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R60901 Alloy vs. C72500 Copper-nickel

R60901 alloy belongs to the otherwise unclassified metals classification, while C72500 copper-nickel belongs to the copper alloys. There are 16 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is R60901 alloy and the bottom bar is C72500 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
120
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 37
45
Tensile Strength: Ultimate (UTS), MPa 500 to 580
420 to 780

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Specific Heat Capacity, J/kg-K 270
390
Thermal Conductivity, W/m-K 17
54
Thermal Expansion, µm/m-K 6.3
17

Otherwise Unclassified Properties

Density, g/cm3 6.6
8.9
Embodied Water, L/kg 270
320

Common Calculations

Stiffness to Weight: Axial, points 8.3
7.6
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 21 to 25
13 to 24
Strength to Weight: Bending, points 21 to 24
14 to 21
Thermal Diffusivity, mm2/s 9.7
16
Thermal Shock Resistance, points 58 to 67
14 to 27

Alloy Composition

Copper (Cu), % 0
85.2 to 89.7
Iron (Fe), % 0
0 to 0.6
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0
8.5 to 10.5
Niobium (Nb), % 2.4 to 2.8
0
Tin (Sn), % 0
1.8 to 2.8
Zinc (Zn), % 0
0 to 0.5
Zirconium (Zr), % 96.8 to 97.5
0
Residuals, % 0
0 to 0.2