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R60901 Alloy vs. C72900 Copper-nickel

R60901 alloy belongs to the otherwise unclassified metals classification, while C72900 copper-nickel belongs to the copper alloys. 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 R60901 alloy and the bottom bar is C72900 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
120
Elongation at Break, % 17 to 22
6.0 to 20
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 37
45
Tensile Strength: Ultimate (UTS), MPa 500 to 580
870 to 1080
Tensile Strength: Yield (Proof), MPa 350 to 390
700 to 920

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Specific Heat Capacity, J/kg-K 270
380
Thermal Conductivity, W/m-K 17
29
Thermal Expansion, µm/m-K 6.3
17

Otherwise Unclassified Properties

Density, g/cm3 6.6
8.8
Embodied Water, L/kg 270
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 88 to 100
49 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 640 to 760
2030 to 3490
Stiffness to Weight: Axial, points 8.3
7.6
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 21 to 25
27 to 34
Strength to Weight: Bending, points 21 to 24
23 to 27
Thermal Diffusivity, mm2/s 9.7
8.6
Thermal Shock Resistance, points 58 to 67
31 to 38

Alloy Composition

Copper (Cu), % 0
74.1 to 78
Iron (Fe), % 0
0 to 0.5
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 0
0 to 0.15
Manganese (Mn), % 0
0 to 0.3
Nickel (Ni), % 0
14.5 to 15.5
Niobium (Nb), % 2.4 to 2.8
0 to 0.1
Tin (Sn), % 0
7.5 to 8.5
Zinc (Zn), % 0
0 to 0.5
Zirconium (Zr), % 96.8 to 97.5
0
Residuals, % 0
0 to 0.3