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AISI 201 Stainless Steel vs. SAE-AISI 1012 Steel

Both AISI 201 stainless steel and SAE-AISI 1012 steel are iron alloys. They have 72% of their average alloy composition in common. There are 31 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 AISI 201 stainless steel and the bottom bar is SAE-AISI 1012 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 440
100 to 110
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 4.6 to 51
21 to 31
Fatigue Strength, MPa 280 to 600
150 to 230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 450 to 840
230 to 250
Tensile Strength: Ultimate (UTS), MPa 650 to 1450
360 to 400
Tensile Strength: Yield (Proof), MPa 300 to 1080
200 to 330

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 880
400
Melting Completion (Liquidus), °C 1410
1470
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
53
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 12
1.8
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.6
1.4
Embodied Energy, MJ/kg 38
18
Embodied Water, L/kg 140
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 61 to 340
80 to 93
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 2970
110 to 300
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23 to 52
13 to 14
Strength to Weight: Bending, points 22 to 37
14 to 15
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 14 to 32
11 to 13

Alloy Composition

Carbon (C), % 0 to 0.15
0.1 to 0.15
Chromium (Cr), % 16 to 18
0
Iron (Fe), % 67.5 to 75
99.16 to 99.6
Manganese (Mn), % 5.5 to 7.5
0.3 to 0.6
Nickel (Ni), % 3.5 to 5.5
0
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.060
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0 to 0.050