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SAE-AISI 1055 Steel vs. ASTM A148 Cast Steel

Both SAE-AISI 1055 steel and ASTM A148 cast steel are iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1055 steel and the bottom bar is ASTM A148 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
190 to 390
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 14
5.7 to 25
Fatigue Strength, MPa 260 to 390
280 to 670
Poisson's Ratio 0.29
0.29
Reduction in Area, % 34 to 45
13 to 45
Shear Modulus, GPa 72
73
Tensile Strength: Ultimate (UTS), MPa 730 to 750
630 to 1300
Tensile Strength: Yield (Proof), MPa 400 to 630
390 to 1160

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400 to 430
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
37 to 47
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
7.3 to 7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 12
8.3 to 8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.3 to 3.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.5 to 1.7
Embodied Energy, MJ/kg 18
20 to 22
Embodied Water, L/kg 46
48 to 53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80 to 85
71 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 440 to 1070
400 to 3570
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
22 to 46
Strength to Weight: Bending, points 23
21 to 34
Thermal Diffusivity, mm2/s 14
9.9 to 13
Thermal Shock Resistance, points 23 to 24
18 to 38

Comparable Variants