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S31277 Stainless Steel vs. SAE-AISI A10 Steel

Both S31277 stainless steel and SAE-AISI A10 steel are iron alloys. They have 46% of their average alloy composition in common. There are 20 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 S31277 stainless steel and the bottom bar is SAE-AISI A10 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
72
Tensile Strength: Ultimate (UTS), MPa 860
810 to 2040

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 36
5.0
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.7
2.1
Embodied Energy, MJ/kg 90
27
Embodied Water, L/kg 220
56

Common Calculations

PREN (Pitting Resistance) 51
5.1
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
29 to 73
Strength to Weight: Bending, points 25
25 to 46
Thermal Shock Resistance, points 19
27 to 68

Alloy Composition

Carbon (C), % 0 to 0.020
1.3 to 1.5
Chromium (Cr), % 20.5 to 23
0
Copper (Cu), % 0.5 to 1.5
0 to 0.25
Iron (Fe), % 35.5 to 46.2
90.8 to 93.4
Manganese (Mn), % 0 to 3.0
1.6 to 2.1
Molybdenum (Mo), % 6.5 to 8.0
1.3 to 1.8
Nickel (Ni), % 26 to 28
1.6 to 2.1
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.5
1.0 to 1.5
Sulfur (S), % 0 to 0.010
0 to 0.030