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C22000 Bronze vs. C97800 Nickel Silver

Both C22000 bronze and C97800 nickel silver are copper alloys. They have 68% of their average alloy composition in common. There are 28 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 C22000 bronze and the bottom bar is C97800 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
130
Elongation at Break, % 1.9 to 45
10
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
48
Tensile Strength: Ultimate (UTS), MPa 260 to 520
370
Tensile Strength: Yield (Proof), MPa 69 to 500
170

Thermal Properties

Latent Heat of Fusion, J/g 200
220
Maximum Temperature: Mechanical, °C 180
230
Melting Completion (Liquidus), °C 1040
1180
Melting Onset (Solidus), °C 1020
1140
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 190
25
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 44
4.0
Electrical Conductivity: Equal Weight (Specific), % IACS 45
4.1

Otherwise Unclassified Properties

Base Metal Price, % relative 29
40
Density, g/cm3 8.7
8.8
Embodied Carbon, kg CO2/kg material 2.6
5.1
Embodied Energy, MJ/kg 42
76
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.7 to 230
31
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 1110
120
Stiffness to Weight: Axial, points 7.2
8.1
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.1 to 17
12
Strength to Weight: Bending, points 10 to 17
13
Thermal Diffusivity, mm2/s 56
7.3
Thermal Shock Resistance, points 8.8 to 18
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 89 to 91
64 to 67
Iron (Fe), % 0 to 0.050
0 to 1.5
Lead (Pb), % 0 to 0.050
1.0 to 2.5
Nickel (Ni), % 0
24 to 27
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.15
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.0 to 5.5
Zinc (Zn), % 8.7 to 11
1.0 to 4.0
Residuals, % 0
0 to 0.4