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SAE-AISI D3 Steel vs. SAE-AISI 1012 Steel

Both SAE-AISI D3 steel and SAE-AISI 1012 steel are iron alloys. They have 84% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D3 steel and the bottom bar is SAE-AISI 1012 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 9.8 to 15
21 to 31
Fatigue Strength, MPa 310 to 940
150 to 230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 470 to 1220
230 to 250
Tensile Strength: Ultimate (UTS), MPa 770 to 2050
360 to 400
Tensile Strength: Yield (Proof), MPa 480 to 1550
200 to 330

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1430
1470
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 31
53
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
1.8
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.2
1.4
Embodied Energy, MJ/kg 48
18
Embodied Water, L/kg 100
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 97 to 180
80 to 93
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 74
13 to 14
Strength to Weight: Bending, points 24 to 47
14 to 15
Thermal Diffusivity, mm2/s 8.3
14
Thermal Shock Resistance, points 23 to 63
11 to 13

Alloy Composition

Carbon (C), % 2.0 to 2.4
0.1 to 0.15
Chromium (Cr), % 11 to 13.5
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 80.3 to 87
99.16 to 99.6
Manganese (Mn), % 0 to 0.6
0.3 to 0.6
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.6
0
Sulfur (S), % 0 to 0.030
0 to 0.050
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 1.0
0