API-570 無料問題集「API Piping Inspector」

What is the prescribed alignment for the inside surfaces of circumferential welds to be groove welded?

The type of joints generally limited to piping in non critical service NPS 2 and smaller is.

Why should a leaking threaded joint not be tightened while the system is in service?

To evaluate the effects of fire damage, an assessment should be performed in accordance with____.

A leak test was performed on a buried piping system. The system was re pressured to 125 psi four hours into the test. Sometime during the final four hours, the gauge fell 5

What is the design thickness of NPS 2 ½, SA106 Gr.B pipe that operates at 25 psi / 200°F

Lower levels of soil resistivity are:

What is the working pressure of a 150 Ib. flange, SA 350 Gr.LF6 CL 1, used at 400°F?

The repair organization shall use welders and welding operators qualified in accordance with the code to which the piping was built or alternatively_____.

What is the root face limitation as listed on the attached WPS and PQR

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