|
|
|
AISI P20 |
 |
|
| Category | Steel |
| Class | Tool steel |
| Type | General mold steel |
| Designations |
Germany: DIN 1.2330 United States: ASTM A681 , UNS T51620
|
| Composition |
 |
|
| 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 |
| Mechanical Properties |
 |
|
| Properties | Conditions |
| T (°C) | Treatment |
| Density (×1000 kg/m3) |
7.85 |
25 |
|
| Poisson's Ratio |
0.27-0.30 |
25 |
|
| Elastic Modulus (GPa) |
190-210
|
25 |
|
| Thermal Properties |
 |
|
| Properties | Conditions |
| T (°C) | Treatment |
| Thermal Expansion (10-6/ºC) |
12.8 |
20-425 more |
|
|