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C91300 Bell Metal vs. C97800 Nickel Silver

Both C91300 bell metal and C97800 nickel silver are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 71% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C91300 bell metal and the bottom bar is C97800 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
130
Elongation at Break, % 0.5
10
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 38
48
Tensile Strength: Ultimate (UTS), MPa 240
370
Tensile Strength: Yield (Proof), MPa 210
170

Thermal Properties

Latent Heat of Fusion, J/g 180
220
Maximum Temperature: Mechanical, °C 150
230
Melting Completion (Liquidus), °C 890
1180
Melting Onset (Solidus), °C 820
1140
Specific Heat Capacity, J/kg-K 360
390
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
4.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.4
4.1

Otherwise Unclassified Properties

Base Metal Price, % relative 39
40
Density, g/cm3 8.6
8.8
Embodied Carbon, kg CO2/kg material 4.5
5.1
Embodied Energy, MJ/kg 74
76
Embodied Water, L/kg 460
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.1
31
Resilience: Unit (Modulus of Resilience), kJ/m3 210
120
Stiffness to Weight: Axial, points 6.6
8.1
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.8
12
Strength to Weight: Bending, points 10
13
Thermal Shock Resistance, points 9.3
13

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.2
0 to 0.2
Copper (Cu), % 79 to 82
64 to 67
Iron (Fe), % 0 to 0.25
0 to 1.5
Lead (Pb), % 0 to 0.25
1.0 to 2.5
Nickel (Ni), % 0 to 0.5
24 to 27
Phosphorus (P), % 0 to 1.5
0 to 0.050
Silicon (Si), % 0 to 0.0050
0 to 0.15
Sulfur (S), % 0 to 0.050
0 to 0.080
Tin (Sn), % 18 to 20
4.0 to 5.5
Zinc (Zn), % 0 to 0.25
1.0 to 4.0
Residuals, % 0
0 to 0.4