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C61800 Bronze vs. C82000 Copper

Both C61800 bronze and C82000 copper are copper alloys. They have 89% of their average alloy composition in common. There are 29 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 C61800 bronze and the bottom bar is C82000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 26
8.0 to 20
Poisson's Ratio 0.34
0.34
Rockwell B Hardness 89
55 to 95
Shear Modulus, GPa 44
45
Tensile Strength: Ultimate (UTS), MPa 740
350 to 690
Tensile Strength: Yield (Proof), MPa 310
140 to 520

Thermal Properties

Latent Heat of Fusion, J/g 230
220
Maximum Temperature: Mechanical, °C 220
220
Melting Completion (Liquidus), °C 1050
1090
Melting Onset (Solidus), °C 1040
970
Specific Heat Capacity, J/kg-K 440
390
Thermal Conductivity, W/m-K 64
260
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
45
Electrical Conductivity: Equal Weight (Specific), % IACS 14
46

Otherwise Unclassified Properties

Base Metal Price, % relative 28
60
Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 3.1
5.0
Embodied Energy, MJ/kg 52
77
Embodied Water, L/kg 390
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
51 to 55
Resilience: Unit (Modulus of Resilience), kJ/m3 420
80 to 1120
Stiffness to Weight: Axial, points 7.5
7.5
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 25
11 to 22
Strength to Weight: Bending, points 22
12 to 20
Thermal Diffusivity, mm2/s 18
76
Thermal Shock Resistance, points 26
12 to 24

Alloy Composition

Aluminum (Al), % 8.5 to 11
0 to 0.1
Beryllium (Be), % 0
0.45 to 0.8
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
2.2 to 2.7
Copper (Cu), % 86.9 to 91
95.2 to 97.4
Iron (Fe), % 0.5 to 1.5
0 to 0.1
Lead (Pb), % 0 to 0.020
0 to 0.020
Nickel (Ni), % 0
0 to 0.2
Silicon (Si), % 0 to 0.1
0 to 0.15
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.020
0 to 0.1
Residuals, % 0
0 to 0.5