AISI O7 | |
Category | Steel |
Class | Tool steel |
Type | Oil-hardening cold work steel |
Designations | United States: ASTM A681 , FED QQ-T-570 , UNS T31507 |
Composition | |
Element | Weight % |
C | 1.10-1.30 |
Mn | 1.00 |
Si | 0.60 |
Cr | 0.35-0.85 |
Ni | 0.30 |
Mo | 0.30 |
W | 1.00-2.00 |
V | 0.40 |
Cu | 0.25 |
P | 0.03 |
S | 0.03 |
Mechanical Properties | |