SHANGHAI UNITE STEEL
One-stop Brand Service Provider For Globle Machinery And Petrochemical Enterprise And Special Steel Distributor.
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H13/1.2344/SKD61 hot forged tool steel bar for mechnical purpose, Dia: 80-800mm; Small MOQ available
Application
1. Extrusion mold of aluminum and magnesium, die-casting mold, especially adapt to the mold in large and complicated form.
2. Extrusion mold of copper alloy, die-casting mold.
3. Hot pressing machine mold.
| 1 | Quench:1000-1040`C via 600`C and 850`C, preheating oil or wind cooling | |||
| 2 | Temper temperature and rigidity HBC(reference): | |||
| quench hardening | 108-300 °c | 450-500 °c | 550-5700°c | |
| 53-55 | 51-52 | 53-54 | 50-52 | |
| 3 | Temper temperature should be higher than working temperature in order to stabilize the working size of mold | |||
| 4 | Heat up to 650 °c of average temperature in order to eliminate the machined stress, 500 °c air cooling after electric cooker cooling | |||
| 5 | Tempering, 800-850 °c ,slow cooling after diathermia | |||
Dia: 80-800mm
Length Random Length, Fixed Length, etc.
Chemical composition:
| C | Mn | Si | Cr | V | Mo | P | S |
| 0.32-0.45 | 0.2-0.5 | 0.8-1.2 | 4.75-5.5 | 0.8-1.2 | 1.1-1.75 | 0.03 Max | 0.03 Max |
Please feel free to contact us again if you have any further questions. We look forward to receiving an order from you.