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AISI P20 |
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| Category | Steel |
| Class | Tool steel |
| Type | General mold steel |
| Designations |
Germany: DIN 1.2330
United States: ASTM A681 , UNS T51620
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| Composition |
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| Element | Weight % |
| C |
0.28-0.40 |
| Mn |
0.60-1.00 |
| Si |
0.20-0.80 |
| Cr |
1.40-2.00 |
| Mo |
0.30-0.55 |
| Cu |
0.25 |
| P |
0.03 |
| S |
0.03 |
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| Mechanical Properties |
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| Properties | Conditions |
| T (°C) | Treatment |
| Density (×1000 kg/m3) |
7.85 |
25 |
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| Poisson's Ratio |
0.27-0.30 |
25 |
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| Elastic Modulus (GPa) |
190-210
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25 |
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| Thermal Properties |
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| Properties | Conditions |
| T (°C) | Treatment |
| Thermal Expansion (10-6/ºC) |
12.8 |
20-425 more |
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