API-936 Exam Questions Instant Access - No Installation Required

Question 1

[Responsibilities and Qualifications]

The installation contractor is required to secure an advance agreement that concerns all the installation details from the:

AEngineering company.

BInspector.

COwner.

DManufacturer.

Answer : C

Question 2

[Inspection and Testing Requirements]

Gunning test panels are constructed with removable back panels:

Abecause removal back panels make the reclaiming of anchors easier.

Bto allow inspection for voids and lamination in the castable.

Cto facilitate the determination of the green-to-fired weight of the castable required for compliance.

Dbecause a mechanical inspection by hammer test is required.

Answer : B

Question 3

[Material Requirements]

Which of the following conditions must be met for test results from trial mixes of low cement castables to be accepted for qualification?

AThe water content must not vary more than 1.0% from that recommended by the manufacturer.

BSpecimens must be fired at 1500F (815C) and held for a minimum of 3 hours.

CBulk density and CCS must exceed average values published in ASTM C401.

DThe drying process must be conducted at 220F (104C) for at least 48 hours before firing.

Answer : A

Question 4

[Inspection and Testing Requirements]

From each production run, the testing frequency for erosion service refractory is one sample per:

A1 pallet or less

B2 tons or less

Cbatch

D3 pallets or less

Answer : B

Question 5

[Terms, Definitions, and Abbreviations]

Which of the following is the term for aggregate and/or cement that bounces away from a surface against which refractory is being projected by gunning?

ASlurry

BTrimmings

CRebound

DOverspray

Answer : C

Question 6

[Material Requirements]

Each sample tested in accordance with ASTM C181 for workability index shall consist of how many specimens?

Answer : C

Question 7

[Material Requirements]

When water is used for refractory installed on a carbon steel surface with a stainless steel anchorage, the chloride content of the potable water shall not exceed:

A50 ppm

B100 ppm

C200 ppm

D250 ppm

Answer : A

API Refractory Personnel API-936 Exam Questions