EN ISO 9809-3:2019 气瓶.可重复充装的无缝钢气瓶设计,结构和试验.第3部分:正火钢瓶
Gas cylinders - Design, construction and testing of refillable seamless steel gas cylinders and tubes - Part 3: Normalized steel cylinders and tubes (ISO 9809-3:2019)
This document specifies minimum requirements for the material, design, construction and workmanship, manufacturing processes, examination and testing at the time of manufacture for...