API API-570 Actual Free Exam Questions & Community Discussion

  • Exam Code/Number: API-570
  • Exam Name/Title: Piping Inspector
  • Certification Provider: API
  • Corresponding Certification: Individual Certification Programs
  • Exam Questions: 150
  • Updated On: Oct 10, 2026
Erosion of the piping system usually occurs at:
Correct Answer: D Vote an answer
With respect to a Class 400, NPS 12 slip on raised face flange, whose edges of the gasket do not extend to the bolt, what is the outside diameter of the gasket?
Correct Answer: C Vote an answer
The minimum allowable thickness of a piping component shall be based on.
Correct Answer: D Vote an answer
When testing cast iron pipe which of the following methods should not be used?
Correct Answer: A Vote an answer
To evaluate the effects of fire damage, an assessment should be performed in accordance with____.
Correct Answer: B Vote an answer
An operator notice a pipe off its support, what should be done?
Correct Answer: C Vote an answer
A piping system that operates at a design pressure of 100 psi at 950? F was originally built from NPS 20 EFW (100% radiographed), ½" wall, A-516 Grade 70, A-671 material. During the last Inspection, the thickness was determined to be 0.370 inches. The records indicated the corrosion rate to be 0.009 inches per year.
What is MAWP if the next inspection is planned in 5 years?
Correct Answer: C Vote an answer
During a welder qualification test on 3/8" plate in the horizontal position, how many guided bends are required?
Correct Answer: D Vote an answer
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