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C68300 Brass vs. C95820 Bronze

Both C68300 brass and C95820 bronze are copper alloys. They have 61% 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 C68300 brass and the bottom bar is C95820 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 15
15
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
44
Tensile Strength: Ultimate (UTS), MPa 430
730
Tensile Strength: Yield (Proof), MPa 260
310

Thermal Properties

Latent Heat of Fusion, J/g 180
230
Maximum Temperature: Mechanical, °C 120
230
Melting Completion (Liquidus), °C 900
1080
Melting Onset (Solidus), °C 890
1020
Specific Heat Capacity, J/kg-K 390
440
Thermal Conductivity, W/m-K 120
38
Thermal Expansion, µm/m-K 20
17

Otherwise Unclassified Properties

Base Metal Price, % relative 23
29
Density, g/cm3 8.0
8.3
Embodied Carbon, kg CO2/kg material 2.8
3.5
Embodied Energy, MJ/kg 46
56
Embodied Water, L/kg 340
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
86
Resilience: Unit (Modulus of Resilience), kJ/m3 330
400
Stiffness to Weight: Axial, points 7.3
8.0
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 15
24
Strength to Weight: Bending, points 16
22
Thermal Diffusivity, mm2/s 38
11
Thermal Shock Resistance, points 14
25

Alloy Composition

Aluminum (Al), % 0
9.0 to 10
Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Copper (Cu), % 59 to 63
77.5 to 82.5
Iron (Fe), % 0
4.0 to 5.0
Lead (Pb), % 0 to 0.090
0 to 0.020
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
4.5 to 5.8
Silicon (Si), % 0.3 to 1.0
0 to 0.1
Tin (Sn), % 0.050 to 0.2
0 to 0.020
Zinc (Zn), % 34.2 to 40.4
0 to 0.2
Residuals, % 0
0 to 0.8