Free Practice API API-936 Exam Questions 2026

Stay ahead with 100% Free Refractory Personnel API-936 Dumps Practice Questions

Page: 1 / 37

Total 185 Questions | Updated On: May 24, 2026

Add To Cart

Question 1

Which of the following is a correct condition for gunned material test panels used for CCS and PLC testing?

A : Test panels must be 24 in. Ã— 24 in. Ã— 6 in. thick and shot vertically.

B : The minimum gunned thickness shall be 2 in., with a tolerance of ±0.25 in.

C : A vibrating screed must be used during panel finishing.

D : Test panels must be dried at 400°F (204°C) for 6 hours before specimen extraction.

Answer: B

Question 2

According to API 936, test specimens are required to be held at oven dry temperature for how many hours?

A : 1

B : 3

C : 5

D : 12

Answer: D

Question 3

Spalling of layers from the hot surface of a refractory lining is called

A : spalling

B : sheeting

C : crumbling

D : erosion

Answer: B

Question 4

In the absence of owner specification, which party or individual sets the temperature limits for refractory and mix water?

A : Contractor

B : Manufacturer

C : Inspector

D : Independent refractory laboratory

Answer: B

Question 5

When drying out a unit or vessel that has multiple refractories, schedules should be based on:

A : the refractory with the highest density in the dryout.

B : extending the hold times by one hour per additional refractory layer.

C : the refractory or lining system that has the longest duration requirement.

D : an average of heating rates and holding times for the refractories and thicknesses being dried out.

Answer: C

Page: 1 / 37

Total 185 Questions | Updated On: May 24, 2026

Add To Cart