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C64800 Bronze vs. AWS BAu-5

C64800 bronze belongs to the copper alloys classification, while AWS BAu-5 belongs to the otherwise unclassified metals. There are 15 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is C64800 bronze and the bottom bar is AWS BAu-5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
140
Poisson's Ratio 0.34
0.37
Shear Modulus, GPa 44
50
Tensile Strength: Ultimate (UTS), MPa 640
210

Thermal Properties

Latent Heat of Fusion, J/g 220
180
Melting Completion (Liquidus), °C 1090
1170
Melting Onset (Solidus), °C 1030
1140
Specific Heat Capacity, J/kg-K 390
280
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Density, g/cm3 8.9
13

Common Calculations

Stiffness to Weight: Axial, points 7.4
5.8
Stiffness to Weight: Bending, points 18
13
Strength to Weight: Axial, points 20
4.5
Strength to Weight: Bending, points 19
6.0
Thermal Shock Resistance, points 23
9.0

Alloy Composition

Chromium (Cr), % 0 to 0.090
0
Cobalt (Co), % 1.0 to 3.0
0
Copper (Cu), % 92.4 to 98.8
0
Gold (Au), % 0
29.5 to 30.5
Iron (Fe), % 0 to 1.0
0
Lead (Pb), % 0 to 0.050
0
Nickel (Ni), % 0 to 0.5
35.5 to 36.4
Palladium (Pd), % 0
33.5 to 34.5
Phosphorus (P), % 0 to 0.5
0
Silicon (Si), % 0.2 to 1.0
0
Tin (Sn), % 0 to 0.5
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0
0 to 0.15