Updated API API-936 Exam Questions [2023] Tips to Help You Get the Best Results

Jonnie Karnath2023-03-09T16:42:04+00:00

If you’re aiming to get the Individual Certification Programs certification, passing the API API-936 exam is a crucial step towards achieving that goal. To ensure your success in the API API-936 exam, it’s important to have a solid understanding of the exam format, content, and question types. Our team of experts has developed a comprehensive set of updated API API-936 exam questions that will help you maximize your chances of getting the best results. So what are you waiting for? Sign up for our API API-936 exam questions today and start your journey towards success!

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1. To compose a sample for the modulus of rupture test from an equivalent number of refractory shapes, the specimen should be

At least two

At least three

At least four

At least five

2. A metallic anchor, usually V-stud which has a foot-shaped configuration at the base to aid weld attachment to the shell is called.

V-anchor

Footed anchor

Stud weld

None of the above

3. Refractories containing a substantial amount of silica which is reactive with basic refractories, basic slags, or basic fluxes at high temperatures are known as

Acid refractories

Basic refractories

Natural refecatories

None of the above

4. Testing frequency for material qualification of refractory for other services requires

1 sample per pallet or less from each production run

1 sample per 3 pallets or less from each production run

1 sample per 3 pallets or more from each production run

None of the above

5. Refractory cast into a mock-up may be stripped and visually inspected after a minimum curing of

8 hrs

12 hrs

16 hrs

24 hrs

6. Compositions of ground refractory materials which require relatively high temperatures for the development of an adequate bond (commonly called the ceramic bond) is called

air setting refractories

heat setting refractories

air and heat setting refractories

none of the above

7. Refractories chemically and physically stable at

Low temperatures

Average temperatures

High temperatures

None of the above

8. Castable, gunning mixes, ramming mixes, plastics, and mortars are

Shaped refractory

Unshaped refractory

Refractory fiber

All of the above

9. The loss of fragmented refractories from the face of the refractory structure, through cracking and rupturing which results in the exposure of the original inner portion of the refractory lining is called

Bypassing

Erosion

Spalling

Sheeting

10. For air-setting phosphate bonded, erosion-resistant refractories mixing, the mixer’s paddles, and bowls shall be

Aluminium

Steel

Carbon

None of the above

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11. For modules of rupture test of brick and shapes, the preferred test specimen shall be standard

228 x 114 x 64 or 76mm

150 x 114 x 76mm

200 x 150 x 76mm

None of the above

12. Blanket, Module, Bulk paper, rope, and vacuum formed shaped are:

Shaped refractory

Unshaped refractory

Refractory fibers

All of the above

13. The property of matter by virtue of which heat energy is transmitted through particles in contact.

Thermal expansion

Thermal conductivity

Thermal shock

None of the above

14. A combination of refractory grain and suitable bonding agent that, after the addition of a proper liquid, is generally poured into place to form a refractory shape or structure which becomes rigid because of chemical action is called

mortar

castable

ceramic modules

all of the above

15. Additives used to facilitate moisture removal of refractory linings during dry out are called

Metal fiber

Organic fiber

Mineral fiber

None of the above

16. A natural or synthetic mineral theoretically consisting solely of alumina (Al2O3), specific gravity 4.00 C 4.02, melting point 3720?

F. (2050? C) Hardness 8.8 is called

Corundum

Kaolin

Mica

None of the above

17. The terminology for testing refractory that was sampled during installation in order to confirm that they meet specified physical property standards is called

As C installed testing

Physical property test

Both of the above

None of the above

18. The formation of slag takes place by chemical action and fusion at furnace operating temperature in the way of

In smelting operation, through the combination of a flux, such as limestone, with the gangue or waste portion of the ore

In the refining of metals by substances such as lime added for the purpose of affecting or aiding the refining

By chemical reaction between refractories and fluxing agents such as coal ash, or between two different types of refractories

All of the above

19. API 936, the standard test method for abrasion resistance of refractory materials at room temperature is

C 113 C 02

C 704 C 01

C 181 C 91

None of the above

20. A group of rock minerals having nearly perfect cleavage in one direction and consisting of thin elastic plates and the most common varieties are muscovite and biotite is called

Corundum

Kaolin

Mica

None of the above

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21. The welding method utilizing an arc-welding machine in conjunction with a timer and a gun is called

V-anchor

Footed anchor

Stud weld

None of the above

22. Compositions of ground refractory materials develop a strong bond at air ambient temperatures by virtue of chemical reactions within the binder phase that is usually activated by water additions. These refractories include cement and phosphate bonded castables is called:

Air setting refractories

Heat setting refractories

Air and heat setting refractory

None of the above

23. The color of stripe for Inconel 600 alloy material of metallic anchor is

1 solid black

2 solid black

2 solid blue

None of the above

24. Gunning test panels are constructed with removable backs as required for

laboratory test

visual inspection of the castable

physical property test

None of the above

25. As per API recommended practice 936, the standard test method for reheat change of refractory brick is

C113 C 02

C 133 C 97

C 181 C 91

None of the above

26. The effective diameter of metal fiber is

0.2 C 0.3mm

0.3 C 0.6 mm

0.4 C 0.8mm

None of the above

27. The increase in linear dimensions and volume which occurs when materials are heated and which is counterbalanced by contraction of equal amounts when the materials are cooled.

Thermal expansion

Thermal conductivity

Thermal shock

None of the above

28. To compose a sample for the CCS test from an equivalent number of refractory shapes the specimen should be

At least five

At least three

At least four

None of the above

29. Mechanical wearing away of the surfaces of refractory bodies in service by washing action of moving liquid or gases is called

Erosion of refractories

Spalling of refractories

Crumble of refractories

None of the above

30. A separation between adjoining parts of a refractory lining that allows small expansive movements, such as those caused by thermal change is known as

Thermal expansion

Expansion joint

Thermal conductivity

None of the above

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