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发表于 2020-8-3 17:51:51
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ISO 15614,levle1 a) full penetration butt welds qualify full and partial penetration butt welds and fillet welds in any type of joints; b) butt joints qualify any branch connections; c) fillet welds qualify fillet welding only;
level2 a) butt welds qualify full and partial penetration butt welds and fillet welds, while fillet weld tests are required where T-joints are performed by fillet
welds or partial penetration butt welds in the predominant form of welded connections in relation to the design and production welding;合格的对接焊焊接工艺覆盖全熔透或部分熔透的对接焊和角接焊,但是当产品主要形式为角焊缝连接,其中T型接头是角接焊或部分熔透对接焊时,需要单独做角焊缝评定
b) full penetration butt welds qualify full and partial penetration butt welds and fillet welds in any type of joints;
c) butt joints in pipe qualify branch connections with an angle α ≥ 60° (see Figure 4 for α);
d) butt welds in T-joints with full penetration qualify full and partial penetration butt welds in T-joints and fillet welds but not vice versa;
e) fillet welds qualify fillet welding only;
level1相当于ASME,
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