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S82012 Stainless Steel vs. SAE-AISI 5160 Steel

Both S82012 stainless steel and SAE-AISI 5160 steel are iron alloys. They have 77% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S82012 stainless steel and the bottom bar is SAE-AISI 5160 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
12 to 18
Fatigue Strength, MPa 480
180 to 650
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 550
390 to 700
Tensile Strength: Ultimate (UTS), MPa 800
660 to 1150
Tensile Strength: Yield (Proof), MPa 560
280 to 1010

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 950
420
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
43
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
2.1
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.4
1.4
Embodied Energy, MJ/kg 35
19
Embodied Water, L/kg 140
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
73 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 790
200 to 2700
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29
23 to 41
Strength to Weight: Bending, points 25
22 to 31
Thermal Diffusivity, mm2/s 3.9
12
Thermal Shock Resistance, points 23
19 to 34

Alloy Composition

Carbon (C), % 0 to 0.050
0.56 to 0.61
Chromium (Cr), % 19 to 20.5
0.7 to 0.9
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 71.3 to 77.9
97.1 to 97.8
Manganese (Mn), % 2.0 to 4.0
0.75 to 1.0
Molybdenum (Mo), % 0.1 to 0.6
0
Nickel (Ni), % 0.8 to 1.5
0
Nitrogen (N), % 0.16 to 0.26
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 0.8
0.15 to 0.35
Sulfur (S), % 0 to 0.0050
0 to 0.040