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C97800 Nickel Silver vs. AWS BAg-7

C97800 nickel silver belongs to the copper alloys classification, while AWS BAg-7 belongs to the otherwise unclassified metals. They have a modest 29% of their average alloy composition in common, which, by itself, doesn't mean much. There are 17 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C97800 nickel silver and the bottom bar is AWS BAg-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
83
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 48
31
Tensile Strength: Ultimate (UTS), MPa 370
150

Thermal Properties

Latent Heat of Fusion, J/g 220
130
Melting Completion (Liquidus), °C 1180
650
Melting Onset (Solidus), °C 1140
620
Specific Heat Capacity, J/kg-K 390
290
Thermal Expansion, µm/m-K 16
20

Otherwise Unclassified Properties

Density, g/cm3 8.8
9.3
Embodied Carbon, kg CO2/kg material 5.1
55
Embodied Energy, MJ/kg 76
860

Common Calculations

Stiffness to Weight: Axial, points 8.1
4.9
Stiffness to Weight: Bending, points 19
16
Strength to Weight: Axial, points 12
4.5
Strength to Weight: Bending, points 13
6.7
Thermal Shock Resistance, points 13
6.4

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Copper (Cu), % 64 to 67
21 to 23
Iron (Fe), % 0 to 1.5
0
Lead (Pb), % 1.0 to 2.5
0
Nickel (Ni), % 24 to 27
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.15
0
Silver (Ag), % 0
55 to 57
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.0 to 5.5
4.5 to 5.5
Zinc (Zn), % 1.0 to 4.0
15 to 19
Residuals, % 0
0 to 0.15