| 01 |
IS |
C-20, C-30, C-35,
C-45 & C-60 |
40 Ni 2Cr 1 Mo 28 &
40 Cr 1 Mo 28 |
| 02 |
BS |
En-5, En-8 & En-9, En-42 |
En-18, En-19, En-24, En-25,
En-353 & En-354 |
03 |
DIN |
C-35, Ck-35, Ck-45 & Ck-60 |
41 Cr 4, 42 Cr Mo4 & 34 Cr Mo4 |
| 04 |
AISI |
C-1030, C-1045 &
C-1060 |
5140, 4140, 4340
5160 & 4150 |