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SAE-AISI H10 Steel vs. AISI 446 Stainless Steel

Both SAE-AISI H10 steel and AISI 446 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H10 steel and the bottom bar is AISI 446 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 74
79
Tensile Strength: Ultimate (UTS), MPa 680 to 2030
570

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1470
1510
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 38
17
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.4
2.4
Embodied Energy, MJ/kg 48
35
Embodied Water, L/kg 71
150

Common Calculations

PREN (Pitting Resistance) 12
27
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 24 to 72
21
Strength to Weight: Bending, points 22 to 46
20
Thermal Diffusivity, mm2/s 10
4.6
Thermal Shock Resistance, points 22 to 66
19

Alloy Composition

Carbon (C), % 0.35 to 0.45
0 to 0.2
Chromium (Cr), % 3.0 to 3.8
23 to 27
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 89.5 to 93.4
69.2 to 77
Manganese (Mn), % 0.25 to 0.7
0 to 1.5
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 0 to 0.3
0 to 0.75
Nitrogen (N), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.8 to 1.2
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0.25 to 0.75
0