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Product Features
- High thermal fatigue resistance and abrasive resistance and good heat treatment and hardenability;
- Good polishing performance, good dimensional stability and heat treatment and hardenability;
- Have better isotropic property than conventional melted steel.
Characteristics
Hot work die steel with high thermal resistance and have better isotropic property than conventional melted steel.
Chemical Composition
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Product Name |
Ingredient(Wt,% ) | ||||||||
| C | Si | Mn | P | S | Cr | Ni | Mo | V | |
| 2343 | 0.32-0.42 | 0.80-1.20 | 0.30-0.40 | ≤0.025 | ≤0.02 | 4.80-5.50 | / | 1.10-1.40 | 0.30-0.50 |
Grades Compariaon
| National Standard（GB ) | American Standard(AISI) | Japanese Standard（Jis) | German Standard(DIN ) |
| 4Cr5MoSiV | H11 | SKD 6 | 1.2343 |
Chief Application
Die casting die, mold core, insert, thimble; extrusion die, mold core, die cushion, lining, hot pressing molding of aluminum, copper and magnesium; plastic mould, cold punching, trimming, hot shear, tightener ring and abrasive resistance.
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| Cavity | Ejector Pin | Bush |
Physical Properties
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Thermal Expansion Coefficient 10-6m(m*k) |
20~1 00°C | 20~200°C | 20 〜300°C | 20~500°C |
| 11 | 11.9 | 12.4 | 13 |
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Thermal Conductivity W/m*k |
20°C | 200°C | 300°C | 700°C |
| 39.6 | 41.6 | 41.8 | 40.3 |
Metallographic Structure(Annealing)
| Continuous Cooling Transition(CCT)Map | Tempering Curve |
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Steel Display
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