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I would like to ask: does this welding method fall under category B or C?

2018-05-30View Original

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Does this welding method belong to category B or C?
Reply #22018-05-30
This is the tube sheet welded to the cylinder
Reply #32018-05-31
CCCCCCCCCCCCCCCCCC
Reply #42018-05-31
It belongs to the butt weld, root-joint type, Class B
Reply #52018-05-31
What was said on the 4th floor is correct; I just checked the standards – this type of connector is a non-matching connector and falls under category C
Reply #62018-05-31
Referring to Figure 4-1 in GB/T151-2014, it should belong to Class B joints.

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