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AWS BNi-1 vs. C97800 Nickel Silver

AWS BNi-1 belongs to the nickel alloys classification, while C97800 nickel silver belongs to the copper 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 AWS BNi-1 and the bottom bar is C97800 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
130
Poisson's Ratio 0.3
0.33
Shear Modulus, GPa 70
48
Tensile Strength: Ultimate (UTS), MPa 450
370

Thermal Properties

Latent Heat of Fusion, J/g 360
220
Melting Completion (Liquidus), °C 1040
1180
Melting Onset (Solidus), °C 980
1140
Specific Heat Capacity, J/kg-K 500
390
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 55
40
Density, g/cm3 8.0
8.8
Embodied Carbon, kg CO2/kg material 8.8
5.1
Embodied Energy, MJ/kg 120
76
Embodied Water, L/kg 240
330

Common Calculations

Stiffness to Weight: Axial, points 13
8.1
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 16
12
Strength to Weight: Bending, points 16
13
Thermal Shock Resistance, points 15
13

Alloy Composition

Aluminum (Al), % 0 to 0.050
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Boron (B), % 2.8 to 3.5
0
Carbon (C), % 0.6 to 0.9
0
Chromium (Cr), % 13 to 15
0
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
64 to 67
Iron (Fe), % 4.0 to 5.0
0 to 1.5
Lead (Pb), % 0
1.0 to 2.5
Nickel (Ni), % 69.8 to 75.7
24 to 27
Phosphorus (P), % 0 to 0.020
0 to 0.050
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 4.0 to 5.0
0 to 0.15
Sulfur (S), % 0 to 0.020
0 to 0.080
Tin (Sn), % 0
4.0 to 5.5
Titanium (Ti), % 0 to 0.050
0
Zinc (Zn), % 0
1.0 to 4.0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0
0 to 0.4