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C70620 Copper-nickel vs. ACI-ASTM CC50 Steel

C70620 copper-nickel belongs to the copper alloys classification, while ACI-ASTM CC50 steel belongs to the iron alloys. There are 22 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 C70620 copper-nickel and the bottom bar is ACI-ASTM CC50 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 46
80
Tensile Strength: Ultimate (UTS), MPa 300 to 570
430

Thermal Properties

Latent Heat of Fusion, J/g 220
300
Maximum Temperature: Mechanical, °C 220
1100
Melting Completion (Liquidus), °C 1120
1420
Melting Onset (Solidus), °C 1060
1370
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 49
17
Thermal Expansion, µm/m-K 17
11

Otherwise Unclassified Properties

Base Metal Price, % relative 33
14
Density, g/cm3 8.9
7.6
Embodied Carbon, kg CO2/kg material 3.4
2.7
Embodied Energy, MJ/kg 51
39
Embodied Water, L/kg 300
170

Common Calculations

Stiffness to Weight: Axial, points 7.7
15
Stiffness to Weight: Bending, points 19
26
Strength to Weight: Axial, points 9.3 to 18
16
Strength to Weight: Bending, points 11 to 17
17
Thermal Diffusivity, mm2/s 14
4.5
Thermal Shock Resistance, points 10 to 20
14

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.5
Chromium (Cr), % 0
26 to 30
Copper (Cu), % 86.5 to 90
0
Iron (Fe), % 1.0 to 1.8
62.9 to 74
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 9.0 to 11
0 to 4.0
Phosphorus (P), % 0 to 0.2
0 to 0.040
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0 to 0.020
0 to 0.040
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.5
0