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C61400 Bronze vs. C72200 Copper-nickel

Both C61400 bronze and C72200 copper-nickel are copper alloys. They have 83% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C61400 bronze and the bottom bar is C72200 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
130
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
48
Tensile Strength: Ultimate (UTS), MPa 540 to 570
350 to 580

Thermal Properties

Latent Heat of Fusion, J/g 220
220
Maximum Temperature: Mechanical, °C 220
230
Melting Completion (Liquidus), °C 1050
1180
Melting Onset (Solidus), °C 1040
1120
Specific Heat Capacity, J/kg-K 420
400
Thermal Conductivity, W/m-K 67
34
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
6.5
Electrical Conductivity: Equal Weight (Specific), % IACS 15
6.6

Otherwise Unclassified Properties

Base Metal Price, % relative 28
36
Density, g/cm3 8.5
8.9
Embodied Carbon, kg CO2/kg material 3.0
3.9
Embodied Energy, MJ/kg 48
59
Embodied Water, L/kg 360
300

Common Calculations

Stiffness to Weight: Axial, points 7.5
8.0
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 18 to 19
11 to 18
Strength to Weight: Bending, points 17 to 18
12 to 17
Thermal Diffusivity, mm2/s 19
9.6
Thermal Shock Resistance, points 18 to 20
12 to 20

Alloy Composition

Aluminum (Al), % 6.0 to 8.0
0
Chromium (Cr), % 0
0.3 to 0.7
Copper (Cu), % 86 to 92.5
78.1 to 84.2
Iron (Fe), % 1.5 to 3.5
0.5 to 1.0
Lead (Pb), % 0 to 0.010
0 to 0.050
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 0
15 to 18
Phosphorus (P), % 0 to 0.015
0
Zinc (Zn), % 0 to 1.0
0 to 1.0
Residuals, % 0
0 to 0.2

Comparable Variants