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C67600 Bronze vs. C68300 Brass

Both C67600 bronze and C68300 brass are copper alloys. They have a very high 96% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C67600 bronze and the bottom bar is C68300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 13 to 33
15
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 40
40
Shear Strength, MPa 270 to 350
260
Tensile Strength: Ultimate (UTS), MPa 430 to 570
430
Tensile Strength: Yield (Proof), MPa 170 to 380
260

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 120
120
Melting Completion (Liquidus), °C 890
900
Melting Onset (Solidus), °C 870
890
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
120
Thermal Expansion, µm/m-K 21
20

Otherwise Unclassified Properties

Base Metal Price, % relative 23
23
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 47
46
Embodied Water, L/kg 330
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 130
56
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 680
330
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 15 to 20
15
Strength to Weight: Bending, points 16 to 19
16
Thermal Diffusivity, mm2/s 35
38
Thermal Shock Resistance, points 14 to 19
14

Alloy Composition

Antimony (Sb), % 0
0.3 to 1.0
Cadmium (Cd), % 0
0 to 0.010
Copper (Cu), % 57 to 60
59 to 63
Iron (Fe), % 0.4 to 1.3
0
Lead (Pb), % 0.5 to 1.0
0 to 0.090
Manganese (Mn), % 0.050 to 0.5
0
Silicon (Si), % 0
0.3 to 1.0
Tin (Sn), % 0.5 to 1.5
0.050 to 0.2
Zinc (Zn), % 35.2 to 41.6
34.2 to 40.4
Residuals, % 0
0 to 0.5