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AWS BVAg-8b vs. C55181 Copper

AWS BVAg-8b belongs to the otherwise unclassified metals classification, while C55181 copper belongs to the copper alloys. They have a modest 28% of their average alloy composition in common, which, by itself, doesn't mean much. There are 16 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-8b and the bottom bar is C55181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 84
110
Poisson's Ratio 0.36
0.34
Shear Modulus, GPa 31
40
Tensile Strength: Ultimate (UTS), MPa 170
200

Thermal Properties

Brazing Temperature, °C 800 to 900
730 to 840
Latent Heat of Fusion, J/g 140
190
Melting Completion (Liquidus), °C 800
790
Melting Onset (Solidus), °C 780
710
Specific Heat Capacity, J/kg-K 280
410
Thermal Expansion, µm/m-K 19
16

Otherwise Unclassified Properties

Density, g/cm3 10
8.5

Common Calculations

Stiffness to Weight: Axial, points 4.7
7.0
Stiffness to Weight: Bending, points 15
19
Strength to Weight: Axial, points 4.7
6.5
Strength to Weight: Bending, points 6.8
8.9
Thermal Shock Resistance, points 7.6
8.2

Alloy Composition

Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0
Copper (Cu), % 26.8 to 29.2
92.4 to 93
Lead (Pb), % 0 to 0.0020
0
Nickel (Ni), % 0.3 to 0.7
0
Phosphorus (P), % 0 to 0.0020
7.0 to 7.5
Silver (Ag), % 70.5 to 72.5
0
Zinc (Zn), % 0 to 0.0010
0
Residuals, % 0
0 to 0.15