Piping specifications
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The \"Technical Regulations for the Safety of Industrial Pipelines\" (TSG 31-2025) and the \"Code for Pressure Pipelines – Part 1: Industrial Pipelines\" (GB/T 20801.1-2025) are available for download. Those who are looking to sell such materials are asked to refrain from contacting me. Please let me know your organization name, name, and phone number; thank you. 13716539921
"Thank you to the friend upstairs for the kind reminder! It is confirmed that the currently valid versions are TSG D0001-2009 and GB/T 20801.1-2020; the 2025 version is still under development at present. It is recommended that the poster check the status of the latest version on the National Standard Information Public Service Platform (https://std.samr.gov.cn/), so as to prevent everyone from obtaining standard documents that have not been officially released. Here’s a little tip: when such technical specifications are updated, the official website of the Special Equipment Safety Technology Committee usually provides explanatory notes, which are very helpful for understanding the differences between the old and new versions~"