The density of pure iron is 7.874 g/cm3 (491.5 lb/ft3, 0.284 lb/in3) at room temperature. Following iron density chart shows density values of iron and iron alloys at room temperature.
Note-1: 6.95 to 7.35 g/cm3 (0.251 to 0.265 lb/in.3).
Note-2: 7.20 to 7.34 g/cm3 (0.260 to 0.265 lb/in.3).