The alloy steel designed as 40 Cr 18 Ni 2 by Bureau of Indian Standard contains
Option (A)
0.4% C, 18% Cr and 2% Ni
Option (B)
4.0% C, 1.8% Cr and 0.2% Ni
0.4% C, 1.8% Cr and 2% Ni
0.4% C, 1.8% Cr and 0.2% Ni
Correct Option:
Question Solution:
Alloy content by first specifying the average content of carbon in hundred of percent followed by chemical symbol of significant element in descending order of percentage content. The decimal digit in signified as underlined by bar
0.4% C, 18% Chromium, 2% Nickel