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C64200 Bronze vs. C66700 Brass

Both C64200 bronze and C66700 brass are copper alloys. They have 71% 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 C64200 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, % 14 to 35
2.0 to 58
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 42
41
Shear Strength, MPa 330 to 390
250 to 530
Tensile Strength: Ultimate (UTS), MPa 540 to 640
340 to 690
Tensile Strength: Yield (Proof), MPa 230 to 320
100 to 640

Thermal Properties

Latent Heat of Fusion, J/g 250
180
Maximum Temperature: Mechanical, °C 210
140
Melting Completion (Liquidus), °C 1000
1090
Melting Onset (Solidus), °C 980
1050
Specific Heat Capacity, J/kg-K 430
390
Thermal Conductivity, W/m-K 45
97
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
17
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
19

Otherwise Unclassified Properties

Base Metal Price, % relative 29
25
Density, g/cm3 8.3
8.2
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 50
45
Embodied Water, L/kg 370
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 73 to 170
13 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 240 to 470
49 to 1900
Stiffness to Weight: Axial, points 7.5
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 18 to 21
11 to 23
Strength to Weight: Bending, points 18 to 20
13 to 21
Thermal Diffusivity, mm2/s 13
30
Thermal Shock Resistance, points 20 to 23
11 to 23

Alloy Composition

Aluminum (Al), % 6.3 to 7.6
0
Arsenic (As), % 0 to 0.15
0
Copper (Cu), % 88.2 to 92.2
68.5 to 71.5
Iron (Fe), % 0 to 0.3
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.070
Manganese (Mn), % 0 to 0.1
0.8 to 1.5
Nickel (Ni), % 0 to 0.25
0
Silicon (Si), % 1.5 to 2.2
0
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.5
26.3 to 30.7
Residuals, % 0
0 to 0.5