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SAE-AISI H43 Steel vs. AWS E320

Both SAE-AISI H43 steel and AWS E320 are iron alloys. They have 45% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (3, 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 E320.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 710 to 2140
620

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1530
1410
Melting Onset (Solidus), °C 1480
1360
Specific Heat Capacity, J/kg-K 460
460
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 14
38
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 8.2
6.5
Embodied Energy, MJ/kg 120
91
Embodied Water, L/kg 100
220

Common Calculations

PREN (Pitting Resistance) 31
28
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25 to 75
21
Strength to Weight: Bending, points 22 to 46
20
Thermal Shock Resistance, points 21 to 62
16

Alloy Composition

Carbon (C), % 0.5 to 0.65
0 to 0.070
Chromium (Cr), % 3.8 to 4.5
19 to 21
Copper (Cu), % 0
3.0 to 4.0
Iron (Fe), % 83.2 to 85.9
31.8 to 43.5
Manganese (Mn), % 0.15 to 0.4
0.5 to 2.5
Molybdenum (Mo), % 7.8 to 8.5
2.0 to 3.0
Nickel (Ni), % 0
32 to 36
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.2 to 0.45
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 1.8 to 2.2
0