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AWS BVAg-32 vs. AWS BVAg-8

Both AWS BVAg-32 and AWS BVAg-8 are otherwise unclassified metals. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 75% of their average alloy composition in common.

For each property being compared, the top bar is AWS BVAg-32 and the bottom bar is AWS BVAg-8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 93
84
Poisson's Ratio 0.37
0.36
Shear Modulus, GPa 34
31
Tensile Strength: Ultimate (UTS), MPa 180
170

Thermal Properties

Brazing Temperature, °C 950 to 980
780 to 900
Latent Heat of Fusion, J/g 140
140
Melting Completion (Liquidus), °C 950
780
Melting Onset (Solidus), °C 900
780
Specific Heat Capacity, J/kg-K 270
280
Thermal Expansion, µm/m-K 17
19

Otherwise Unclassified Properties

Density, g/cm3 11
10

Common Calculations

Stiffness to Weight: Axial, points 4.9
4.6
Stiffness to Weight: Bending, points 14
14
Strength to Weight: Axial, points 4.7
4.7
Strength to Weight: Bending, points 6.7
6.8
Thermal Shock Resistance, points 8.0
7.6

Alloy Composition

Cadmium (Cd), % 0 to 0.0010
0 to 0.0010
Carbon (C), % 0 to 0.0050
0 to 0.0050
Copper (Cu), % 20 to 22
27 to 29
Lead (Pb), % 0 to 0.0020
0 to 0.0020
Palladium (Pd), % 23 to 27
0
Phosphorus (P), % 0 to 0.0020
0 to 0.0020
Silver (Ag), % 53 to 55
71 to 73
Zinc (Zn), % 0 to 0.0010
0 to 0.0010