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C83800 Bronze vs. C71000 Copper-nickel

Both C83800 bronze and C71000 copper-nickel are copper alloys. They have 78% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C83800 bronze and the bottom bar is C71000 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
130
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 39
49
Tensile Strength: Ultimate (UTS), MPa 230
320 to 560

Thermal Properties

Latent Heat of Fusion, J/g 180
230
Maximum Temperature: Mechanical, °C 160
240
Melting Completion (Liquidus), °C 1000
1200
Melting Onset (Solidus), °C 840
1150
Specific Heat Capacity, J/kg-K 370
400
Thermal Conductivity, W/m-K 72
43
Thermal Expansion, µm/m-K 19
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
6.5
Electrical Conductivity: Equal Weight (Specific), % IACS 15
6.6

Otherwise Unclassified Properties

Base Metal Price, % relative 30
37
Density, g/cm3 8.8
8.9
Embodied Carbon, kg CO2/kg material 2.9
4.3
Embodied Energy, MJ/kg 47
63
Embodied Water, L/kg 340
290

Common Calculations

Stiffness to Weight: Axial, points 6.6
8.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.4
10 to 18
Strength to Weight: Bending, points 9.6
12 to 17
Thermal Diffusivity, mm2/s 22
12
Thermal Shock Resistance, points 8.6
12 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 82 to 83.8
73.5 to 80.5
Iron (Fe), % 0 to 0.3
0.5 to 1.0
Lead (Pb), % 5.0 to 7.0
0 to 0.050
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 1.0
19 to 23
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 3.3 to 4.2
0
Zinc (Zn), % 5.0 to 8.0
0 to 1.0
Residuals, % 0
0 to 0.5