DIN EN 13293:2003
可运输的储气瓶.压缩、液化和不溶性气体用水容量不超过0.5升以及二氧化碳用水容量不超过1升的可反复灌装可运输无缝标准碳素锰钢储气瓶的设计和制造规范
Transportable gas cylinders - Specification for the design and construction of refillable transportable seamless normalised carbon manganese steel gas cylinders of water capacity up to 0,5 litre for compressed, liquefied and dissolved gases and up to 1 li