本文件规定了水容量小于等于150？l的可再充装无缝不锈钢气瓶的材料、设计、施工和工艺、制造工艺、制造时的检查和测试的最低要求。 适用于最大实际抗拉强度小于1？100？MPa的压缩、液化和溶解气体钢瓶。 注？如果需要，容量在150？l和450？l之间的气瓶可以完全按照本文件制造。

This document specifies the minimum requirements for the materials, design, construction and workmanship, manufacturing processes, examinations and testing at time of manufacture for refillable, seamless, stainless steel gas cylinders with water capacities up to and including 150 l. It is applicable to cylinders for compressed, liquefied and dissolved gases with a maximum actual tensile strength, R_ma, of less than 1 100 MPa. NOTE         If so desired, cylinders of water capacity between 150 l and 450 l can be manufactured to be in full conformance to this document.