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SAE-AISI 1008 Steel vs. ASTM A732 Cast Steel

Both SAE-AISI 1008 steel and ASTM A732 cast steel are iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1008 steel and the bottom bar is ASTM A732 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 93 to 100
140 to 440
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22 to 33
4.0 to 25
Fatigue Strength, MPa 150 to 220
230 to 750
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
72 to 73
Tensile Strength: Ultimate (UTS), MPa 330 to 370
460 to 1470
Tensile Strength: Yield (Proof), MPa 190 to 310
310 to 1340

Thermal Properties

Latent Heat of Fusion, J/g 250
250 to 260
Maximum Temperature: Mechanical, °C 400
400 to 430
Melting Completion (Liquidus), °C 1470
1440 to 1460
Melting Onset (Solidus), °C 1430
1400 to 1420
Specific Heat Capacity, J/kg-K 470
470 to 480
Thermal Conductivity, W/m-K 62
39 to 50
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
7.1 to 7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
8.2 to 8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.0 to 3.8
Density, g/cm3 7.9
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 1.4
1.4 to 1.7
Embodied Energy, MJ/kg 18
19 to 24
Embodied Water, L/kg 45
47 to 54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78 to 91
45 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 92 to 260
260 to 4770
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 12 to 13
16 to 52
Strength to Weight: Bending, points 13 to 15
17 to 37
Thermal Diffusivity, mm2/s 17
10 to 14
Thermal Shock Resistance, points 10 to 12
14 to 43