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C65400 Bronze vs. C83300 Brass

Both C65400 bronze and C83300 brass are copper alloys. They have a moderately high 95% of their average alloy composition in common. There are 28 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 C65400 bronze and the bottom bar is C83300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 2.6 to 47
35
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
42
Tensile Strength: Ultimate (UTS), MPa 500 to 1060
220
Tensile Strength: Yield (Proof), MPa 170 to 910
69

Thermal Properties

Latent Heat of Fusion, J/g 260
200
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 1020
1060
Melting Onset (Solidus), °C 960
1030
Specific Heat Capacity, J/kg-K 400
380
Thermal Conductivity, W/m-K 36
160
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
32
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
33

Otherwise Unclassified Properties

Base Metal Price, % relative 31
30
Density, g/cm3 8.7
8.8
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 45
44
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 480
60
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 3640
21
Stiffness to Weight: Axial, points 7.3
7.0
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 16 to 34
6.9
Strength to Weight: Bending, points 16 to 27
9.2
Thermal Diffusivity, mm2/s 10
48
Thermal Shock Resistance, points 18 to 39
7.9

Alloy Composition

Chromium (Cr), % 0.010 to 0.12
0
Copper (Cu), % 93.8 to 96.1
92 to 94
Lead (Pb), % 0 to 0.050
1.0 to 2.0
Silicon (Si), % 2.7 to 3.4
0
Tin (Sn), % 1.2 to 1.9
1.0 to 2.0
Zinc (Zn), % 0 to 0.5
2.0 to 6.0
Residuals, % 0
0 to 0.7