VH系列焊烟净化器，主要收集车间焊接现场所产生的有害致癌焊接烟尘。

VH series ding smoke exhaust systems for economic are special for welding fume Produced by the welding site.

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那么这条缝可以在车间焊接。在处理和安装熔接接头的成品管段时应特别小心。

But care shall be taken on fusion welded joints of fabricated spools during handling and installation.

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所有车间焊接接头应进行无损检测根据6.4部分。 ● suǒ所 yǒu有 …

All shop welds in splices shall be subjected to NDT in accordance with section 6.4.

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