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ASTM A514 Steel vs. SAE-AISI M43 Steel

Both ASTM A514 steel and SAE-AISI M43 steel are iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ASTM A514 steel and the bottom bar is SAE-AISI M43 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 73
77
Tensile Strength: Ultimate (UTS), MPa 790 to 830
810 to 2290

Thermal Properties

Latent Heat of Fusion, J/g 250 to 260
270
Melting Completion (Liquidus), °C 1460
1550
Melting Onset (Solidus), °C 1420
1500
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 37 to 51
19
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3 to 3.8
33
Density, g/cm3 7.8 to 7.9
8.2
Embodied Carbon, kg CO2/kg material 1.6 to 1.8
8.5
Embodied Energy, MJ/kg 21 to 25
120
Embodied Water, L/kg 48 to 57
140

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 28 to 29
27 to 77
Strength to Weight: Bending, points 24 to 25
24 to 47
Thermal Diffusivity, mm2/s 10 to 14
5.3
Thermal Shock Resistance, points 23 to 24
25 to 71