API-570 무료 덤프문제 온라인 액세스

A weld is changed from multi pass per side to single pass per side.
How does this effect the PWHT limitation?

• A.The PWHT is not a consideration
• B.This limitation does not apply when a WPS is qualified with a PWHT above the upper transformation temperature
• C.This limitation does not apply when a WPS is qualified with a PWHT below the upper transformation temperature
• D.The PWHT must be performed per ASME IX and time increased byone

Who has the responsibility for qualifying welding procedures?

• A.Each employer
• B.Each contractor
• C.Each subcontractor
• D.Each welder

Actively engaged as an authorized piping inspector shall be defined as a minimum of time spent performing inspection activities.

• A.30%
• B.50%
• C.20%
• D.40%

Determine the MAWP of the following piping system, at the next inspection, based on the following Design pressure/temperature Pipe description Outside diameter of pipe, D Thickness determined from Inspection Observed Corrosion Rate Next planned inspection 100 psig/750°F NPS 6, A285 C EFW, Straight Seam(No radiography) 6 5/8" 0.280"
0.01 inches/year 5 Years
MAWP=

• A.522 psig
• B.487 psig
• C.125 psig
• D.878 psig

A WPS shall have the referenced

• A.NACE
• B.welder
• C.PQR
• D.PDQ