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SAE-AISI H43 Steel vs. AWS ER120S-1

Both SAE-AISI H43 steel and AWS ER120S-1 are iron alloys. They have 86% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H43 steel and the bottom bar is AWS ER120S-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 710 to 2140
930

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Melting Completion (Liquidus), °C 1530
1460
Melting Onset (Solidus), °C 1480
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 30
46
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 14
4.2
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 8.2
1.9
Embodied Energy, MJ/kg 120
25
Embodied Water, L/kg 100
56

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25 to 75
33
Strength to Weight: Bending, points 22 to 46
27
Thermal Diffusivity, mm2/s 8.3
13
Thermal Shock Resistance, points 21 to 62
27

Alloy Composition


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Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0.5 to 0.65
0 to 0.1
Chromium (Cr), % 3.8 to 4.5
0 to 0.6
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 83.2 to 85.9
92.4 to 96.1
Manganese (Mn), % 0.15 to 0.4
1.4 to 1.8
Molybdenum (Mo), % 7.8 to 8.5
0.3 to 0.65
Nickel (Ni), % 0
2.0 to 2.8
Phosphorus (P), % 0 to 0.030
0 to 0.010
Silicon (Si), % 0.2 to 0.45
0.25 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0 to 0.1
Vanadium (V), % 1.8 to 2.2
0 to 0.030
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.5