Free API API-570 Practice Test & Real Exam Questions

Exam Code/Number: API-570
Exam Name/Title: Piping Inspector
Certification Provider: API
Corresponding Certification: Individual Certification Programs

Exam Questions: 150
Updated On: May 30, 2026

Question #22

Appropriate permanent and progressive records on each piping system shall include.

A. original heat and batch numbers

B. all original construction data

C. all jurisdictional requirements

D. system service; classification; identification numbers

Discussion 0

Correct Answer: D Vote an answer

Question #23

If the supporting PQR is used, are the P-no's correct on the attached WPS?

A. Not enough information

B. No

C. Could be if properly preheated

D. Yes

Discussion 0

Correct Answer: B Vote an answer

Question #24

What is the test pressure of a metallic piping system whose design temperature is above the test temperature using the following conditions? NPS 6, SA106 Gr.B, 100 psi / 800°F

A. 278 psi

B. Test temperature verses design temperatures are not different

C. 150 psi

D. 450 psi

Discussion 0

Correct Answer: A Vote an answer

Question #25

Each piece of magnetizing equipment shall be calibrated

A. at least once a year or whenever the equipment has been subject to major electrical repair

B. whenever the technician feels like it

C. at least once every 90 days

D. at the beginning of each shift

Discussion 0

Correct Answer: A Vote an answer

Question #26

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?

A. 126 psi

B. 285.17 psi

C. Not enough information given

D. 98.23 psi

Discussion 0

Correct Answer: A Vote an answer

Question #27

A pipe has the highest potential of resulting in an immediate emergency if a leak were to occur.

A. Class 1

B. Class 3

C. Class 2

D. Owner/user designated system

Discussion 0

Correct Answer: A Vote an answer

Question #28

A qualified welder may seal weld a threaded joint if_______.

A. the joint has tapered threads only

B. the joint is leaking

C. the joint has straight threads only

D. all exposed threads are covered

Discussion 0

Correct Answer: D Vote an answer

Download Free API API-570 Demo

Simply submit your e-mail address below to get started with our free demo of your API API-570 exam.