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SAE-AISI H11 Steel vs. S30615 Stainless Steel

Both SAE-AISI H11 steel and S30615 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 22 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 H11 steel and the bottom bar is S30615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
75
Tensile Strength: Ultimate (UTS), MPa 690 to 1840
690

Thermal Properties

Latent Heat of Fusion, J/g 270
340
Melting Completion (Liquidus), °C 1460
1370
Melting Onset (Solidus), °C 1410
1320
Specific Heat Capacity, J/kg-K 470
500
Thermal Conductivity, W/m-K 42
14
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 5.5
19
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 3.0
3.7
Embodied Energy, MJ/kg 43
53
Embodied Water, L/kg 75
170

Common Calculations

PREN (Pitting Resistance) 9.6
18
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25 to 66
25
Strength to Weight: Bending, points 22 to 43
23
Thermal Diffusivity, mm2/s 11
3.7
Thermal Shock Resistance, points 22 to 58
16

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.5
Carbon (C), % 0.33 to 0.43
0.16 to 0.24
Chromium (Cr), % 4.8 to 5.5
17 to 19.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 89.6 to 92.5
56.7 to 65.3
Manganese (Mn), % 0.2 to 0.5
0 to 2.0
Molybdenum (Mo), % 1.1 to 1.6
0
Nickel (Ni), % 0 to 0.3
13.5 to 16
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.8 to 1.2
3.2 to 4.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0.3 to 0.6
0