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AWS BVAg-8b vs. C77300 Nickel Silver

AWS BVAg-8b belongs to the otherwise unclassified metals classification, while C77300 nickel silver belongs to the copper alloys. They have a modest 29% of their average alloy composition in common, which, by itself, doesn't mean much. There are 16 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-8b and the bottom bar is C77300 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 84
110
Poisson's Ratio 0.36
0.3
Shear Modulus, GPa 31
42
Tensile Strength: Ultimate (UTS), MPa 170
540

Thermal Properties

Brazing Temperature, °C 800 to 900
940 to 980
Latent Heat of Fusion, J/g 140
180
Melting Completion (Liquidus), °C 800
940
Melting Onset (Solidus), °C 780
920
Specific Heat Capacity, J/kg-K 280
390
Thermal Expansion, µm/m-K 19
20

Otherwise Unclassified Properties

Density, g/cm3 10
7.9

Common Calculations

Stiffness to Weight: Axial, points 4.7
7.7
Stiffness to Weight: Bending, points 15
20
Strength to Weight: Axial, points 4.7
19
Strength to Weight: Bending, points 6.8
19
Thermal Shock Resistance, points 7.6
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0
Copper (Cu), % 26.8 to 29.2
46 to 50
Lead (Pb), % 0 to 0.0020
0 to 0.050
Nickel (Ni), % 0.3 to 0.7
9.0 to 11
Phosphorus (P), % 0 to 0.0020
0 to 0.25
Silicon (Si), % 0
0.040 to 0.25
Silver (Ag), % 70.5 to 72.5
0
Zinc (Zn), % 0 to 0.0010
37.9 to 45
Residuals, % 0
0 to 0.5