KS B ISO 9809-1-2016(2021) 气瓶.可重复充装的无缝钢气瓶.设计 结构和试验.第1部分:抗拉强度小于1100 MPa的淬火和回火钢瓶
Gas cylinders — Refillable seamless steel gas cylinders — Design, construction and testing — Part 1: Quenched and tempered steel cylinders with tensile strength less than 1 100 MPa