CWB 2 Module 22 Questions
CWB 2 Module 22 Questions Complete the following: A) Chromium stabilizes the _______ form of iron. B) Nickel stabilizes the _______ form of iron ANSWER-A) BCC B) FCC If a straight chromium steel of 18% Cr and 0.1% C is heated to 1,000°C will it transform to austenite or remain as ferrite? ANSWER-Remain as ferrite What is the predominant structure of an 18% CR, 8% Ni steel at room temperature? ANSWER-Austenite The chromium content of a stainless steel is 20%. Is it likely this is a martensite grade? ANSWER-No What does the letter L signify in the designation 316L? A) Low chromium B) Longitudinal specimen C) Low carbon (maximum 0.03%) ANSWER-C) Low carbon (maximum 0.03%) A 14% Cr martensitic steel hardened to 1000°C and air cooled produces: A) Ferrite B) Austenite C) Martensite ANSWER-C) Martensite
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- Subido en
- 15 de marzo de 2024
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- 5
- Escrito en
- 2023/2024
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- Examen
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