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ASTM A27 Cast Steel vs. SAE-AISI 1008 Steel

Both ASTM A27 cast steel and SAE-AISI 1008 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 ASTM A27 cast steel and the bottom bar is SAE-AISI 1008 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 25 to 27
22 to 33
Fatigue Strength, MPa 170 to 230
150 to 220
Poisson's Ratio 0.29
0.29
Reduction in Area, % 34 to 40
50 to 63
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 460 to 550
330 to 370
Tensile Strength: Yield (Proof), MPa 230 to 310
190 to 310

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
62
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0 to 7.1
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 18
18
Embodied Water, L/kg 45 to 46
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 96 to 120
78 to 91
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 260
92 to 260
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16 to 20
12 to 13
Strength to Weight: Bending, points 17 to 19
13 to 15
Thermal Diffusivity, mm2/s 14
17
Thermal Shock Resistance, points 15 to 18
10 to 12