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C97800 Nickel Silver vs. AWS BNi-2

C97800 nickel silver belongs to the copper alloys classification, while AWS BNi-2 belongs to the nickel alloys. They have a modest 27% of their average alloy composition in common, which, by itself, doesn't mean much. 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 C97800 nickel silver and the bottom bar is AWS BNi-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
180
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 48
68
Tensile Strength: Ultimate (UTS), MPa 370
440

Thermal Properties

Latent Heat of Fusion, J/g 220
360
Melting Completion (Liquidus), °C 1180
1000
Melting Onset (Solidus), °C 1140
970
Specific Heat Capacity, J/kg-K 390
490
Thermal Expansion, µm/m-K 16
11

Otherwise Unclassified Properties

Base Metal Price, % relative 40
55
Density, g/cm3 8.8
8.2
Embodied Carbon, kg CO2/kg material 5.1
9.3
Embodied Energy, MJ/kg 76
130
Embodied Water, L/kg 330
230

Common Calculations

Stiffness to Weight: Axial, points 8.1
12
Stiffness to Weight: Bending, points 19
23
Strength to Weight: Axial, points 12
15
Strength to Weight: Bending, points 13
16
Thermal Shock Resistance, points 13
16

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.050
Antimony (Sb), % 0 to 0.2
0
Boron (B), % 0
2.8 to 3.5
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
6.0 to 8.0
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 64 to 67
0
Iron (Fe), % 0 to 1.5
2.5 to 3.5
Lead (Pb), % 1.0 to 2.5
0
Nickel (Ni), % 24 to 27
79.1 to 84.8
Phosphorus (P), % 0 to 0.050
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.15
4.0 to 5.0
Sulfur (S), % 0 to 0.080
0 to 0.020
Tin (Sn), % 4.0 to 5.5
0
Titanium (Ti), % 0
0 to 0.050
Zinc (Zn), % 1.0 to 4.0
0
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5