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SAE-AISI A6 Steel vs. ASTM A588 Steel

Both SAE-AISI A6 steel and ASTM A588 steel are iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI A6 steel and the bottom bar is ASTM A588 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 73
73
Tensile Strength: Ultimate (UTS), MPa 750 to 1990
550

Thermal Properties

Latent Heat of Fusion, J/g 250
250 to 260
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1410 to 1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 41
43 to 44
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 3.7
2.3 to 2.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.8
1.5 to 1.6
Embodied Energy, MJ/kg 24
20 to 22
Embodied Water, L/kg 57
50 to 51

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 27 to 71
20
Strength to Weight: Bending, points 23 to 45
19
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 25 to 65
16