AISI D7 | |
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Category | Steel |
Class | Tool steel |
Type | High-carbon, high-chromium cold work steel |
Designations | United States: ASTM A681 , FED QQ-T-570 , SAE J437 , SAE J438 , UNS T30407 |


Composition | |
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Element | Weight % |
C | 2.15-2.50 |
Mn | 0.60 |
Si | 0.60 |
Cr | 11.50-13.50 |
Ni | 0.30 |
Mo | 0.70-1.20 |
V | 3.80-4.40 |
Cu | 0.25 |
P | 0.03 |
S | 0.03 |


Mechanical Properties | |
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