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AISI 310S Stainless Steel vs. SAE-AISI 1146 Steel

Both AISI 310S stainless steel and SAE-AISI 1146 steel are iron alloys. They have 54% 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 310S stainless steel and the bottom bar is SAE-AISI 1146 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 210
190 to 200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34 to 44
13 to 17
Fatigue Strength, MPa 250 to 280
240 to 400
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
72
Shear Strength, MPa 420 to 470
410 to 440
Tensile Strength: Ultimate (UTS), MPa 600 to 710
670 to 730
Tensile Strength: Yield (Proof), MPa 270 to 350
360 to 630

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
51
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 25
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.3
1.4
Embodied Energy, MJ/kg 61
18
Embodied Water, L/kg 190
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 220
93 to 97
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 310
340 to 1050
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 25
24 to 26
Strength to Weight: Bending, points 20 to 22
22 to 23
Thermal Diffusivity, mm2/s 4.1
14
Thermal Shock Resistance, points 14 to 16
20 to 22

Alloy Composition

Carbon (C), % 0 to 0.080
0.42 to 0.49
Chromium (Cr), % 24 to 26
0
Iron (Fe), % 48.3 to 57
98.3 to 98.8
Manganese (Mn), % 0 to 2.0
0.7 to 1.0
Nickel (Ni), % 19 to 22
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.5
0
Sulfur (S), % 0 to 0.030
0.080 to 0.13

Comparable Variants