Discussion on Common Problems in the Type Test of Seamless Steel Pipes

在特种设备安全领域，压力管道元件型式试验工作的重要作用日趋明显。随着新版TSG D7002-2023《压力管道元件型式试验规则》的发布实施，压力管道元件的型式试验发生了很多变化，对压力管道元件生产企业进行型式试验工作产生了很大的影响。本文介绍了无缝钢管在最新版本TSG D7002-2023《压力管道元件型式试验规则》中型式试验工作要求的一些主要变化，并针对这些变化归纳了压力管道无缝钢管型式试验中的相关常见问题，并提出了解决建议。In the field of special equipment safety, the important role of type testing of pressure piping components is becoming more and more obvious. With the release and implementation of the new version of TSG D7002-2023 “Type Test Rules for Pressure Piping Components”, many changes have taken place in the type test of pressure piping components, which has had a great impact on the type test work of pressure piping component manufacturers. This paper introduces some of the main changes in the type test requirements of seamless steel pipes in the latest version of TSG D7002-2023 “Type Test Rules for Pressure Piping Components”, and summarizes the relevant common problems in the type test of pressure pipe seamless steel pipes in response to these changes, and puts forward suggestions for solutions.