H11
Standard
ASTM A681
Hardness
Annealed ≤229HB, Q&T HRC40-47
Introduction
American standard hot work die steel, a lower carbon lower vanadium variant of the H13 family. Exceptional toughness and thermal fatigue properties, especially suited for high-impact die casting and hot forging conditions. Quenching at 995-1025°C.
Applications
High-impact die casting dies, hot forging die cores, hot extrusion tools, high-temperature structural components.
Chemical composition
| Element | Min | Max | Unit | Note |
|---|---|---|---|---|
| C | 0.33000 | 0.43000 | % | — |
| Si | 0.80000 | 1.20000 | % | — |
| Mn | 0.20000 | 0.50000 | % | — |
| Cr | 4.75000 | 5.50000 | % | — |
| Mo | 1.10000 | 1.60000 | % | — |
| V | 0.30000 | 0.60000 | % | — |
A dash means not provided, not zero. Confirm specifications before ordering.