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C12900 Copper vs. C94700 Bronze

Both C12900 copper and C94700 bronze are copper alloys. They have 88% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C12900 copper and the bottom bar is C94700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 2.8 to 50
7.9 to 32
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
43
Tensile Strength: Ultimate (UTS), MPa 220 to 420
350 to 590
Tensile Strength: Yield (Proof), MPa 75 to 380
160 to 400

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 200
190
Melting Completion (Liquidus), °C 1080
1030
Melting Onset (Solidus), °C 1030
900
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 380
54
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 98
12
Electrical Conductivity: Equal Weight (Specific), % IACS 98
12

Otherwise Unclassified Properties

Base Metal Price, % relative 32
34
Density, g/cm3 9.0
8.8
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 41
56
Embodied Water, L/kg 330
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 88
41 to 89
Resilience: Unit (Modulus of Resilience), kJ/m3 24 to 640
110 to 700
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 6.8 to 13
11 to 19
Strength to Weight: Bending, points 9.1 to 14
13 to 18
Thermal Diffusivity, mm2/s 110
16
Thermal Shock Resistance, points 7.8 to 15
12 to 21

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0 to 0.0030
0 to 0.15
Arsenic (As), % 0 to 0.012
0
Bismuth (Bi), % 0 to 0.0030
0
Copper (Cu), % 99.88 to 100
85 to 90
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0 to 0.0040
0 to 0.1
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0 to 0.050
4.5 to 6.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Silver (Ag), % 0 to 0.054
0
Sulfur (S), % 0
0 to 0.050
Tellurium (Te), % 0 to 0.025
0
Tin (Sn), % 0
4.5 to 6.0
Zinc (Zn), % 0
1.0 to 2.5
Residuals, % 0
0 to 1.3