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C75700 Nickel Silver vs. C67000 Bronze

Both C75700 nickel silver and C67000 bronze are copper alloys. They have 88% of their average alloy composition in common.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C67000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 3.2 to 22
5.6 to 11
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 45
42
Shear Strength, MPa 350 to 370
390 to 510
Tensile Strength: Ultimate (UTS), MPa 590 to 610
660 to 880
Tensile Strength: Yield (Proof), MPa 470 to 580
350 to 540

Thermal Properties

Latent Heat of Fusion, J/g 200
190
Maximum Temperature: Mechanical, °C 180
160
Melting Completion (Liquidus), °C 1040
900
Melting Onset (Solidus), °C 990
850
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 40
99
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
22
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
25

Otherwise Unclassified Properties

Base Metal Price, % relative 30
23
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 3.6
2.9
Embodied Energy, MJ/kg 56
49
Embodied Water, L/kg 310
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
43 to 62
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
560 to 1290
Stiffness to Weight: Axial, points 7.8
7.8
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 19 to 20
23 to 31
Strength to Weight: Bending, points 19
21 to 26
Thermal Diffusivity, mm2/s 12
30
Thermal Shock Resistance, points 22 to 23
21 to 29

Alloy Composition

Aluminum (Al), % 0
3.0 to 6.0
Copper (Cu), % 63.5 to 66.5
63 to 68
Iron (Fe), % 0 to 0.25
2.0 to 4.0
Lead (Pb), % 0 to 0.050
0 to 0.2
Manganese (Mn), % 0 to 0.5
2.5 to 5.0
Nickel (Ni), % 11 to 13
0
Tin (Sn), % 0
0 to 0.5
Zinc (Zn), % 19.2 to 25.5
21.8 to 32.5
Residuals, % 0 to 0.5
0 to 0.5

Comparable Variants