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Q. |
Which variety of steel may be expected to have lowest value of thermal conductivity? |
A. | High carbon steel (0.83% C) |
B. | Low nickel steel (1.37% Ni) |
C. | Low chromium steel (0.46% Cr) |
D. | High chromium steel (0.26% Cr) |
E. | Chromium nickel steel (9% Ni, 18% Cr) |
Answer» E. Chromium nickel steel (9% Ni, 18% Cr) |
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