本规程规定了根据ASME B31制造和检查管道系统的要求。8输配气管道系统（以下简称本规范）。本规程描述了根据ASME B31建造的车间和现场预制管道和管道的要求。8.提供了材料、焊接、成型和热处理的管道制造要求。对管道材料、部件、制造、装配和安装提出了检查要求。提供了检查文件的要求。还提供了检查方法、验收标准和缺陷工程纠正要求。

This Practice provides requirements for fabricating and examining piping systems in accordance withASME B31.8 Gas Transmission and Distribution Piping Systems, (hereinafter referred to as the Code).This Practice describes the requirements for both shop and field fabricated piping and pipelines constructed in accordance with ASME B31.8. Piping fabrication requirements are provided for materials, welding, forming, and heat treatment.Examination requirements are provided for piping materials, components, fabrication, assembly, and erection. Requirements for examination documentation are provided. Examination methods, acceptance criteria, and requirements for correction of defective work are also provided.