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C95200 Bronze vs. C99300 Copper

Both C95200 bronze and C99300 copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 81% of their average alloy composition in common.

For each property being compared, the top bar is C95200 bronze and the bottom bar is C99300 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120
200
Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 29
2.0
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 42
46
Tensile Strength: Ultimate (UTS), MPa 520
660
Tensile Strength: Yield (Proof), MPa 190
380

Thermal Properties

Latent Heat of Fusion, J/g 230
240
Maximum Temperature: Mechanical, °C 220
250
Melting Completion (Liquidus), °C 1050
1080
Melting Onset (Solidus), °C 1040
1070
Specific Heat Capacity, J/kg-K 430
450
Thermal Conductivity, W/m-K 50
43
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 12
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 28
35
Density, g/cm3 8.3
8.2
Embodied Carbon, kg CO2/kg material 3.0
4.5
Embodied Energy, MJ/kg 50
70
Embodied Water, L/kg 380
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
11
Resilience: Unit (Modulus of Resilience), kJ/m3 170
590
Stiffness to Weight: Axial, points 7.6
8.3
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 17
22
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 14
12
Thermal Shock Resistance, points 19
22

Alloy Composition

Aluminum (Al), % 8.5 to 9.5
10.7 to 11.5
Cobalt (Co), % 0
1.0 to 2.0
Copper (Cu), % 86 to 89
68.6 to 74.4
Iron (Fe), % 2.5 to 4.0
0.4 to 1.0
Lead (Pb), % 0
0 to 0.020
Nickel (Ni), % 0
13.5 to 16.5
Silicon (Si), % 0
0 to 0.020
Tin (Sn), % 0
0 to 0.050
Residuals, % 0
0 to 0.3