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C86800 Bronze vs. C66700 Brass

Both C86800 bronze and C66700 brass are copper alloys. They have 85% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C86800 bronze and the bottom bar is C66700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 22
2.0 to 58
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 570
340 to 690
Tensile Strength: Yield (Proof), MPa 260
100 to 640

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 140
140
Melting Completion (Liquidus), °C 900
1090
Melting Onset (Solidus), °C 880
1050
Specific Heat Capacity, J/kg-K 400
390
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
17
Electrical Conductivity: Equal Weight (Specific), % IACS 10
19

Otherwise Unclassified Properties

Base Metal Price, % relative 24
25
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 51
45
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
13 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 310
49 to 1900
Stiffness to Weight: Axial, points 7.7
7.3
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 20
11 to 23
Strength to Weight: Bending, points 19
13 to 21
Thermal Shock Resistance, points 18
11 to 23

Alloy Composition

Aluminum (Al), % 0 to 2.0
0
Copper (Cu), % 53.5 to 57
68.5 to 71.5
Iron (Fe), % 1.0 to 2.5
0 to 0.1
Lead (Pb), % 0 to 0.2
0 to 0.070
Manganese (Mn), % 2.5 to 4.0
0.8 to 1.5
Nickel (Ni), % 2.5 to 4.0
0
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 28.3 to 40.5
26.3 to 30.7
Residuals, % 0
0 to 0.5