M42 HIGH-SPEED STEEL
| PHYSICAL PROPERTIES |
|
TEMPERATURE °C / °F |
||||
|
20 / 70 |
400 / 750 | 600 / 1110 | ||
| DENSITY | Kg/m³ lbs/in³ |
8.03 .290 |
7.93 .286 |
7.87 .284 |
|
MODULUS OF ELASTICITY |
kN/mm³² psi |
225 33 · 10 6 |
200 29 · 10 6 |
180 26 · 10 6 |
| COEFFICIENT OF THERMAL EXPANSION FROM 20°C / 70°F | per °C per °F |
- - |
11.5 · 10-6 6.4 · 10-6 |
11.8 · 10-6 6.6 · 10-6 |
| THERMAL CONDUCTIVITY | W/m °C Btu/sq. ft. h °F/in. |
24 166 |
28 194 |
27 187 |
| SPECIFIC HEAT | J/kg °C Btu/lb °F |
420 0.10 |
510 0.12 |
600 0.14 |