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【Common Issues in Haichuan Pipeline Design】Can pipe supports and hangers be installed at the circumferential welds of pipes? Let’s take a look at how the standards are specified

2025-12-04View Original

Thread Content

During the design, installation, and inspection of pipelines, various minor issues that have been overlooked or not taken into account are often identified. These issues are compiled into a series; the list is being updated continuously. Everyone is welcome to actively participate in discussions. This is a compilation post on common problems in Haichuan pipeline design – it’s still being updated, and discussions are welcome: https://bbs.hcbbs.com/thread-5705828-1-1.html ------------------------------------------------------------------ When designing and installing pipelines, it is essential to strictly adhere to relevant standards, ensuring that the locations of supports and hangers avoid all ring welds and meet the specified minimum spacing requirements. These are fundamental conditions for ensuring the long-term safe operation of pipeline systems.
Reply #22025-12-04
[Common Issues in Haichuan Pipeline Design] – A compilation post; images and text are being updated. Feel free to join the discussion: https://bbs.hcbbs.com/thread-5705828-1-1.html (Source: Haichuan Chemical Forum (Hua Haichuan Liu hcbbs))
Reply #32025-12-05
【Ten Years of Rapid Development in Chemical Equipment】After 13 years of development, 2863-2025 was successfully developed, breaking foreign monopolies! Successful trial production of 17-meter ultra-long ultra-high-pressure steel pipes in our country https://bbs.hcbbs.com/thread-5706989-1-1.html (Source: Haichuan Chemical Industry Forum (Hua Haichuan Liu hcbbs))
Reply #42025-12-05
[Common Issues in Haichuan Pipeline Design] – A compilation post; images and text are being updated. Feel free to join the discussion: https://bbs.hcbbs.com/thread-5705828-1-1.html (Source: Haichuan Chemical Forum (Hua Haichuan Liu hcbbs))
Reply #52025-12-06
【Common Issues in Haichuan Pipeline Design】--Valves in confined spaces such as pits require extended operating mechanisms to reduce risks https://bbs.hcbbs.com/thread-5707433-1-1.html (Source: Haichuan Chemical Forum (Hua Haichuan Liu hcbbs))
Reply #62025-12-08
【Ten Years of Rapid Development in Chemical Equipment】The first prefabricated module for the plant’s process pipeline system in CNPC’s Blue Ocean New Materials project (2028–2025) has been successfully shipped. https://bbs.hcbbs.com/thread-5707283-1-1.html (Source: HaiChuan Chemical Forum (HuaHaiChuanLiu hcbbs))
Reply #72025-12-08
【Ten Years of Rapid Development in Chemical Equipment】The first prefabricated module for the plant’s process pipeline system in CNPC’s Blue Ocean New Materials project (2028–2025) has been successfully shipped. https://bbs.hcbbs.com/thread-5707283-1-1.html (Source: HaiChuan Chemical Forum (HuaHaiChuanLiu hcbbs))
Reply #82025-12-08
【Ten Years of Rapid Development in Chemical Equipment】The coal-based α-olefin-based technology for producing medium-low viscosity mPAO, independently developed by Guoneng Group, was successfully put into operation for the first time: https://bbs.hcbbs.com/thread-5707383-1-1.html (Source: Haichuan Chemical Industry Forum (HCBBS))
Reply #92025-12-09
【Ten Years of Rapid Development in Chemical Engineering Equipment】The world’s first commercial project for producing hydrogen via water photolysis, 2884-2025, has been completed and put into operation in Panzhihua City. https://bbs.hcbbs.com/thread-5707404-1-1.html (Source: Haichuan Chemical Industry Forum (HCBBS))
Reply #102025-12-09
【Ten Years of Rapid Development in Chemical Equipment】From 2025 to 2035, Pingmei Shenma Hydrogen Chemistry Company successfully achieved the domestic substitution of spare parts for high-pressure coal slurry pumps used in gasification units. https://bbs.hcbbs.com/thread-5707406-1-1.html (Source: Huchuan Chemical Forum (Hua Hai Chuan Liu hcbbs))

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