17-4 PH 630 1.4542 Physical Properties

Density: 7780 kg/m³ (.2871 lbs/in³)

Following physical properties have been obtained after hardening 896°F (480°C) – 1 hour - air cooling.

Room temperature properties:
Resistivity : 80 µ*.cm
Specific heat : 460 J.kg-1.K-1
Tension modulus : 77 GPa
The alloy is magnetic. Density (lb / cu. in.) 0.28
Specific Gravity 7.74
Specific Heat (Btu/lb/Deg F - [32-212 Deg F]) 0.11
Electrical Resistivity (microhm-cm (at 68 Deg F))