Understanding API ICP653 Reading 15-Worksheet-11a
Q10. A welder qualifying by making a groove weld on pipe with an O.D. of 3/4" in the 5G position is qualified to weld groove welds in: A. 1/2" O.D. Pipe in the overhead position B. 6" O.D. Pipe in the vertical position C. 3/4" O.D. Pipe in the horizontal position D. None of the above ANS: b Q11. In general, qualification on groove welds also qualifies a welder to make: A. Stud welds B. Overhand welds C. Fillet welds D. All of the above ANS: c Charlie Chong/ Fion Zhang
Q12. Charpy V-notch tests are performed to determine a weldment's A. Tensile strength B. Ductility C. Notch toughness D. All of above ANS: c Q13. A welder making a groove weld using the SAW process on P1 materials may be qualified using radiography. A. True B. False ANS: a Q14. When a tensile specimen breaks in the base metal outside of the weld or fusion line, the strength recorded may be at most_____ below the specified tensile and be accepted. A. 3.5% B. .5% C. 5% D. All of the above ANS: c Charlie Chong/ Fion Zhang
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Q10. A welder qualifying by making a groove weld on pipe with an O.D. of<br />
3/4" in the 5G position is qualified to weld groove welds in:<br />
A. 1/2" O.D. Pipe in the overhead position<br />
B. 6" O.D. Pipe in the vertical position<br />
C. 3/4" O.D. Pipe in the horizontal position<br />
D. None of the above<br />
ANS: b<br />
Q11. In general, qualification on groove welds also qualifies a welder to make:<br />
A. Stud welds<br />
B. Overhand welds<br />
C. Fillet welds<br />
D. All of the above<br />
ANS: c<br />
Charlie Chong/ Fion Zhang
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