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C95200 Bronze vs. CC761S Brass

Both C95200 bronze and CC761S brass 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 CC761S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120
150
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 29
8.7
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 520
540
Tensile Strength: Yield (Proof), MPa 190
340

Thermal Properties

Latent Heat of Fusion, J/g 230
260
Maximum Temperature: Mechanical, °C 220
170
Melting Completion (Liquidus), °C 1050
960
Melting Onset (Solidus), °C 1040
910
Specific Heat Capacity, J/kg-K 430
410
Thermal Conductivity, W/m-K 50
27
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
40
Electrical Conductivity: Equal Weight (Specific), % IACS 12
43

Otherwise Unclassified Properties

Base Metal Price, % relative 28
27
Density, g/cm3 8.3
8.3
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 50
45
Embodied Water, L/kg 380
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
41
Resilience: Unit (Modulus of Resilience), kJ/m3 170
530
Stiffness to Weight: Axial, points 7.6
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 17
18
Strength to Weight: Bending, points 17
18
Thermal Diffusivity, mm2/s 14
8.0
Thermal Shock Resistance, points 19
19

Alloy Composition

Aluminum (Al), % 8.5 to 9.5
0 to 0.1
Antimony (Sb), % 0
0 to 0.050
Copper (Cu), % 86 to 89
78 to 83
Iron (Fe), % 2.5 to 4.0
0 to 0.6
Lead (Pb), % 0
0 to 0.8
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
3.0 to 5.0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
8.9 to 19
Residuals, % 0 to 1.0
0