BS EN 14638-1:2006
可运输的气瓶.容量小于150 litres的可再充气焊接插座.用实验方法证明设计制成的焊接奥氏体不锈钢气瓶
Transportable gas cylinders - Refillable welded receptacles of a capacity not exceeding 150 litres - Welded austenitic stainless steel cylinders made to a design justified by experimental methods