DR 99161 标准详情
- 标准号：DR 99161
- 中文标题：
- 英文标题：Certification of welders and welding supervisors
- 标准类别：澳大利亚标准DR
- 发布日期：
DR 99161
内容简介
Proposes requirements necessary for the granting of certificates to persons engaged in the operation of various welding processes used in the manufacture of boilers, pressure vessels and associated piping, as well as, other applications requiring a p
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