9CrWMn
Standard
GB/T 1299
Hardness
Annealed ≤241HB, Q&T HRC56-62
Introduction
Chinese manganese chromium tungsten cold work die steel, oil-quenching tool steel. Low heat treatment deformation with good hardenability and medium wear resistance. Widely used for precision molds and measuring tools. Quenching at 800-830°C.
Applications
Precision gauges, piercing punches, small blanking dies, taps, templates, precision wear parts.
Chemical composition
| Element | Min | Max | Unit | Note |
|---|---|---|---|---|
| C | 0.85000 | 0.95000 | % | — |
| Si | — | 0.40000 | % | — |
| Mn | 0.90000 | 1.20000 | % | — |
| Cr | 0.50000 | 0.80000 | % | — |
| W | 0.50000 | 0.80000 | % | — |
| P | — | 0.03000 | % | — |
| S | — | 0.03000 | % | — |
A dash means not provided, not zero. Confirm specifications before ordering.