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C95200 Bronze vs. CC751S Brass

Both C95200 bronze and CC751S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 65% of their average alloy composition in common.

For each property being compared, the top bar is C95200 bronze and the bottom bar is CC751S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120
130
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 29
5.6
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 520
450
Tensile Strength: Yield (Proof), MPa 190
320

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 220
130
Melting Completion (Liquidus), °C 1050
850
Melting Onset (Solidus), °C 1040
810
Specific Heat Capacity, J/kg-K 430
390
Thermal Conductivity, W/m-K 50
110
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
25
Electrical Conductivity: Equal Weight (Specific), % IACS 12
28

Otherwise Unclassified Properties

Base Metal Price, % relative 28
24
Density, g/cm3 8.3
8.1
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 50
46
Embodied Water, L/kg 380
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
23
Resilience: Unit (Modulus of Resilience), kJ/m3 170
480
Stiffness to Weight: Axial, points 7.6
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 17
15
Strength to Weight: Bending, points 17
16
Thermal Diffusivity, mm2/s 14
35
Thermal Shock Resistance, points 19
15

Alloy Composition

Aluminum (Al), % 8.5 to 9.5
0 to 0.1
Antimony (Sb), % 0
0 to 0.5
Copper (Cu), % 86 to 89
62.7 to 66
Iron (Fe), % 2.5 to 4.0
0.25 to 0.5
Lead (Pb), % 0
0.8 to 2.2
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0
0 to 0.8
Silicon (Si), % 0
0.65 to 1.1
Tin (Sn), % 0
0 to 0.8
Zinc (Zn), % 0
27.9 to 35.6
Residuals, % 0 to 1.0
0