GB/T40317-2021 Stainless steel seamless steel pipes for oxygen pipelines. This document specifies the classification and code number of stainless steel seamless steel pipes for oxygen pipelines, ordering content, size, shape and weight, technical requirements, test methods, inspection rules, packaging and markings. and quality certificate. This document applies to stainless steel stainless steel pipes (hereinafter referred to as "steel pipes") for transporting oxygen and liquid oxygen.
GB/T 40317-2021 history
2021GB/T 40317-2021 Seamless stainless steel pipes for oxygen pipeline