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ASTM B631 Class C vs. SAE-AISI 1070 Steel

ASTM B631 class C belongs to the otherwise unclassified metals classification, while SAE-AISI 1070 steel belongs to the iron alloys. There are 16 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is ASTM B631 class C and the bottom bar is SAE-AISI 1070 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180 to 190
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 66 to 71
72

Thermal Properties

Latent Heat of Fusion, J/g 140 to 150
250
Melting Completion (Liquidus), °C 2090 to 2230
1460
Specific Heat Capacity, J/kg-K 180
470
Thermal Conductivity, W/m-K 450 to 490
50
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 55 to 63
10
Electrical Conductivity: Equal Weight (Specific), % IACS 36 to 43
12

Otherwise Unclassified Properties

Density, g/cm3 13 to 14
7.8
Embodied Carbon, kg CO2/kg material 55 to 59
1.4
Embodied Energy, MJ/kg 860 to 920
19

Common Calculations

Stiffness to Weight: Axial, points 7.4 to 7.6
13
Stiffness to Weight: Bending, points 14
24
Thermal Diffusivity, mm2/s 180 to 200
14