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ASTM A732 Cast Steel vs. SAE-AISI M46 Steel

Both ASTM A732 cast steel and SAE-AISI M46 steel are iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is ASTM A732 cast steel and the bottom bar is SAE-AISI M46 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72 to 73
77
Tensile Strength: Ultimate (UTS), MPa 460 to 1470
800 to 2300

Thermal Properties

Latent Heat of Fusion, J/g 250 to 260
270
Melting Completion (Liquidus), °C 1440 to 1460
1540
Melting Onset (Solidus), °C 1400 to 1420
1500
Specific Heat Capacity, J/kg-K 470 to 480
450
Thermal Conductivity, W/m-K 39 to 50
18
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.0 to 3.8
33
Density, g/cm3 7.8 to 7.9
8.1
Embodied Carbon, kg CO2/kg material 1.4 to 1.7
12
Embodied Energy, MJ/kg 19 to 24
180
Embodied Water, L/kg 47 to 54
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16 to 52
27 to 78
Strength to Weight: Bending, points 17 to 37
24 to 48
Thermal Diffusivity, mm2/s 10 to 14
4.9
Thermal Shock Resistance, points 14 to 43
25 to 71