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SAE-AISI H41 Steel vs. N08925 Stainless Steel

Both SAE-AISI H41 steel and N08925 stainless steel are iron alloys. They have 57% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H41 steel and the bottom bar is N08925 stainless steel.

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
80
Tensile Strength: Ultimate (UTS), MPa 710 to 2210
680

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1560
1460
Melting Onset (Solidus), °C 1510
1410
Specific Heat Capacity, J/kg-K 450
460
Thermal Conductivity, W/m-K 28
13
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 18
33
Density, g/cm3 8.1
8.1
Embodied Carbon, kg CO2/kg material 6.8
6.2
Embodied Energy, MJ/kg 97
84
Embodied Water, L/kg 97
200

Common Calculations

PREN (Pitting Resistance) 35
44
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 76
23
Strength to Weight: Bending, points 22 to 47
21
Thermal Diffusivity, mm2/s 7.7
3.5
Thermal Shock Resistance, points 20 to 64
15

Alloy Composition

Carbon (C), % 0.6 to 0.75
0 to 0.020
Chromium (Cr), % 3.5 to 4.0
19 to 21
Copper (Cu), % 0
0.8 to 1.5
Iron (Fe), % 81.8 to 85
42.7 to 50.1
Manganese (Mn), % 0.15 to 0.4
0 to 1.0
Molybdenum (Mo), % 8.2 to 9.2
6.0 to 7.0
Nickel (Ni), % 0
24 to 26
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0.2 to 0.45
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 1.4 to 2.1
0
Vanadium (V), % 1.0 to 1.3
0