Understanding API ICP653 Reading 15-Worksheet-11a
Q7. Welder's and welding operators who pass the tests for groove welds are qualified for what groove and fillet weld positions? (a) The positions of groove and fillet welds shown in QW-461.9. (b) In all thicknesses of material, sizes of fillet welds, and diameters of pipe and tube 2 7/8" and less. (c) In all thicknesses of material sizes of fillet welds, and diameters of pipe and tube 2-7/8" and over. ANS: A Q8. The three methods by which a welder or welding operator may be qualified are __ of initial production weld, radiography of____ or____ taken from a test coupon. (a) radiography-test coupon-bend tests (b) bend tests -test coupon-tension tests (c) tension tests-test coupon-bend tests ANS: A Charlie Chong/ Fion Zhang
Q9. What welding positions on pipe test coupons omit the specimens in the upper right and lower left quadrants, and replaces the root bend specimen in the upper left quadrant with a face-bend? (a) 2G or 5G (b) 1G or 2G (c) 5G or 6G ANS: Q10. What are the immediate retests required if a welder fails the mechanical tests of QW-302.1 or radiography examination of QW-302.2? . (a) Mechanical tests. (b) Mechanical tests and radiographic examination respectively. (c) Radiographic examination. ANS: b Charlie Chong/ Fion Zhang
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Q9. What welding positions on pipe test coupons omit the specimens in the<br />
upper right and lower left quadrants, and replaces the root bend specimen in<br />
the upper left quadrant with a face-bend?<br />
(a) 2G or 5G<br />
(b) 1G or 2G<br />
(c) 5G or 6G<br />
ANS:<br />
Q10. What are the immediate retests required if a welder fails the mechanical<br />
tests of QW-302.1 or radiography examination of QW-302.2? .<br />
(a) Mechanical tests.<br />
(b) Mechanical tests and radiographic examination respectively.<br />
(c) Radiographic examination.<br />
ANS: b<br />
Charlie Chong/ Fion Zhang
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