NAK80 Steel round bars
1.Diameter:10mm~800mm
2.Delivery Conditon:annealed, black/turned surface
3.Short Delivery Time
| Chemical Composition(%) | |||||||
| C | Si | Mn | P | S | Cr | Mo | Ni |
| 0.10-0.15 | 0.10-0.15 | 1.0-2.0 | ≤0.030 | ≤0.030 | 0.70-1.50 | 0.10-0.40 | 2.50-3.50 |
| Specialty | |||||||
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Easy to be forged and annealed, good workability,lower toughness and hardenability, high hardness and wear resisitance, good punching ability |
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Use |
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| 1.Stamping Mould with thickness less than 6.0mm, cutter tool, etc. | |||||||
| Heat Treatment | |||||||
| 1.Quench: 780-810°c oil cooling | |||||||
| 2.Annealing: 160-180°c or 190-230 °c | |||||||
| Melting Process | |||||||
| 1. EAF: Electric Furnace+LF+VD(Optional) | |||||||
| 2. ESR: Electric Furnace+LF+VD+Eleroslag Remelted(Optional) | |||||||
Application:
Used for high precision mirror plastic mould, high appearance home electronic plastic mould.
Clear lens molds.
Extremely critical diamond finish applications
Molds requiring special EDM finish