1.Adopting Standard:
20CrMo
|
42CrMo4
|
AISI4140
|
WH70B
|
|
30CrMo
|
34CrNiMo6
|
KP42
|
BB41BF
|
|
12Cr1MoV
|
50Mn2V
|
SA612M
|
BB503
|
|
20Cr
|
20MnSi
|
WDB620
|
SHT60
|
|
40Cr
|
25CrMo4
|
42CrMo
|
14MnNbq
|
1E0650
|
34CrMo4
|
10CrMoAL
|
WH60A
|
1E1006
|
Source: