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AWS BNi-7 vs. C77600 Nickel Silver

AWS BNi-7 belongs to the nickel alloys classification, while C77600 nickel silver belongs to the copper alloys. There are 19 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 BNi-7 and the bottom bar is C77600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 170
110
Poisson's Ratio 0.3
0.3
Shear Modulus, GPa 67
43
Tensile Strength: Ultimate (UTS), MPa 550
630

Thermal Properties

Latent Heat of Fusion, J/g 280
180
Melting Completion (Liquidus), °C 890
830
Melting Onset (Solidus), °C 890
790
Specific Heat Capacity, J/kg-K 490
390
Thermal Expansion, µm/m-K 11
20

Otherwise Unclassified Properties

Base Metal Price, % relative 55
27
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 8.8
3.7
Embodied Energy, MJ/kg 120
60
Embodied Water, L/kg 240
310

Common Calculations

Stiffness to Weight: Axial, points 12
7.9
Stiffness to Weight: Bending, points 23
20
Strength to Weight: Axial, points 19
22
Strength to Weight: Bending, points 19
21
Thermal Shock Resistance, points 21
20

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 0 to 0.010
0
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 13 to 15
0
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
42 to 45
Iron (Fe), % 0 to 0.2
0 to 0.2
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0 to 0.040
0 to 0.25
Nickel (Ni), % 73.3 to 77.3
12 to 14
Phosphorus (P), % 9.7 to 10.5
0
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.15
Titanium (Ti), % 0 to 0.050
0
Zinc (Zn), % 0
39.7 to 46
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0
0 to 0.5