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C95820 Bronze vs. C86200 Bronze

Both C95820 bronze and C86200 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 72% of their average alloy composition in common.

For each property being compared, the top bar is C95820 bronze and the bottom bar is C86200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 15
21
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 730
710
Tensile Strength: Yield (Proof), MPa 310
350

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 230
160
Melting Completion (Liquidus), °C 1080
940
Melting Onset (Solidus), °C 1020
900
Specific Heat Capacity, J/kg-K 440
410
Thermal Conductivity, W/m-K 38
35
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 29
23
Density, g/cm3 8.3
8.0
Embodied Carbon, kg CO2/kg material 3.5
2.9
Embodied Energy, MJ/kg 56
49
Embodied Water, L/kg 380
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
120
Resilience: Unit (Modulus of Resilience), kJ/m3 400
540
Stiffness to Weight: Axial, points 8.0
7.8
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 24
25
Strength to Weight: Bending, points 22
22
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 25
23

Alloy Composition

Aluminum (Al), % 9.0 to 10
3.0 to 4.9
Copper (Cu), % 77.5 to 82.5
60 to 66
Iron (Fe), % 4.0 to 5.0
2.0 to 4.0
Lead (Pb), % 0 to 0.020
0 to 0.2
Manganese (Mn), % 0 to 1.5
2.5 to 5.0
Nickel (Ni), % 4.5 to 5.8
0 to 1.0
Silicon (Si), % 0 to 0.1
0
Tin (Sn), % 0 to 0.020
0 to 0.2
Zinc (Zn), % 0 to 0.2
22 to 28
Residuals, % 0
0 to 1.0