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C95200 Bronze vs. C68000 Brass

Both C95200 bronze and C68000 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 59% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C95200 bronze and the bottom bar is C68000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 29
27
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 520
390
Tensile Strength: Yield (Proof), MPa 190
140

Thermal Properties

Latent Heat of Fusion, J/g 230
170
Maximum Temperature: Mechanical, °C 220
120
Melting Completion (Liquidus), °C 1050
880
Melting Onset (Solidus), °C 1040
870
Specific Heat Capacity, J/kg-K 430
390
Thermal Conductivity, W/m-K 50
96
Thermal Expansion, µm/m-K 18
21

Otherwise Unclassified Properties

Base Metal Price, % relative 28
23
Density, g/cm3 8.3
8.0
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 50
48
Embodied Water, L/kg 380
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
82
Resilience: Unit (Modulus of Resilience), kJ/m3 170
95
Stiffness to Weight: Axial, points 7.6
7.3
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 17
14
Strength to Weight: Bending, points 17
15
Thermal Diffusivity, mm2/s 14
31
Thermal Shock Resistance, points 19
13

Alloy Composition

Aluminum (Al), % 8.5 to 9.5
0 to 0.010
Copper (Cu), % 86 to 89
56 to 60
Iron (Fe), % 2.5 to 4.0
0.25 to 1.3
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0
0.010 to 0.5
Nickel (Ni), % 0
0.2 to 0.8
Silicon (Si), % 0
0.040 to 0.15
Tin (Sn), % 0
0.75 to 1.1
Zinc (Zn), % 0
35.6 to 42.8
Residuals, % 0
0 to 0.5