

MCQOPTIONS
Saved Bookmarks
1. |
Highly alloyed tool steels are tempered in the range of _____? |
A. | 100⁰C – 190⁰C |
B. | 180⁰C – 300⁰C |
C. | 450⁰C – 620⁰C |
D. | 500⁰C – 600⁰C |
Answer» E. | |