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C12000 Copper vs. C52100 Bronze

Both C12000 copper and C52100 bronze are copper alloys. They have a moderately high 91% of their average alloy composition in common. There are 25 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 C12000 copper and the bottom bar is C52100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.34
Rockwell Superficial 30T Hardness 27 to 70
48 to 82
Shear Modulus, GPa 43
41
Tensile Strength: Ultimate (UTS), MPa 230 to 410
380 to 800

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 1080
1030
Melting Onset (Solidus), °C 1080
880
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 390
62
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 98
13
Electrical Conductivity: Equal Weight (Specific), % IACS 98
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
34
Density, g/cm3 9.0
8.8
Embodied Carbon, kg CO2/kg material 2.6
3.4
Embodied Energy, MJ/kg 41
55
Embodied Water, L/kg 310
370

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.0
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 7.2 to 13
12 to 25
Strength to Weight: Bending, points 9.4 to 14
13 to 22
Thermal Diffusivity, mm2/s 110
19
Thermal Shock Resistance, points 8.2 to 15
14 to 28

Alloy Composition

Copper (Cu), % 99.9 to 99.996
89.8 to 93
Iron (Fe), % 0
0 to 0.1
Lead (Pb), % 0
0 to 0.050
Phosphorus (P), % 0.0040 to 0.012
0.030 to 0.35
Tin (Sn), % 0
7.0 to 9.0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.5

Comparable Variants