Question:
a) Attempt any THREE of the following: 12 (i) Give the composition of : 1) 35Mn 2 Mo28 2) 30Ni 4 Crl and 3) 25 Cr 3 Mo 55
Answer:
Composition in percentage 1) Carbon-0.3-0.4 %, manganese 0.5 % and molybdenum 2.8 % 2) Carbon-0.26-0.34, ,Nickel 1 % and Chromium 0.25 % 3) Carbon-0.2-0.3,chromium 0.75 % and molybdenum 5.5 %