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C51100 Bronze vs. C97800 Nickel Silver

Both C51100 bronze and C97800 nickel silver are copper alloys. They have 70% 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 C51100 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, % 2.5 to 50
10
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 42
48
Tensile Strength: Ultimate (UTS), MPa 330 to 720
370
Tensile Strength: Yield (Proof), MPa 93 to 700
170

Thermal Properties

Latent Heat of Fusion, J/g 200
220
Maximum Temperature: Mechanical, °C 190
230
Melting Completion (Liquidus), °C 1060
1180
Melting Onset (Solidus), °C 970
1140
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 84
25
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
4.0
Electrical Conductivity: Equal Weight (Specific), % IACS 20
4.1

Otherwise Unclassified Properties

Base Metal Price, % relative 32
40
Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 3.0
5.1
Embodied Energy, MJ/kg 48
76
Embodied Water, L/kg 340
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 140
31
Resilience: Unit (Modulus of Resilience), kJ/m3 38 to 2170
120
Stiffness to Weight: Axial, points 7.1
8.1
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 10 to 22
12
Strength to Weight: Bending, points 12 to 20
13
Thermal Diffusivity, mm2/s 25
7.3
Thermal Shock Resistance, points 12 to 26
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 93.8 to 96.5
64 to 67
Iron (Fe), % 0 to 0.1
0 to 1.5
Lead (Pb), % 0 to 0.050
1.0 to 2.5
Nickel (Ni), % 0
24 to 27
Phosphorus (P), % 0.030 to 0.35
0 to 0.050
Silicon (Si), % 0
0 to 0.15
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 3.5 to 4.9
4.0 to 5.5
Zinc (Zn), % 0 to 0.3
1.0 to 4.0
Residuals, % 0
0 to 0.4