API Refractory Personnel - API-936무료 덤프문제 풀어보기
Which of the following statements regarding curing of hydraulic bonded castables is true?
정답: D
설명: (Fast2test 회원만 볼 수 있음)
For linings that use a surface layer of refractory plastic or a ramming mix, when should trimming, jointing, and venting be done?
정답: D
설명: (Fast2test 회원만 볼 수 있음)
What temperature is required to form a permanent bond in phosphate-bonded plastic refractory?
정답: C
설명: (Fast2test 회원만 볼 수 있음)
The quantity of manufactured refractory that has the same formulation as that prepared in an uninterrupted manufacturing operation is called a:
정답: A
설명: (Fast2test 회원만 볼 수 있음)
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?
정답: A
설명: (Fast2test 회원만 볼 수 있음)
What characteristic shall be required for form selection?
정답: D
설명: (Fast2test 회원만 볼 수 있음)
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:
정답: D
설명: (Fast2test 회원만 볼 수 있음)
A change in the length of a specimen measured before and after heating to a specific temperature is referred to as:
정답: B
설명: (Fast2test 회원만 볼 수 있음)
What is the ASTM test designation for cold crush strength?
정답: B
설명: (Fast2test 회원만 볼 수 있음)