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SAE-AISI H43 Steel vs. EN 1.4150 Stainless Steel

Both SAE-AISI H43 steel and EN 1.4150 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 22 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 SAE-AISI H43 steel and the bottom bar is EN 1.4150 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 710 to 2140
730

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1530
1420
Melting Onset (Solidus), °C 1480
1380
Specific Heat Capacity, J/kg-K 460
490
Thermal Conductivity, W/m-K 30
23
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 14
8.5
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 8.2
2.8
Embodied Energy, MJ/kg 120
42
Embodied Water, L/kg 100
120

Common Calculations

PREN (Pitting Resistance) 31
19
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25 to 75
27
Strength to Weight: Bending, points 22 to 46
24
Thermal Diffusivity, mm2/s 8.3
6.2
Thermal Shock Resistance, points 21 to 62
27

Alloy Composition

Carbon (C), % 0.5 to 0.65
0.45 to 0.6
Chromium (Cr), % 3.8 to 4.5
15 to 16.5
Iron (Fe), % 83.2 to 85.9
79 to 82.8
Manganese (Mn), % 0.15 to 0.4
0 to 0.8
Molybdenum (Mo), % 7.8 to 8.5
0.2 to 0.4
Nickel (Ni), % 0
0 to 0.4
Nitrogen (N), % 0
0.050 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.45
1.3 to 1.7
Sulfur (S), % 0 to 0.030
0 to 0.010
Vanadium (V), % 1.8 to 2.2
0.2 to 0.4