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SAE-AISI D2 Steel vs. S24000 Stainless Steel

Both SAE-AISI D2 steel and S24000 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D2 steel and the bottom bar is S24000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 5.0 to 16
39
Fatigue Strength, MPa 310 to 860
370
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 460 to 1160
530
Tensile Strength: Ultimate (UTS), MPa 760 to 2000
770
Tensile Strength: Yield (Proof), MPa 470 to 1510
430

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1440
1390
Melting Onset (Solidus), °C 1390
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
17

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
12
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 3.4
2.7
Embodied Energy, MJ/kg 50
39
Embodied Water, L/kg 100
150

Common Calculations

PREN (Pitting Resistance) 15
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 92 to 100
260
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 5940
470
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 72
28
Strength to Weight: Bending, points 24 to 46
24
Thermal Shock Resistance, points 25 to 67
16

Alloy Composition

Carbon (C), % 1.4 to 1.6
0 to 0.080
Chromium (Cr), % 11 to 13
17 to 19
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 81.3 to 86.9
61.5 to 69
Manganese (Mn), % 0 to 0.6
11.5 to 14.5
Molybdenum (Mo), % 0.7 to 1.2
0
Nickel (Ni), % 0 to 0.3
2.3 to 3.7
Nitrogen (N), % 0
0.2 to 0.4
Phosphorus (P), % 0 to 0.030
0 to 0.060
Silicon (Si), % 0 to 0.6
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0 to 1.1
0