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C72700 Copper-nickel vs. R60901 Alloy

C72700 copper-nickel belongs to the copper alloys classification, while R60901 alloy belongs to the otherwise unclassified metals. There are 20 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 C72700 copper-nickel and the bottom bar is R60901 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
98
Elongation at Break, % 4.0 to 36
17 to 22
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 44
37
Tensile Strength: Ultimate (UTS), MPa 460 to 1070
500 to 580
Tensile Strength: Yield (Proof), MPa 580 to 1060
350 to 390

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Specific Heat Capacity, J/kg-K 380
270
Thermal Conductivity, W/m-K 54
17
Thermal Expansion, µm/m-K 17
6.3

Otherwise Unclassified Properties

Density, g/cm3 8.8
6.6
Embodied Water, L/kg 350
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 380
88 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 1420 to 4770
640 to 760
Stiffness to Weight: Axial, points 7.4
8.3
Stiffness to Weight: Bending, points 19
23
Strength to Weight: Axial, points 14 to 34
21 to 25
Strength to Weight: Bending, points 15 to 26
21 to 24
Thermal Diffusivity, mm2/s 16
9.7
Thermal Shock Resistance, points 16 to 38
58 to 67

Alloy Composition

Copper (Cu), % 82.1 to 86
0
Iron (Fe), % 0 to 0.5
0
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
0
Nickel (Ni), % 8.5 to 9.5
0
Niobium (Nb), % 0 to 0.1
2.4 to 2.8
Tin (Sn), % 5.5 to 6.5
0
Zinc (Zn), % 0 to 0.5
0
Zirconium (Zr), % 0
96.8 to 97.5
Residuals, % 0
0 to 0.29