An Introduction to Iron

Material: An Introduction to Iron
Composition: >99.9%Fe typically
Property Minimum Value (S.I.) Maximum Value (S.I.) Units (S.I.) Minimum Value (Imp.) Maximum Value (Imp.) Units (Imp.)
Atomic Volume (average) 0.007 0.0072 m3/kmol 427.166 439.371 in3/kmol
Density 7.86 7.88 Mg/m3 490.684 491.933 lb/ft3
Energy Content 5 40 MJ/kg 541.693 4333.55 kcal/lb
Bulk Modulus 160 178 GPa 23.206 25.8167 106 psi
Compressive Strength 110 220 MPa 15.9542 31.9083 ksi
Ductility 0.2 0.55 0.2 0.55 NULL
Elastic Limit 110 220 MPa 15.9542 31.9083 ksi
Endurance Limit 90 175 MPa 13.0534 25.3816 ksi
Fracture Toughness 120 150 MPa.m1/2 109.206 136.507 ksi.in1/2
Hardness 650 1100 MPa 94.2746 159.542 ksi
Loss Coefficient 0.0006 0.002 0.0006 0.002 NULL
Modulus of Rupture 110 220 MPa 15.9542 31.9083 ksi
Poisson's Ratio 0.29 0.3 0.29 0.3 NULL
Shear Modulus 78 84 GPa 11.3129 12.1832 106 psi
Tensile Strength 230 345 MPa 33.3587 50.038 ksi
Young's Modulus 204 212 GPa 29.5877 30.748 106 psi
Glass Temperature K °F
Latent Heat of Fusion 265 275 kJ/kg 113.929 118.228 BTU/lb
Maximum Service Temperature 540 670 K 512.33 746.33 °F
Melting Point 1805 1811 K 2789.33 2800.13 °F
Minimum Service Temperature 0 0 K -459.67 -459.67 °F
Specific Heat 444 456 J/kg.K 0.343593 0.352879 BTU/lb.F
Thermal Conductivity 70 81 W/m.K 131.042 151.635 BTU.ft/h.ft2.F
Thermal Expansion 12 12.5 10-6/K 21.6 22.5 10-6/°F
Breakdown Potential MV/m V/mil
Dielectric Constant NULL
Resistivity 9.7 12 10-8 ohm.m 9.7 12 10-8 ohm.m
Environmental Properties
  Resistance Factors
1=Poor 5=Excellent
Flammability 5
Fresh Water 4
Organic Solvents 5
Oxidation at 500C 1
Sea Water 3
Strong Acid 1
Strong Alkalis 2
UV 5
Wear 4
Weak Acid 2
Weak Alkalis 3

This data is provided subject to AZoM.com's terms and conditions. Data reproduced with permission of Granta Design Limited www.grantadesign.com

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