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ASTM A732 Cast Steel vs. AISI W5 Steel

Both ASTM A732 cast steel and AISI W5 steel are iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ASTM A732 cast steel and the bottom bar is AISI W5 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72 to 73
72
Tensile Strength: Ultimate (UTS), MPa 460 to 1470
600 to 2360

Thermal Properties

Latent Heat of Fusion, J/g 250 to 260
250
Melting Completion (Liquidus), °C 1440 to 1460
1450
Melting Onset (Solidus), °C 1400 to 1420
1410
Specific Heat Capacity, J/kg-K 470 to 480
470
Thermal Conductivity, W/m-K 39 to 50
45
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1 to 7.7
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2 to 8.9
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.0 to 3.8
2.3
Density, g/cm3 7.8 to 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4 to 1.7
1.6
Embodied Energy, MJ/kg 19 to 24
21
Embodied Water, L/kg 47 to 54
48

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16 to 52
21 to 84
Strength to Weight: Bending, points 17 to 37
20 to 50
Thermal Diffusivity, mm2/s 10 to 14
12
Thermal Shock Resistance, points 14 to 43
20 to 78