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SAE-AISI 12L14 Steel vs. S24000 Stainless Steel

Both SAE-AISI 12L14 steel and S24000 stainless steel are iron alloys. They have 66% of their average alloy composition in common. There are 28 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 SAE-AISI 12L14 steel and the bottom bar is S24000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 170
210
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11 to 25
39
Fatigue Strength, MPa 190 to 290
370
Poisson's Ratio 0.29
0.28
Reduction in Area, % 39 to 51
57
Shear Modulus, GPa 72
77
Shear Strength, MPa 280 to 370
530
Tensile Strength: Ultimate (UTS), MPa 440 to 620
770
Tensile Strength: Yield (Proof), MPa 260 to 460
430

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 400
910
Melting Completion (Liquidus), °C 1460
1390
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
12
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 1.4
2.7
Embodied Energy, MJ/kg 18
39
Embodied Water, L/kg 47
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 64 to 93
260
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 560
470
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 15 to 22
28
Strength to Weight: Bending, points 16 to 20
24
Thermal Shock Resistance, points 14 to 20
16

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.080
Chromium (Cr), % 0
17 to 19
Iron (Fe), % 97.9 to 98.7
61.5 to 69
Lead (Pb), % 0.15 to 0.35
0
Manganese (Mn), % 0.85 to 1.2
11.5 to 14.5
Nickel (Ni), % 0
2.3 to 3.7
Nitrogen (N), % 0
0.2 to 0.4
Phosphorus (P), % 0.040 to 0.090
0 to 0.060
Silicon (Si), % 0
0 to 0.75
Sulfur (S), % 0.26 to 0.35
0 to 0.030