Performance Characteristics:
1. Hardening in air, featuring a fine combination of hot strength, cracking resistance and impact toughness in work 600 Centigrade;
2. ESR products have good macrostructure and EFER steel has all higher directivity.
2. ESR products have good macrostructure and EFER steel has all higher directivity.
Applications:
Be used for cold mould such as punch die , drawing die, thread rolling mould , cold heading mould and cold extrusion mould.
Chemical Composition (%)
|
C
|
Si
|
W
|
Mo
|
Cr
|
S
|
P
|
|
2.00~2.30
|
≤0.40
|
0.60~0.90
|
≤0.35
|
11.00~12.50
|
≤0.030
|
≤0.030
|