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SAE-AISI D3 Steel vs. C72500 Copper-nickel

SAE-AISI D3 steel belongs to the iron alloys classification, while C72500 copper-nickel belongs to the copper alloys. There are 23 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 D3 steel and the bottom bar is C72500 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 74
45
Tensile Strength: Ultimate (UTS), MPa 770 to 2050
420 to 780

Thermal Properties

Latent Heat of Fusion, J/g 270
210
Melting Completion (Liquidus), °C 1430
1130
Melting Onset (Solidus), °C 1390
1060
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 31
54
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
11
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
11

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
35
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 3.2
3.6
Embodied Energy, MJ/kg 48
55
Embodied Water, L/kg 100
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 28 to 74
13 to 24
Strength to Weight: Bending, points 24 to 47
14 to 21
Thermal Diffusivity, mm2/s 8.3
16
Thermal Shock Resistance, points 23 to 63
14 to 27

Alloy Composition

Carbon (C), % 2.0 to 2.4
0
Chromium (Cr), % 11 to 13.5
0
Copper (Cu), % 0 to 0.25
85.2 to 89.7
Iron (Fe), % 80.3 to 87
0 to 0.6
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 0.6
0 to 0.2
Nickel (Ni), % 0 to 0.3
8.5 to 10.5
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.6
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.8 to 2.8
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 1.0
0
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.2