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AWS BAg-5 vs. C55280 Copper

AWS BAg-5 belongs to the otherwise unclassified metals classification, while C55280 copper belongs to the copper alloys. They have a modest 32% of their average alloy composition in common, which, by itself, doesn't mean much. There are 18 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-5 and the bottom bar is C55280 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 88
110
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 33
40
Tensile Strength: Ultimate (UTS), MPa 150
180

Thermal Properties

Brazing Temperature, °C 740 to 870
730 to 820
Latent Heat of Fusion, J/g 140
190
Melting Completion (Liquidus), °C 740
790
Melting Onset (Solidus), °C 660
640
Specific Heat Capacity, J/kg-K 320
410
Thermal Expansion, µm/m-K 21
16

Otherwise Unclassified Properties

Density, g/cm3 9.0
8.5
Embodied Carbon, kg CO2/kg material 44
4.2
Embodied Energy, MJ/kg 700
67

Common Calculations

Stiffness to Weight: Axial, points 5.4
6.9
Stiffness to Weight: Bending, points 16
19
Strength to Weight: Axial, points 4.6
5.9
Strength to Weight: Bending, points 6.9
8.3
Thermal Shock Resistance, points 5.9
7.4

Alloy Composition

Copper (Cu), % 29 to 31
90.5 to 91.4
Phosphorus (P), % 0
6.8 to 7.2
Silver (Ag), % 44 to 46
1.8 to 2.2
Zinc (Zn), % 23 to 27
0
Residuals, % 0
0 to 0.15