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C72700 Copper-nickel vs. SAE-AISI D3 Steel

C72700 copper-nickel belongs to the copper alloys classification, while SAE-AISI D3 steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C72700 copper-nickel and the bottom bar is SAE-AISI D3 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 4.0 to 36
9.8 to 15
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
74
Shear Strength, MPa 310 to 620
470 to 1220
Tensile Strength: Ultimate (UTS), MPa 460 to 1070
770 to 2050
Tensile Strength: Yield (Proof), MPa 580 to 1060
480 to 1550

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Melting Completion (Liquidus), °C 1100
1430
Melting Onset (Solidus), °C 930
1390
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 54
31
Thermal Expansion, µm/m-K 17
12

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 36
8.0
Density, g/cm3 8.8
7.7
Embodied Carbon, kg CO2/kg material 4.0
3.2
Embodied Energy, MJ/kg 62
48
Embodied Water, L/kg 350
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 380
97 to 180
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 14 to 34
28 to 74
Strength to Weight: Bending, points 15 to 26
24 to 47
Thermal Diffusivity, mm2/s 16
8.3
Thermal Shock Resistance, points 16 to 38
23 to 63

Alloy Composition

Carbon (C), % 0
2.0 to 2.4
Chromium (Cr), % 0
11 to 13.5
Copper (Cu), % 82.1 to 86
0 to 0.25
Iron (Fe), % 0 to 0.5
80.3 to 87
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
0 to 0.6
Nickel (Ni), % 8.5 to 9.5
0 to 0.3
Niobium (Nb), % 0 to 0.1
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 5.5 to 6.5
0
Tungsten (W), % 0
0 to 1.0
Vanadium (V), % 0
0 to 1.0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.3
0