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3 Cards in this Set
- Front
- Back
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When performing preheat prior to pipe welding, the preheat zone must extend |
B 3" beyond the start of the weld |
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When obtaining thickness measurements |
C a CML on each type of pipe component should be measured |
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Flange bolts are unacceptable if the bolt threads to not extend |
C inside the nut within 1 thread of the nut face |
