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C83300 Brass vs. C95200 Bronze

Both C83300 brass and C95200 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 88% of their average alloy composition in common.

For each property being compared, the top bar is C83300 brass and the bottom bar is C95200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 35
120
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 35
29
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 220
520
Tensile Strength: Yield (Proof), MPa 69
190

Thermal Properties

Latent Heat of Fusion, J/g 200
230
Maximum Temperature: Mechanical, °C 180
220
Melting Completion (Liquidus), °C 1060
1050
Melting Onset (Solidus), °C 1030
1040
Specific Heat Capacity, J/kg-K 380
430
Thermal Conductivity, W/m-K 160
50
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
11
Electrical Conductivity: Equal Weight (Specific), % IACS 33
12

Otherwise Unclassified Properties

Base Metal Price, % relative 30
28
Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 44
50
Embodied Water, L/kg 320
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
120
Resilience: Unit (Modulus of Resilience), kJ/m3 21
170
Stiffness to Weight: Axial, points 7.0
7.6
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 6.9
17
Strength to Weight: Bending, points 9.2
17
Thermal Diffusivity, mm2/s 48
14
Thermal Shock Resistance, points 7.9
19

Alloy Composition

Aluminum (Al), % 0
8.5 to 9.5
Copper (Cu), % 92 to 94
86 to 89
Iron (Fe), % 0
2.5 to 4.0
Lead (Pb), % 1.0 to 2.0
0
Tin (Sn), % 1.0 to 2.0
0
Zinc (Zn), % 2.0 to 6.0
0
Residuals, % 0
0 to 1.0