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CC760S Brass vs. C95200 Bronze

Both CC760S brass and C95200 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 86% of their average alloy composition in common.

For each property being compared, the top bar is CC760S brass and the bottom bar is C95200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 51
120
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 22
29
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 180
520
Tensile Strength: Yield (Proof), MPa 80
190

Thermal Properties

Latent Heat of Fusion, J/g 190
230
Maximum Temperature: Mechanical, °C 170
220
Melting Completion (Liquidus), °C 1000
1050
Melting Onset (Solidus), °C 940
1040
Specific Heat Capacity, J/kg-K 390
430
Thermal Conductivity, W/m-K 150
50
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
11
Electrical Conductivity: Equal Weight (Specific), % IACS 40
12

Otherwise Unclassified Properties

Base Metal Price, % relative 28
28
Density, g/cm3 8.6
8.3
Embodied Carbon, kg CO2/kg material 2.6
3.0
Embodied Energy, MJ/kg 43
50
Embodied Water, L/kg 320
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
120
Resilience: Unit (Modulus of Resilience), kJ/m3 29
170
Stiffness to Weight: Axial, points 7.2
7.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 5.8
17
Strength to Weight: Bending, points 8.2
17
Thermal Diffusivity, mm2/s 45
14
Thermal Shock Resistance, points 6.2
19

Alloy Composition


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Aluminum (Al), % 0 to 0.010
8.5 to 9.5
Arsenic (As), % 0.050 to 0.15
0
Copper (Cu), % 83 to 88
86 to 89
Iron (Fe), % 0 to 0.15
2.5 to 4.0
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.1
0
Silicon (Si), % 0 to 0.020
0
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 10.7 to 17
0
Residuals, % 0
0 to 1.0