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C67300 Bronze vs. C85500 Brass

Both C67300 bronze and C85500 brass are copper alloys. They have a moderately high 94% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C67300 bronze and the bottom bar is C85500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 12
40
Poisson's Ratio 0.31
0.31
Rockwell B Hardness 91
55
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 500
410
Tensile Strength: Yield (Proof), MPa 340
160

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Maximum Temperature: Mechanical, °C 130
120
Melting Completion (Liquidus), °C 870
900
Melting Onset (Solidus), °C 830
890
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 95
120
Thermal Expansion, µm/m-K 20
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
26
Electrical Conductivity: Equal Weight (Specific), % IACS 25
29

Otherwise Unclassified Properties

Base Metal Price, % relative 23
23
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
46
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 55
130
Resilience: Unit (Modulus of Resilience), kJ/m3 550
120
Stiffness to Weight: Axial, points 7.4
7.3
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 17
14
Strength to Weight: Bending, points 17
15
Thermal Diffusivity, mm2/s 30
38
Thermal Shock Resistance, points 16
14

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Copper (Cu), % 58 to 63
59 to 63
Iron (Fe), % 0 to 0.5
0 to 0.2
Lead (Pb), % 0.4 to 3.0
0 to 0.2
Manganese (Mn), % 2.0 to 3.5
0 to 0.2
Nickel (Ni), % 0 to 0.25
0 to 0.2
Silicon (Si), % 0.5 to 1.5
0
Tin (Sn), % 0 to 0.3
0 to 0.2
Zinc (Zn), % 27.2 to 39.1
35.1 to 41
Residuals, % 0
0 to 0.9