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C63800 Bronze vs. C72800 Copper-nickel

Both C63800 bronze and C72800 copper-nickel are copper alloys. They have 81% of their average alloy composition in common. There are 26 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 C63800 bronze and the bottom bar is C72800 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 7.9 to 41
3.9 to 23
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
44
Shear Strength, MPa 320 to 500
330 to 740
Tensile Strength: Ultimate (UTS), MPa 460 to 1010
520 to 1270

Thermal Properties

Latent Heat of Fusion, J/g 240
210
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 1030
1080
Melting Onset (Solidus), °C 1000
920
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 40
55
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
11
Electrical Conductivity: Equal Weight (Specific), % IACS 10
11

Otherwise Unclassified Properties

Base Metal Price, % relative 30
38
Density, g/cm3 8.6
8.8
Embodied Carbon, kg CO2/kg material 2.8
4.4
Embodied Energy, MJ/kg 45
68
Embodied Water, L/kg 330
360

Common Calculations

Stiffness to Weight: Axial, points 7.4
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 15 to 33
17 to 40
Strength to Weight: Bending, points 15 to 26
16 to 30
Thermal Diffusivity, mm2/s 11
17
Thermal Shock Resistance, points 17 to 36
19 to 45

Alloy Composition

Aluminum (Al), % 2.5 to 3.1
0 to 0.1
Antimony (Sb), % 0
0 to 0.020
Bismuth (Bi), % 0
0 to 0.0010
Boron (B), % 0
0 to 0.0010
Cobalt (Co), % 0.25 to 0.55
0
Copper (Cu), % 92.4 to 95.8
78.3 to 82.8
Iron (Fe), % 0 to 0.2
0 to 0.5
Lead (Pb), % 0 to 0.050
0 to 0.0050
Magnesium (Mg), % 0
0.0050 to 0.15
Manganese (Mn), % 0 to 0.1
0.050 to 0.3
Nickel (Ni), % 0 to 0.2
9.5 to 10.5
Niobium (Nb), % 0
0.1 to 0.3
Phosphorus (P), % 0
0 to 0.0050
Silicon (Si), % 1.5 to 2.1
0 to 0.050
Sulfur (S), % 0
0 to 0.0025
Tin (Sn), % 0
7.5 to 8.5
Titanium (Ti), % 0
0 to 0.010
Zinc (Zn), % 0 to 0.8
0 to 1.0
Residuals, % 0
0 to 0.3

Comparable Variants