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S20161 Stainless Steel vs. SAE-AISI 1095 Steel

Both S20161 stainless steel and SAE-AISI 1095 steel are iron alloys. They have 70% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, 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 1095 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 46
10 to 11
Fatigue Strength, MPa 360
310 to 370
Poisson's Ratio 0.28
0.29
Reduction in Area, % 45
28 to 45
Shear Modulus, GPa 76
72
Shear Strength, MPa 690
400 to 540
Tensile Strength: Ultimate (UTS), MPa 980
680 to 900
Tensile Strength: Yield (Proof), MPa 390
500 to 590

Thermal Properties

Latent Heat of Fusion, J/g 330
240
Maximum Temperature: Mechanical, °C 870
400
Melting Completion (Liquidus), °C 1380
1450
Melting Onset (Solidus), °C 1330
1410
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 15
47
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
9.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
11

Otherwise Unclassified Properties

Base Metal Price, % relative 12
1.8
Density, g/cm3 7.5
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.4
Embodied Energy, MJ/kg 39
19
Embodied Water, L/kg 130
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 360
63 to 84
Resilience: Unit (Modulus of Resilience), kJ/m3 390
660 to 930
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 36
24 to 32
Strength to Weight: Bending, points 29
22 to 26
Thermal Diffusivity, mm2/s 4.0
13
Thermal Shock Resistance, points 22
22 to 29

Alloy Composition

Carbon (C), % 0 to 0.15
0.9 to 1.0
Chromium (Cr), % 15 to 18
0
Iron (Fe), % 65.6 to 73.9
98.4 to 98.8
Manganese (Mn), % 4.0 to 6.0
0.3 to 0.5
Nickel (Ni), % 4.0 to 6.0
0
Nitrogen (N), % 0.080 to 0.2
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 3.0 to 4.0
0
Sulfur (S), % 0 to 0.040
0 to 0.050