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S31100 Stainless Steel vs. SAE-AISI 1005 Steel

Both S31100 stainless steel and SAE-AISI 1005 steel are iron alloys. They have 67% 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 S31100 stainless steel and the bottom bar is SAE-AISI 1005 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
95
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 4.5
23
Fatigue Strength, MPa 330
190
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
73
Shear Strength, MPa 580
210
Tensile Strength: Ultimate (UTS), MPa 1000
330
Tensile Strength: Yield (Proof), MPa 710
260

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1420
1470
Melting Onset (Solidus), °C 1380
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
53
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 16
1.8
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.1
1.4
Embodied Energy, MJ/kg 44
18
Embodied Water, L/kg 170
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
70
Resilience: Unit (Modulus of Resilience), kJ/m3 1240
180
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 36
12
Strength to Weight: Bending, points 29
13
Thermal Diffusivity, mm2/s 4.2
14
Thermal Shock Resistance, points 28
10

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.060
Chromium (Cr), % 25 to 27
0
Iron (Fe), % 63.6 to 69
99.5 to 100
Manganese (Mn), % 0 to 1.0
0 to 0.35
Nickel (Ni), % 6.0 to 7.0
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0 to 0.050
Titanium (Ti), % 0 to 0.25
0