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AWS BVAg-31 vs. C14181 Copper

AWS BVAg-31 belongs to the otherwise unclassified metals classification, while C14181 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 16 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-31 and the bottom bar is C14181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 90
120
Poisson's Ratio 0.36
0.34
Shear Modulus, GPa 33
43
Tensile Strength: Ultimate (UTS), MPa 180
210

Thermal Properties

Brazing Temperature, °C 850 to 890
1090 to 1150
Latent Heat of Fusion, J/g 150
210
Melting Completion (Liquidus), °C 850
1080
Melting Onset (Solidus), °C 820
1080
Specific Heat Capacity, J/kg-K 280
390
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Density, g/cm3 10
9.0

Common Calculations

Stiffness to Weight: Axial, points 4.9
7.2
Stiffness to Weight: Bending, points 15
18
Strength to Weight: Axial, points 4.9
6.5
Strength to Weight: Bending, points 7.0
8.8
Thermal Shock Resistance, points 7.8
7.4

Alloy Composition

Cadmium (Cd), % 0 to 0.0010
0 to 0.0020
Carbon (C), % 0 to 0.0050
0 to 0.0050
Copper (Cu), % 31 to 33
99.9 to 100
Lead (Pb), % 0 to 0.0020
0 to 0.0020
Palladium (Pd), % 8.0 to 12
0
Phosphorus (P), % 0 to 0.0020
0 to 0.0020
Silver (Ag), % 57 to 59
0
Zinc (Zn), % 0 to 0.0010
0 to 0.0020