Pup piece length on extended weld end ball valves is industry practice, not a standard. See how HAZ limits, ASME B16.25 bevels and B31.3 PWHT thresholds actually set the number.
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Pup piece length on extended weld end ball valves is industry practice, not a standard. See how HAZ limits, ASME B16.25 bevels and B31.3 PWHT thresholds actually set the number.
