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C72700 Copper-nickel vs. SAE-AISI M62 Steel

C72700 copper-nickel belongs to the copper alloys classification, while SAE-AISI M62 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (11, 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 M62 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
79
Tensile Strength: Ultimate (UTS), MPa 460 to 1070
830 to 2440

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Melting Completion (Liquidus), °C 1100
1650
Melting Onset (Solidus), °C 930
1600
Specific Heat Capacity, J/kg-K 380
430
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 36
30
Density, g/cm3 8.8
8.5
Embodied Carbon, kg CO2/kg material 4.0
10
Embodied Energy, MJ/kg 62
150
Embodied Water, L/kg 350
110

Common Calculations

Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 19
23
Strength to Weight: Axial, points 14 to 34
27 to 80
Strength to Weight: Bending, points 15 to 26
23 to 47
Thermal Shock Resistance, points 16 to 38
24 to 71

Alloy Composition

Carbon (C), % 0
1.3 to 1.4
Chromium (Cr), % 0
3.5 to 4.0
Copper (Cu), % 82.1 to 86
0 to 0.25
Iron (Fe), % 0 to 0.5
73.6 to 77.4
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
0.15 to 0.4
Molybdenum (Mo), % 0
10 to 11
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
0.15 to 0.4
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 5.5 to 6.5
0
Tungsten (W), % 0
5.8 to 6.5
Vanadium (V), % 0
1.8 to 2.1
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.3
0