Free API API-936 Practice Test & Real Exam Questions

Exam Code/Number: API-936
Exam Name/Title: Refractory Personnel
Certification Provider: API
Corresponding Certification: Individual Certification Programs

Exam Questions: 87
Updated On: Jun 29, 2026

Question #10

A pigment shall be used in the curing compound in order to:

A. prevent ultraviolet light damage.

B. help the lining retain moisture.

C. help the lining retain heat.

D. indicate full coverage.

Discussion 0

Correct Answer: D Vote an answer

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Question #11

For erosion service, density results are determined from which of the following specimens?

A. Abrasion plates and linear change bars

B. Crushing cubes and linear change bars

C. Crushing cubes only

D. Abrasion plates only

Discussion 0

Correct Answer: A Vote an answer

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Question #12

Who is responsible to approve refractory dryout procedures that have more than one heat source?

A. Owner

B. Contractor

C. Manufacturer

D. Inspector

Discussion 0

Correct Answer: A Vote an answer

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Question #13

Which of the following is the appropriate term for testing refractory that was sampled during project site installation in order to confirm that it meets specified physical property standards?

A. Pre-qualification testing

B. As-installed testing

C. Hammer testing

D. Visual testing

Discussion 0

Correct Answer: B Vote an answer

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Question #14

How many specimens per sample are required for testing by ASTM C-704?

A. One

B. Two

C. Three

D. Four

Discussion 0

Correct Answer: B Vote an answer

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Question #15

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

A. Independent refractory laboratory

B. Contractor

C. Manufacturer

D. Inspector

Discussion 0

Correct Answer: C Vote an answer

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Question #16

The vessel in which the cracking reaction occurs or is completed, and in which the product gases are separated from coke and/or catalyst particulate, is the:

A. reactor.

B. stand pipe.

C. stripper.

D. regenerator.

Discussion 0

Correct Answer: A Vote an answer

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Question #17

For the qualification of the applicator/installer, they shall demonstrate their ability to install the refractory:

A. free of visible voids, laminations on the hot face or working surface only of the refractory lining.

B. to meet the specified quality standards utilized for the installation of work.

C. by using the technique prescribed by the manufacturer no matter which material is used.

D. free of visible voids, laminations on the hot face or working surface only for gunned lining.

Discussion 0

Correct Answer: B Vote an answer

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Question #18

Before refractory installations, all surfaces to be lined shall be cleaned to meet:

A. SSPC-SP 7/NACE 4

B. API 510

C. SSPC-SP 10

D. ASTM C-113

Discussion 0

Correct Answer: A Vote an answer

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