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AISI 201 Stainless Steel vs. SAE-AISI 1008 Steel

Both AISI 201 stainless steel and SAE-AISI 1008 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 1008 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 440
93 to 100
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 4.6 to 51
22 to 33
Fatigue Strength, MPa 280 to 600
150 to 220
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 450 to 840
220 to 230
Tensile Strength: Ultimate (UTS), MPa 650 to 1450
330 to 370
Tensile Strength: Yield (Proof), MPa 300 to 1080
190 to 310

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
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
62
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
78 to 91
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 2970
92 to 260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23 to 52
12 to 13
Strength to Weight: Bending, points 22 to 37
13 to 15
Thermal Diffusivity, mm2/s 4.0
17
Thermal Shock Resistance, points 14 to 32
10 to 12

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.1
Chromium (Cr), % 16 to 18
0
Iron (Fe), % 67.5 to 75
99.31 to 99.7
Manganese (Mn), % 5.5 to 7.5
0.3 to 0.5
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