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AWS BVAg-29 vs. C70620 Copper-nickel

AWS BVAg-29 belongs to the otherwise unclassified metals classification, while C70620 copper-nickel belongs to the copper alloys. They have a modest 24% of their average alloy composition in common, which, by itself, doesn't mean much. There are 15 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-29 and the bottom bar is C70620 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
120
Poisson's Ratio 0.37
0.34
Shear Modulus, GPa 27
46
Tensile Strength: Ultimate (UTS), MPa 180
300 to 570

Thermal Properties

Latent Heat of Fusion, J/g 120
220
Melting Completion (Liquidus), °C 710
1120
Melting Onset (Solidus), °C 620
1060
Specific Heat Capacity, J/kg-K 270
390
Thermal Expansion, µm/m-K 20
17

Otherwise Unclassified Properties

Density, g/cm3 9.7
8.9

Common Calculations

Stiffness to Weight: Axial, points 4.2
7.7
Stiffness to Weight: Bending, points 14
19
Strength to Weight: Axial, points 5.2
9.3 to 18
Strength to Weight: Bending, points 7.3
11 to 17
Thermal Shock Resistance, points 8.8
10 to 20

Alloy Composition

Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0 to 0.050
Copper (Cu), % 22.5 to 25.5
86.5 to 90
Indium (In), % 14 to 15
0
Iron (Fe), % 0
1.0 to 1.8
Lead (Pb), % 0 to 0.0020
0 to 0.020
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
9.0 to 11
Phosphorus (P), % 0 to 0.0020
0 to 0.2
Silver (Ag), % 60.5 to 62.5
0
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 0 to 0.0010
0 to 0.5
Residuals, % 0
0 to 0.5