Practice API-570 Exam Online

Question 1

Which of the items listed below would NOT normally be contained in inspection records or piping ?

A : Original date of installation, the specifications and strength levels of the materials used.

B : Original vessel hydrotest pressures and conditions that the tests were performed under

C : Original thickness measurements and the locations and dates of all subsequent readings

D :

Calculated retirement thick nesses

Answer: B

Question 2

A NPS 4 Schedule 80 (0.337" wall) branch connection is welded into a NPS 6 Schedule 40 (0.280" wall). A 0.375" reinforcing pad is used around the branch connection. The fillet weld sizes are as required by the Code. The branch connection is inserted into the header. The material of the branch and header is ASTM A672 Grade B70. What thickness would be used to determine whether heat treatment of the connection is required ? (Express answer to nearest hundredth)

A : 0.768"

B : 0.891"

C : 0.998"

D : 0.567"

Answer: B

Question 3

Undercut is normally found_______________.

A : in the weld metal

B : in the base metal

C : at the weld interface

D : at the root of the weld, only

Answer: C

Question 4

The three hardness tests normally used are the:

A : Schindler, Johnson, Williams

B : Rockwell, Vickes, Brinell

C :

Rockwell, UT, Shearwave

D : Brinell, Vicky, Rockdale

Answer: B

Question 5

Resistance to sulphidation is generally achieved by

A : Upgrading to higher nickel alloys

B : Upgrading to higher chromium alloys

C : Upgrading to higher copper based alloys

D : All of the above.

Answer: B

Name:	Piping Inspector
Exam Code:	API-570
Certification:	Individual Certification Programs
Vendor:	API
Total Questions:	170
Last Updated:	Nov 05, 2025

API API-570 Answers