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C55282 Copper vs. AWS BAu-3

C55282 copper belongs to the copper alloys classification, while AWS BAu-3 belongs to the otherwise unclassified metals. They have 62% of their average alloy composition in common. There are 16 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C55282 copper and the bottom bar is AWS BAu-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.34
0.37
Shear Modulus, GPa 39
41
Tensile Strength: Ultimate (UTS), MPa 180
220

Thermal Properties

Brazing Temperature, °C 700 to 820
1030 to 1090
Latent Heat of Fusion, J/g 190
160
Melting Completion (Liquidus), °C 770
1030
Melting Onset (Solidus), °C 640
970
Specific Heat Capacity, J/kg-K 400
300
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Density, g/cm3 8.6
13

Common Calculations

Stiffness to Weight: Axial, points 6.8
5.0
Stiffness to Weight: Bending, points 18
13
Strength to Weight: Axial, points 5.8
4.9
Strength to Weight: Bending, points 8.2
6.4
Thermal Shock Resistance, points 7.4
8.7

Alloy Composition

Copper (Cu), % 87.7 to 88.7
60.9 to 63
Gold (Au), % 0
34.5 to 35.5
Nickel (Ni), % 0
2.5 to 3.5
Phosphorus (P), % 6.5 to 7.0
0
Silver (Ag), % 4.8 to 5.2
0
Residuals, % 0
0 to 0.15