{"id":2835,"date":"2022-07-22T09:37:41","date_gmt":"2022-07-22T09:37:41","guid":{"rendered":"https:\/\/p69.com.vn\/?p=2835"},"modified":"2022-08-06T04:28:11","modified_gmt":"2022-08-06T04:28:11","slug":"lap-dat-duong-ong-chua-chay","status":"publish","type":"post","link":"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/","title":{"rendered":"Detailed construction and installation instructions for fire fighting pipes"},"content":{"rendered":"<p><span style=\"vertical-align: inherit;\">Technical <\/span><strong><span style=\"vertical-align: inherit;\">construction and installation of fire-fighting pipelines<\/span><\/strong><span style=\"vertical-align: inherit;\"> includes the following methods. <\/span><a href=\"https:\/\/p69.com.vn\/\" target=\"_blank\" rel=\"noopener\"><strong><span style=\"vertical-align: inherit;\">P69 company<\/span><\/strong> <\/a><span style=\"vertical-align: inherit;\"> will send you the solution and instructions for the construction and installation of fire-fighting pipelines to the highest standards and to ensure the highest safety. Please refer to the article below.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_45 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" area-label=\"ez-toc-toggle-icon-1\"><label for=\"item-69e935210c6cc\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;direction:ltr;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input  type=\"checkbox\" id=\"item-69e935210c6cc\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-visibility-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#Tools_for_construction_and_installation_of_fire-fighting_pipelines\" title=\"Tools for construction and installation of fire-fighting pipelines\">Tools for construction and installation of fire-fighting pipelines<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#Detailed_construction_and_installation_instructions_for_fire_fighting_pipes\" title=\"Detailed construction and installation instructions for fire fighting pipes\">Detailed construction and installation instructions for fire fighting pipes<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#1_Pipeline_processing_before_installation\" title=\"1. Pipeline processing before installation\">1. Pipeline processing before installation<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#a_Conventional_painting_method_using_anti-rust_coating_and_finishing_paint\" title=\"a, Conventional painting method, using anti-rust coating and finishing paint\">a, Conventional painting method, using anti-rust coating and finishing paint<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#b_Multi-component_paint_method_-_special_paint\" title=\"b, Multi-component paint method &#8211; special paint\">b, Multi-component paint method &#8211; special paint<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#2_Measures_for_construction_and_installation_of_fire-fighting_pipes\" title=\"2. Measures for construction and installation of fire-fighting pipes\">2. Measures for construction and installation of fire-fighting pipes<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#a_Cut\" title=\"a, Cut\">a, Cut<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#b_Pipe_thread\" title=\"b, Pipe thread:\">b, Pipe thread:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#c_Pipe_connection\" title=\"c, Pipe connection\">c, Pipe connection<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#d_Connection_by_thread\" title=\"d, Connection by thread\">d, Connection by thread<\/a><ul class='ez-toc-list-level-5'><li class='ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#Thread_connection_according_to_the_usual_scheme\" title=\"Thread connection according to the usual scheme\">Thread connection according to the usual scheme<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#Thread_connection_according_to_the_option_of_using_epoxy_glue_applicable_to_areas_where_the_ceiling_is_not_closed\" title=\"Thread connection according to the option of using epoxy glue (applicable to areas where the ceiling is not closed)\">Thread connection according to the option of using epoxy glue (applicable to areas where the ceiling is not closed)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#e_Solder_connection\" title=\"e, Solder connection\">e, Solder connection<\/a><ul class='ez-toc-list-level-5'><li class='ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#Scope_of_application\" title=\"Scope of application\u00a0\">Scope of application\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#The_welding_process_is_as_follows\" title=\"The welding process is as follows\">The welding process is as follows<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#Welding_sequence\" title=\"Welding sequence\">Welding sequence<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#Flange_joint\" title=\"Flange joint\">Flange joint<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#Connect_by_quick_coupler\" title=\"Connect by quick coupler\">Connect by quick coupler<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-duong-ong-chua-chay\/#Contact_information_P69_-_M_E_M_E_Contractor\" title=\"Contact information P69 \u2013 M&amp;E . M&amp;E Contractor\">Contact information P69 \u2013 M&amp;E . M&amp;E Contractor<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Tools_for_construction_and_installation_of_fire-fighting_pipelines\"><\/span><strong><span style=\"vertical-align: inherit;\">Tools for construction and installation of fire-fighting pipelines<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Electric drill<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Clean cloths and carpets<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Powersaw<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Wet cloth<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Disc cutter<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Tape measure<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Hand saw<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Measure<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Big square head<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Arc Welding Machine<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Metal broom<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Oil brush<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_2860\" aria-describedby=\"caption-attachment-2860\" style=\"width: 890px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2860 size-full\" title=\"construction and installation of fire pipes\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/Thi-cong-phong-chay-chua-chay.jpg\" alt=\"construction and installation of fire pipes\" width=\"890\" height=\"500\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/Thi-cong-phong-chay-chua-chay.jpg 890w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/Thi-cong-phong-chay-chua-chay-300x169.jpg 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/Thi-cong-phong-chay-chua-chay-768x431.jpg 768w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/Thi-cong-phong-chay-chua-chay-600x337.jpg 600w\" sizes=\"auto, (max-width: 890px) 100vw, 890px\" \/><figcaption id=\"caption-attachment-2860\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Construction and installation of fire pipes<\/span><\/em><\/figcaption><\/figure>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Vinyl sheet<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Soldering iron, nail, grinder, bolt, temporary nut<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Fire extinguisher<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Goggles<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Windshield, pressure vessel, wire and connector, pulley<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Scaffolding, forklifts<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Hammer, Cle, Alkaline, plumb line&#8230;..<\/span><\/li>\n<\/ul>\n<p><span style=\"vertical-align: inherit;\">The team carrying out the transportation of fire hoses and accessories must not be bumped, scratched manually or use a winch, forklift, or hoist to lift the installation hose to the installation locations. In particular, there must be a bracket to place the pipe supplies, avoid placing them directly on the floor.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Detailed_construction_and_installation_instructions_for_fire_fighting_pipes\"><\/span><span style=\"vertical-align: inherit;\">Detailed construction and installation instructions for fire fighting pipes<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">The <\/span><a href=\"https:\/\/p69.com.vn\/thi-cong-phong-chay-chua-chay\/\" target=\"_blank\" rel=\"noopener\"><span style=\"vertical-align: inherit;\">construction and installation of fire protection systems<\/span><\/a><span style=\"vertical-align: inherit;\"> must follow a thorough and strict process from the process of design, appraisal, approval, construction, acceptance, inspection to maintenance of the fire protection system. Understanding the construction and installation methods of fire fighting pipes helps to ensure the operation of fire fighting pipes more effectively and optimally. Measures for construction and installation of fire-fighting pipelines include:<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Pipeline_processing_before_installation\"><\/span><span style=\"vertical-align: inherit;\">1. Pipeline processing before installation<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">&#8211; Before installing the pipe must be cleaned of rust and impurities with a rust brush<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Use a rag to wipe off the preservative oil both inside and outside the tube<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Paint to protect and preserve black and galvanized steel pipes<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Each piping system will be thoroughly cleaned before connecting to the system and equipment. For carbon steel pipe, fill the tube with water after completing the tube leak proof test or cleaning to prevent corrosion.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Carefully inspect the pipe and the pipe connection.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; The pipe will be cut with a cutter. Metal wheel cutters are not accepted.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Edges inside and outside the pipe that are rough or sharp will be smoothed. The inner edges must be flat.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; When not constructing pipes, fittings and terminal valves, they should be temporarily covered to avoid external influences<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"a_Conventional_painting_method_using_anti-rust_coating_and_finishing_paint\"><\/span><span style=\"vertical-align: inherit;\">a, Conventional painting method, using anti-rust coating and finishing paint<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<figure id=\"attachment_2859\" aria-describedby=\"caption-attachment-2859\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2859 size-full\" title=\"Conventional painting method, using anti-rust coating and finishing paint\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/he-thong-pccc-bang-nuoc.jpg\" alt=\"Conventional painting method, using anti-rust coating and finishing paint\" width=\"600\" height=\"447\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/he-thong-pccc-bang-nuoc.jpg 600w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/he-thong-pccc-bang-nuoc-300x224.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-2859\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Conventional painting method, using anti-rust coating and finishing paint<\/span><\/em><\/figcaption><\/figure>\n<p><span style=\"vertical-align: inherit;\">&#8211; Technical features:<\/span><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Good anti-rust, good adhesion for the next coating.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The amount of paint consumed for 1 m2 of product: 100 &#8211; 150g ( <\/span><em><span style=\"vertical-align: inherit;\">actually depends on the surface to be painted).<\/span><\/em><\/li>\n<\/ul>\n<p><span style=\"vertical-align: inherit;\">&#8211; Using:<\/span><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Surface preparation of the treated surface should be free of dirt, grease and any other impurities. Clean the oil on the pipe surface by 2 methods: Use gasoline and dry rag to clean the oil on the pipe.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Scaly, rusty: sandpaper, stiff brush.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Prepared metal surfaces must be painted immediately to prevent re-corrosion.<\/span><\/li>\n<\/ul>\n<p><span style=\"vertical-align: inherit;\">&#8211; Machining method<\/span><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">The paint bucket must be stirred well.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Use brush, roller or spray gun (supply pressure: 2 \u2013 4 KG\/cm2).<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Solid paint with solvent DMT2 \u2013 AK; mixing ratio: 5 &#8211; 10 %.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Time allowed to apply the next layer, minimum: 22 hours.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Paint condition: air humidity not more than 90%.<\/span><\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"b_Multi-component_paint_method_-_special_paint\"><\/span><span style=\"vertical-align: inherit;\">b, Multi-component paint method &#8211; special paint<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"vertical-align: inherit;\">&#8211; Technical features:<\/span><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Use to display color on pipes.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Good surface protection, good corrosion resistance.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The amount of paint consumed for 1m2 of product: 150-200g\u00a0 <\/span><em><span style=\"vertical-align: inherit;\">(actually depends on the surface of the material to be painted).<\/span><\/em><\/li>\n<\/ul>\n<p><span style=\"vertical-align: inherit;\">&#8211; Using:<\/span><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Surface preparation to be painted: <\/span><em><span style=\"vertical-align: inherit;\">New material surface:<\/span><\/em><span style=\"vertical-align: inherit;\"> S.AK-N1 anti-rust paint (for black steel pipes) or CXL-WP surface treatment paint (for galvanized steel pipes) dry, clean, dry, free from grease and dirt.<\/span><\/li>\n<\/ul>\n<p><span style=\"vertical-align: inherit;\">&#8211; Processing method:<\/span><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">The paint bucket must be stirred well.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Use brush, roller or spray gun (supply pressure: 2 \u2013 4 KG\/cm2).<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Solid paint with solvent DMT2-AK; mixing ratio: 5-10 %.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Minimum 2 coats required. Each class is spaced 1 hour apart.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Paint condition: air humidity not more than 90%.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"2_Measures_for_construction_and_installation_of_fire-fighting_pipes\"><\/span><span style=\"vertical-align: inherit;\">2. Measures for construction and installation of fire-fighting pipes<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"vertical-align: inherit;\">The cutting method is carried out in accordance with each type of material and the cuts are exactly as shown in the drawings.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Using a specialized cutter to ensure the length of the pipe, the cuts according to the requirements.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Using eye protection, the cutter ensures that there is a guard to prevent chips and fire from being thrown out causing an accident.<\/span><\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"a_Cut\"><\/span><strong><span style=\"vertical-align: inherit;\">a, Cut<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li><span style=\"vertical-align: inherit;\">When cutting does not deform the tube and the guard, the pipe cross-section must be smooth and perpendicular to the center of the pipe (or bevel if necessary) in order to make a joint.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Pipe cutting tools must be suitable and ensure the required cutting length.<\/span><\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"b_Pipe_thread\"><\/span><strong><span style=\"vertical-align: inherit;\">b, Pipe thread:<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<figure id=\"attachment_2855\" aria-describedby=\"caption-attachment-2855\" style=\"width: 853px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2855 size-full\" title=\"Construction and installation of pipe thread\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/2-29.png\" alt=\"Construction and installation of pipe thread\" width=\"853\" height=\"671\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/2-29.png 853w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/2-29-300x236.png 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/2-29-768x604.png 768w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/2-29-600x472.png 600w\" sizes=\"auto, (max-width: 853px) 100vw, 853px\" \/><figcaption id=\"caption-attachment-2855\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Construction and installation of pipe thread<\/span><\/em><\/figcaption><\/figure>\n<p><span style=\"vertical-align: inherit;\">Pipe thread details from 25A-50A<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 Straighten the pipe and clean the Bavia before threading<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 For pipes with diameter D&lt;= 50, the minimum thread length reaches 20-25mm<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 Thread pipe by threading machine with thread pitch and specified length. Threads on tapered pipes, complying with pipe thread standards<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 Thread the pipe using a threading machine with an automatic sizing device. Cut perpendicular to the center of the pipe, cut gradually and evenly so that the cutting layer is smooth. Depending on the type of pipe, proceed to give the appropriate amount of cutting oil, or evenly distribute it to the cutting unit. When the oil changes color, it needs to be replaced with new oil. When the tooth is defective, it must be replaced with a new Taro blade.<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"c_Pipe_connection\"><\/span><span style=\"vertical-align: inherit;\">c, Pipe connection<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"vertical-align: inherit;\">\u2013 Pipe connection by welding for pipes &gt;=D65<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Fabrication of pipe sections is carried out according to the following steps:<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Step 1: Cut the tube.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Step 2: Bevel the edge of the pipe.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Step 3: Check pipe cleaning<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Step 4: Pipe connector<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Step 5: Install in the right position<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Step 6: Mounting, adjusting<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Step 7: Fixed welding<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Step 8: Repair<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Step 9: Try pressure<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 To connect the pipe together or connect the pipe to the device, first check the position where the device needs to be connected.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Using a lifting device, put the two pipes into position, at the right design coordinates, the two ends of the pipe are close together, concentric with each other and parallel to the horizontal, with a gap of 1.5-3mm.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 Two temporary pipes are ashed with steel cables or hoists or supported by racks, using a device to adjust the concentricity and clearance between them.<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"d_Connection_by_thread\"><\/span><span style=\"vertical-align: inherit;\">d, Connection by thread<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<h5><span class=\"ez-toc-section\" id=\"Thread_connection_according_to_the_usual_scheme\"><\/span><span style=\"font-size: 12pt;\"><span style=\"vertical-align: inherit;\">Thread connection according to the usual scheme<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"vertical-align: inherit;\">\u2013 Threaded connection to galvanized steel pipe with nominal diameter DN&lt;=50<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 Threaded connection is mainly done at the construction site in steps<\/span><\/p>\n<figure id=\"attachment_2854\" aria-describedby=\"caption-attachment-2854\" style=\"width: 941px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2854 size-full\" title=\"The threaded connection steps are mainly done at the construction site\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/5-24.png\" alt=\"The threaded connection steps are mainly done at the construction site\" width=\"941\" height=\"112\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/5-24.png 941w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/5-24-300x36.png 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/5-24-768x91.png 768w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/5-24-600x71.png 600w\" sizes=\"auto, (max-width: 941px) 100vw, 941px\" \/><figcaption id=\"caption-attachment-2854\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">The threaded connection steps are mainly done at the construction site<\/span><\/em><\/figcaption><\/figure>\n<p><span style=\"vertical-align: inherit;\">When installing pipes, it is necessary to check and clean cutting oil, water, dust attached to the thread, inside the pipe or the pipe cross-section. When threading, wind the jute wire in the direction of the thread and then apply a sufficient amount of paint to cover the surface. When screwing, twist the thread by hand and then tighten the pipe with pliers. After connecting the thread, use paint to cover the remaining threads and red paint to finish the pipe<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"Thread_connection_according_to_the_option_of_using_epoxy_glue_applicable_to_areas_where_the_ceiling_is_not_closed\"><\/span><span style=\"font-size: 12pt;\"><span style=\"vertical-align: inherit;\">Thread connection according to the option of using epoxy glue (applicable to areas where the ceiling is not closed)<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"vertical-align: inherit;\">\u2013 Connection by threading for galvanized steel pipes with nominal diameter DN&lt;=50 with A&amp;B glue mixture according to the sequence<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 Before connecting pipes, mix glue A, glue B and solvent type<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">AB glue (Expoxy glue) is a synthetic chemical used in the processing industry, especially the wood, stone, concrete, metal processing industry.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 Glue A (Epoxy) is clear, glue B (curing agent) is honey yellow<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 Mix in the ratio 1:1 and stir until the color is uniform<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 The time to ensure the glue mixture after mixing is 1 hour<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 Apply the glue mixture that has been mixed on the surface of the accessory and the threaded pipe of the object to be bonded, wait for it to dry and use the joint.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 Specify the thread pitch corresponding to each pipe size. Thread lathe table and tool compliant with JIS B0203 . Standard<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"e_Solder_connection\"><\/span><span style=\"vertical-align: inherit;\">e, Solder connection<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<h5><span class=\"ez-toc-section\" id=\"Scope_of_application\"><\/span><span style=\"font-size: 12pt;\"><em><strong><span style=\"vertical-align: inherit;\">Scope of application\u00a0<\/span><\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"vertical-align: inherit;\">For pipes with a diameter of more than 65mm, the welding method is used to connect the pipe<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"The_welding_process_is_as_follows\"><\/span><span style=\"font-size: 12pt;\"><span style=\"vertical-align: inherit;\">The welding process is as follows<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<figure id=\"attachment_2856\" aria-describedby=\"caption-attachment-2856\" style=\"width: 543px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2856 size-full\" title=\"Welding processes\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/10-7.png\" alt=\"Welding processes\" width=\"543\" height=\"172\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/10-7.png 543w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/10-7-300x95.png 300w\" sizes=\"auto, (max-width: 543px) 100vw, 543px\" \/><figcaption id=\"caption-attachment-2856\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Welding processes<\/span><\/em><\/figcaption><\/figure>\n<p><span style=\"vertical-align: inherit;\">+ Preparation, welding rods, welding machines, pipe materials. Measure the size of the tube and clean the surface of the tube. The surface will be free of oil, dirt and dry (100mm from the weld). Clean the edge with a grinder, iron brush<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Check the angle of inclination matches the thickness of the pipe. If the angle of inclination is not correct, correct it with a file. Adjust the tube so that the center is on a line<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ All pipe welding will be done by arc welding process. The electrode will be selected by the mechanical engineer to match the approved electrode.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ The number of welding dots for pipe sizes equal to or less than 300A is 3 points, for pipe sizes<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">350A-500A will be 6 points and for pipe sizes equal to or above 550A it will be 8 points.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Conduct welding<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Conduct filling welding<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Roll the tube from top to bottom. For pipe clamps, welding will be done from bottom to top<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ After welding, all welding areas will be cleaned. The soldering point must be free from rust.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">All welded pipes must be visually inspected. Damaged welds refer to section 5.4.4.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ The width of the finished weld shall not exceed 3.2mm of the main groove weld.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Report to the engineer about the damage. Damaged welds and pipes must not be repaired<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">250mm will be cut square and right, and the above welding will be done to join the pipe again.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ After welding and cleaning, paint anti-corrosion with approved paint.<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"Welding_sequence\"><\/span><span style=\"font-size: 12pt;\"><span style=\"vertical-align: inherit;\">Welding sequence<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<ul>\n<li><span style=\"vertical-align: inherit;\">For the base material is steel (black steel pipe, galvanized steel)<\/span><\/li>\n<\/ul>\n<p><span style=\"vertical-align: inherit;\">+ For materials with a thickness of more than 4.5mm, two layers must be welded, the lining is fully welded around the pipe before welding the coating.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ For pipes with a thickness of less than 4.5mm, it is allowed to weld once, fill in the weld gap. The weld requirement must be filled, the weld height must be higher than the outside of the pipe but up to 3mm<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Maximum internal convexity 1mm<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ For flange welds, the weld dot will be 1 point and the flange will be the right angle to the pipeline axis. Then the number of solder points is 3-4 points before the official welding. Welds on the outside are not outside the flange.<\/span><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Supplies and welding machines.<\/span><\/li>\n<\/ul>\n<p><span style=\"vertical-align: inherit;\">When the contractor hires the welding machine, the contractor will pass a quality check under the supervision and approval of the engineer before being allowed to weld.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Do not use a hammer to drive into the pipe. Do not leave the soldering iron in a wet area.<\/span><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Safe<\/span><\/li>\n<\/ul>\n<p><span style=\"vertical-align: inherit;\">+ The welding area must be covered with vinyl sheet to avoid water and dust.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Fire extinguishers will be equipped at the welding area and must be checked for safety.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ For worker&#8217;s safety, ground wire must be equipped for arc welding process; and distributes clothing, goggles, and gloves to workers.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Do not conduct welding without the contractor&#8217;s own supervision.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Welding will not be performed when the quality of the weld is impaired due to windy weather conditions including sand blowing or strong wind (wind speed above 10m\/s). Equip windbreaks and tents when welding in the above weather conditions.<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"Flange_joint\"><\/span><span style=\"font-size: 12pt;\"><span style=\"vertical-align: inherit;\">Flange joint<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"vertical-align: inherit;\">\u2013 Some locations cannot apply welding method or for convenience in disassembly, flange joints will be applied. For example, the position of the installation connection with the locking valve above 65mm and the connection position with the HDPE pipe when exiting the building<\/span><\/p>\n<figure id=\"attachment_2857\" aria-describedby=\"caption-attachment-2857\" style=\"width: 647px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2857 size-full\" title=\"Typical flange joint fitting details\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/11-12.png\" alt=\"Typical flange joint fitting details\" width=\"647\" height=\"437\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/11-12.png 647w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/11-12-300x203.png 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/11-12-600x405.png 600w\" sizes=\"auto, (max-width: 647px) 100vw, 647px\" \/><figcaption id=\"caption-attachment-2857\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Typical flange joint fitting details<\/span><\/em><\/figcaption><\/figure>\n<p><span style=\"vertical-align: inherit;\">\u2013 Steps to weld flange with pipe<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Put the piece of pipe that needs to be flanged on the support, insert the flange into the end of the pipe<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Using a ruler perpendicular to the body of the pipe and the flange, align the gap between the pipe and the flange so that the gap is even.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Weld 1 point between pipe and flange, align right angle and clearance again, then symmetric spot weld<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Clean the welding slag from the welding points and then make a complete weld<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 Flange jointing steps<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Align joints with flanges<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Align the holes between the straight flange, put the rubber gasket in the slot between the two flanges so that the rubber seal is exactly on the two edges of the flange.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Install the bolts, bolts and nuts, tighten the bolts in the order as shown below. When installing flange connection bolts, technical measures should be taken<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Torque is adjusted attached to the washer torque. Check the washer torque.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Tighten the bolts evenly<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Use a marker to mark the tightening bolt and nut when finished, then tighten it again and check it visually.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Some technical measures need to be met as follows:<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Torque will be adjusted attached to the torque of the washer. Check the torque of the washers.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Tighten bolts evenly. The order of tightening is as shown in the picture<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Use an oil marker to mark the tightening bolts and nuts when finished. Then tighten again and check visually.<\/span><\/p>\n<figure id=\"attachment_2858\" aria-describedby=\"caption-attachment-2858\" style=\"width: 848px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2858 size-full\" title=\"Standard order of bolting\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/12-6.png\" alt=\"Standard order of bolting\" width=\"848\" height=\"264\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/12-6.png 848w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/12-6-300x93.png 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/12-6-768x239.png 768w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/12-6-600x187.png 600w\" sizes=\"auto, (max-width: 848px) 100vw, 848px\" \/><figcaption id=\"caption-attachment-2858\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Standard order of bolting<\/span><\/em><\/figcaption><\/figure>\n<h5><span class=\"ez-toc-section\" id=\"Connect_by_quick_coupler\"><\/span><span style=\"font-size: 12pt;\"><span style=\"vertical-align: inherit;\">Connect by quick coupler<\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"vertical-align: inherit;\">\u2013 Apply to technical area &#8211; water supply pump room<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Typical details of system connection by Victualic-Brand . quick coupling<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 Use accessories and specialized processing machines of the manufacturer<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">\u2013 Pipe connection process<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Using a grooving machine, create a groove (Groove) on the two ends of the pipe<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Use washers\/gaskets to hug the two ends of the pipe<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Attach the semicircular Housings to the concave groove to hold the Gasket and keep the stiffness of the joint. Use bolts and nuts to tighten the 2 panels.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Contact us today for a free consultation and answer at:<\/span><\/p>\n<div dir=\"auto\">\n<h2><span class=\"ez-toc-section\" id=\"Contact_information_P69_-_M_E_M_E_Contractor\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span style=\"vertical-align: inherit;\">Contact information P69 \u2013 M&amp;E . M&amp;E Contractor<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">Address: No. 6\/165C Xuan Thuy, Cau Giay District, Hanoi<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Website: https:\/\/p69.com.vn\/<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Hotline: 02437688156 \u2013 0965937799<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Email: kd@cokhip69.com.vn<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Facebook:\u00a0 <\/span><a href=\"https:\/\/www.facebook.com\/p69nhathaucodien\"><span style=\"vertical-align: inherit;\">https:\/\/www.facebook.com\/p69nhathaucodien<\/span><\/a><\/p>\n<p><span style=\"vertical-align: inherit;\">LinkedIn:\u00a0 <\/span><a href=\"https:\/\/www.linkedin.com\/in\/congtyp69\/\"><span style=\"vertical-align: inherit;\">https:\/\/www.linkedin.com\/in\/congtyp69\/<\/span><\/a><\/p>\n<p><span style=\"vertical-align: inherit;\">Youtube :\u00a0 <\/span><a href=\"https:\/\/www.youtube.com\/channel\/UCOUwCnE5iGj8iqe_ZIUM7oA\"><span style=\"vertical-align: inherit;\">https:\/\/www.youtube.com\/channel\/UCOUwCnE5iGj8iqe_ZIUM7oA<\/span><\/a><\/p>\n<\/div>\n<div dir=\"auto\"><\/div>\n<p><\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;2835&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;7&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;5&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;5\\\/5 - (7 votes)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;width&quot;:&quot;142.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 142.5px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            5\/5 - (7 votes)    <\/div>\n    <\/div>","protected":false},"excerpt":{"rendered":"<p>Technical construction and installation of fire-fighting pipelines includes the following methods. P69 company will send you the solution and instructions for the construction and installation of fire-fighting pipelines to the highest standards and to ensure the highest safety. Please refer to the article below. Tools for construction and installation of fire-fighting pipelines Electric drill Clean [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":2859,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-2835","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v17.1.1 (Yoast SEO v20.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>H\u01b0\u1edbng d\u1eabn thi c\u00f4ng L\u1eafp \u0111\u1eb7t \u0111\u01b0\u1eddng \u1ed1ng ch\u1eefa ch\u00e1y chi ti\u1ebft<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/p69.com.vn\/lap-dat-duong-ong-chua-chay\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[:vi]H\u01b0\u1edbng d\u1eabn thi c\u00f4ng l\u1eafp \u0111\u1eb7t \u0111\u01b0\u1eddng \u1ed1ng ch\u1eefa ch\u00e1y chi ti\u1ebft[:en]Detailed construction and installation instructions for fire fighting pipes[:]\" \/>\n<meta property=\"og:description\" content=\"Technical construction and installation of fire-fighting pipelines includes the following methods. P69 company will send you the solution and instructions for the construction and installation of fire-fighting pipelines to the highest standards and to ensure the highest safety. Please refer to the article below. 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P69 company will send you the solution and instructions for the construction and installation of fire-fighting pipelines to the highest standards and to ensure the highest safety. Please refer to the article below. Tools for construction and installation of fire-fighting pipelines Electric drill Clean [&hellip;]","og_url":"https:\/\/p69.com.vn\/lap-dat-duong-ong-chua-chay\/","og_site_name":"P69","article_published_time":"2022-07-22T09:37:41+00:00","article_modified_time":"2022-08-06T04:28:11+00:00","og_image":[{"width":600,"height":447,"url":"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/07\/he-thong-pccc-bang-nuoc.jpg","type":"image\/jpeg"}],"author":"adminhdec","twitter_card":"summary_large_image","twitter_misc":{"Written by":"adminhdec","Est. reading time":"15 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/p69.com.vn\/lap-dat-duong-ong-chua-chay\/#article","isPartOf":{"@id":"https:\/\/p69.com.vn\/lap-dat-duong-ong-chua-chay\/"},"author":{"name":"adminhdec","@id":"https:\/\/p69.com.vn\/#\/schema\/person\/e7444874c2d9f2d90eb8fbc63e75243f"},"headline":"Detailed construction and installation instructions for fire fighting pipes","datePublished":"2022-07-22T09:37:41+00:00","dateModified":"2022-08-06T04:28:11+00:00","mainEntityOfPage":{"@id":"https:\/\/p69.com.vn\/lap-dat-duong-ong-chua-chay\/"},"wordCount":6785,"commentCount":0,"publisher":{"@id":"https:\/\/p69.com.vn\/#organization"},"articleSection":["News"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/p69.com.vn\/lap-dat-duong-ong-chua-chay\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/p69.com.vn\/lap-dat-duong-ong-chua-chay\/","url":"https:\/\/p69.com.vn\/lap-dat-duong-ong-chua-chay\/","name":"H\u01b0\u1edbng d\u1eabn thi c\u00f4ng L\u1eafp \u0111\u1eb7t \u0111\u01b0\u1eddng \u1ed1ng ch\u1eefa ch\u00e1y chi ti\u1ebft","isPartOf":{"@id":"https:\/\/p69.com.vn\/#website"},"datePublished":"2022-07-22T09:37:41+00:00","dateModified":"2022-08-06T04:28:11+00:00","breadcrumb":{"@id":"https:\/\/p69.com.vn\/lap-dat-duong-ong-chua-chay\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/p69.com.vn\/lap-dat-duong-ong-chua-chay\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/p69.com.vn\/lap-dat-duong-ong-chua-chay\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Trang ch\u1ee7","item":"https:\/\/p69.com.vn\/"},{"@type":"ListItem","position":2,"name":"H\u01b0\u1edbng d\u1eabn thi c\u00f4ng l\u1eafp \u0111\u1eb7t \u0111\u01b0\u1eddng \u1ed1ng ch\u1eefa ch\u00e1y chi ti\u1ebft"}]},{"@type":"WebSite","@id":"https:\/\/p69.com.vn\/#website","url":"https:\/\/p69.com.vn\/","name":"P69","description":"C\u00f4ng ty C\u1ed5 Ph\u1ea7n \u0110\u1ea7u T\u01b0 P69","publisher":{"@id":"https:\/\/p69.com.vn\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/p69.com.vn\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/p69.com.vn\/#organization","name":"P69 - 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