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Mechanical Engineering Welding / CSWIP · English

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Mechanical Engineering Welding / CSWIP Easy English

Before welding components, the welders' qualifications need to be checked. Does a tack welder also need to do a performance qualification test?

A. yes

B. no

C. only piping tack welders shall take the test

D. only those who will work on pressure parts need to take the test

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