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R60705 Alloy vs. C77400 Nickel Silver

R60705 alloy belongs to the otherwise unclassified metals classification, while C77400 nickel silver belongs to the copper alloys. There are 18 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is R60705 alloy and the bottom bar is C77400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
110
Elongation at Break, % 18
25
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 37
42
Tensile Strength: Ultimate (UTS), MPa 540
570
Tensile Strength: Yield (Proof), MPa 430
250

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Specific Heat Capacity, J/kg-K 270
390
Thermal Expansion, µm/m-K 6.3
21

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.9
Embodied Water, L/kg 450
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
120
Resilience: Unit (Modulus of Resilience), kJ/m3 950
290
Stiffness to Weight: Axial, points 8.1
7.7
Stiffness to Weight: Bending, points 23
20
Strength to Weight: Axial, points 22
20
Strength to Weight: Bending, points 22
19
Thermal Shock Resistance, points 63
18

Alloy Composition

Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0
43 to 47
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0
0 to 0.2
Nickel (Ni), % 0
9.0 to 11
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0 to 0.025
0
Oxygen (O), % 0 to 0.18
0
Zinc (Zn), % 0
41.3 to 48
Zirconium (Zr), % 91 to 98
0
Residuals, % 0
0 to 0.5