ISO 9809-1:2019
气瓶.可重复充装的无缝钢瓶和管的设计 结构和试验.第1部分:拉伸强度小于1100兆帕的淬火和回火钢瓶和管
Gas cylinders — Design, construction and testing of refillable seamless steel gas cylinders and tubes — Part 1: Quenched and tempered steel cylinders and tubes with tensile strength less than 1 100 MP