EN 14638-3. Transportable gas cylinders. Refillable welded receptacles of a capacitynot exceeding 150 litres. Part 3. Welded carbon steel cylinders made to a design justified by experimental methods
EN 14638-3 可运输的气瓶 容量不超过150升的可再填充焊接插座 第三部分 焊接碳钢气缸 其设计经实验方法验证
发布日期:
2005-12-16
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