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Understanding API ICP653 Reading 15-Worksheet-11a

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Q17. A WPS must describe:<br />

A. Essential variables<br />

B. Nonessential variables<br />

C. Supplementary essential variables when required for notch toughness<br />

D. All of the above<br />

ANS: d<br />

Q18. A PQR must describe<br />

A Nonessential variables<br />

B. Essential variables<br />

C. Results of Welder Qualification tests<br />

D. Project description & NDE methods<br />

ANS: b<br />

Charlie Chong/ Fion Zhang

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