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C77400 Nickel Silver vs. C90400 Bronze

Both C77400 nickel silver and C90400 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 49% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C77400 nickel silver and the bottom bar is C90400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
24
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 570
310
Tensile Strength: Yield (Proof), MPa 250
180

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 810
990
Melting Onset (Solidus), °C 770
850
Specific Heat Capacity, J/kg-K 390
370
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
12
Electrical Conductivity: Equal Weight (Specific), % IACS 31
12

Otherwise Unclassified Properties

Base Metal Price, % relative 25
34
Density, g/cm3 7.9
8.7
Embodied Carbon, kg CO2/kg material 3.5
3.5
Embodied Energy, MJ/kg 57
56
Embodied Water, L/kg 320
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
65
Resilience: Unit (Modulus of Resilience), kJ/m3 290
150
Stiffness to Weight: Axial, points 7.7
7.0
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 20
10
Strength to Weight: Bending, points 19
12
Thermal Shock Resistance, points 18
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.020
Boron (B), % 0
0 to 0.1
Copper (Cu), % 43 to 47
86 to 89
Iron (Fe), % 0
0 to 0.4
Lead (Pb), % 0 to 0.2
0 to 0.090
Manganese (Mn), % 0
0 to 0.010
Nickel (Ni), % 9.0 to 11
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0.1 to 0.65
Tin (Sn), % 0
7.5 to 8.5
Zinc (Zn), % 41.3 to 48
1.0 to 5.0
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.7