DIN EN 14638-1:2006 可运输的气瓶.容量不超过150升的可再充气焊接容器.第1部分:焊接奥氏体的试验方法证明设计的不锈钢气瓶
Transportable gas cylinders - Refillable welded receptacles of a capacity not exceeding 150 litres - Part 1: Welded austenitic stainless steel cylinders made to a design justified by experimental methods; English version of DIN EN 14638-1:2006-07