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S21460 Stainless Steel vs. SAE-AISI 1146 Steel

Both S21460 stainless steel and SAE-AISI 1146 steel are iron alloys. They have 61% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S21460 stainless steel and the bottom bar is SAE-AISI 1146 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
190 to 200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 46
13 to 17
Fatigue Strength, MPa 390
240 to 400
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
72
Shear Strength, MPa 580
410 to 440
Tensile Strength: Ultimate (UTS), MPa 830
670 to 730
Tensile Strength: Yield (Proof), MPa 430
360 to 630

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 920
400
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1330
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 18
13

Otherwise Unclassified Properties

Base Metal Price, % relative 14
1.8
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.4
Embodied Energy, MJ/kg 43
18
Embodied Water, L/kg 160
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
93 to 97
Resilience: Unit (Modulus of Resilience), kJ/m3 460
340 to 1050
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
24 to 26
Strength to Weight: Bending, points 26
22 to 23
Thermal Shock Resistance, points 17
20 to 22

Alloy Composition

Carbon (C), % 0 to 0.12
0.42 to 0.49
Chromium (Cr), % 17 to 19
0
Iron (Fe), % 57.3 to 63.7
98.3 to 98.8
Manganese (Mn), % 14 to 16
0.7 to 1.0
Nickel (Ni), % 5.0 to 6.0
0
Nitrogen (N), % 0.35 to 0.5
0
Phosphorus (P), % 0 to 0.060
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0.080 to 0.13