API Refractory Personnel - API-936 Exam Questions
QUESTION NO: 1
Gunning test panels are constructed with removable back panels:
Gunning test panels are constructed with removable back panels:
Correct Answer: B
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QUESTION NO: 2
All newly installed air-setting, hydraulic, and chemically bonded linings should be allowed to cure at the proper temperature before initial heating for a minimum of:
All newly installed air-setting, hydraulic, and chemically bonded linings should be allowed to cure at the proper temperature before initial heating for a minimum of:
Correct Answer: A
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QUESTION NO: 3
When installing refractory castables in hot weather conditions, which of the following is acceptable? (This may have more than one correct answer; please select all that apply.)
When installing refractory castables in hot weather conditions, which of the following is acceptable? (This may have more than one correct answer; please select all that apply.)
Correct Answer: A,B,D
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QUESTION NO: 4
Refractory abrasion is defined as the wearing away of the surface by:
Refractory abrasion is defined as the wearing away of the surface by:
Correct Answer: C
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QUESTION NO: 5
Ceramic fiber batten strips shall be:
Ceramic fiber batten strips shall be:
Correct Answer: D
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QUESTION NO: 6
The term "shelf life" refers to the maximum time:
The term "shelf life" refers to the maximum time:
Correct Answer: A
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QUESTION NO: 7
In accordance with TR 980, when curing a high-purity, low-cement castable for a high-temperature unit, which of the following sequences ensures minimum cracking risk?
In accordance with TR 980, when curing a high-purity, low-cement castable for a high-temperature unit, which of the following sequences ensures minimum cracking risk?
Correct Answer: A
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QUESTION NO: 8
Which of the following is a quality control element?
(This may have more than one correct answer; please select all answers that apply.)
Which of the following is a quality control element?
(This may have more than one correct answer; please select all answers that apply.)
Correct Answer: B,C,D
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QUESTION NO: 9
Plastic refractories with a workability index below the manufacturer's minimum required value shall be:
Plastic refractories with a workability index below the manufacturer's minimum required value shall be:
Correct Answer: B
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