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S20161 Stainless Steel vs. SAE-AISI H26 Steel

Both S20161 stainless steel and SAE-AISI H26 steel are iron alloys. They have 75% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is S20161 stainless steel and the bottom bar is SAE-AISI H26 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
80
Tensile Strength: Ultimate (UTS), MPa 980
720 to 2100

Thermal Properties

Latent Heat of Fusion, J/g 330
240
Melting Completion (Liquidus), °C 1380
1810
Melting Onset (Solidus), °C 1330
1760
Specific Heat Capacity, J/kg-K 490
410
Thermal Conductivity, W/m-K 15
22
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 12
45
Density, g/cm3 7.5
9.3
Embodied Carbon, kg CO2/kg material 2.7
8.1
Embodied Energy, MJ/kg 39
120
Embodied Water, L/kg 130
90

Common Calculations

PREN (Pitting Resistance) 19
34
Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 26
21
Strength to Weight: Axial, points 36
22 to 63
Strength to Weight: Bending, points 29
19 to 39
Thermal Diffusivity, mm2/s 4.0
5.6
Thermal Shock Resistance, points 22
22 to 63

Alloy Composition

Carbon (C), % 0 to 0.15
0.45 to 0.55
Chromium (Cr), % 15 to 18
3.8 to 4.5
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 65.6 to 73.9
73.3 to 77.5
Manganese (Mn), % 4.0 to 6.0
0.15 to 0.4
Nickel (Ni), % 4.0 to 6.0
0 to 0.3
Nitrogen (N), % 0.080 to 0.2
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 3.0 to 4.0
0.15 to 0.4
Sulfur (S), % 0 to 0.040
0 to 0.030
Tungsten (W), % 0
17.3 to 19
Vanadium (V), % 0
0.75 to 1.3