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C74400 Nickel Silver vs. AWS BVAg-30

C74400 nickel silver belongs to the copper alloys classification, while AWS BVAg-30 belongs to the otherwise unclassified metals. They have a modest 27% 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 (15, in this case) are not shown.

For each property being compared, the top bar is C74400 nickel silver and the bottom bar is AWS BVAg-30.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
86
Poisson's Ratio 0.31
0.36
Shear Modulus, GPa 39
31
Tensile Strength: Ultimate (UTS), MPa 350
170

Thermal Properties

Latent Heat of Fusion, J/g 180
140
Melting Completion (Liquidus), °C 930
810
Melting Onset (Solidus), °C 910
810
Specific Heat Capacity, J/kg-K 390
280
Thermal Expansion, µm/m-K 20
19

Otherwise Unclassified Properties

Density, g/cm3 8.2
10

Common Calculations

Stiffness to Weight: Axial, points 7.4
4.7
Stiffness to Weight: Bending, points 19
14
Strength to Weight: Axial, points 12
4.7
Strength to Weight: Bending, points 14
6.7
Thermal Shock Resistance, points 12
7.6

Alloy Composition

Cadmium (Cd), % 0
0 to 0.0010
Carbon (C), % 0
0 to 0.0050
Copper (Cu), % 62 to 66
25.5 to 28.5
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.050
0 to 0.0020
Nickel (Ni), % 2.0 to 4.0
0
Palladium (Pd), % 0
4.5 to 5.5
Phosphorus (P), % 0
0 to 0.0020
Silver (Ag), % 0
67 to 69
Zinc (Zn), % 29.6 to 36
0 to 0.0010
Residuals, % 0 to 0.3
0