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AWS BVAg-18 vs. AWS BAu-6

Both AWS BVAg-18 and AWS BAu-6 are otherwise unclassified metals. Both are furnished in the as-fabricated (no temper or treatment) condition. There are 16 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-18 and the bottom bar is AWS BAu-6.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 82
120
Poisson's Ratio 0.36
0.39
Shear Modulus, GPa 30
43
Tensile Strength: Ultimate (UTS), MPa 180
190

Thermal Properties

Brazing Temperature, °C 720 to 840
1050 to 1120
Latent Heat of Fusion, J/g 140
120
Melting Completion (Liquidus), °C 720
1050
Melting Onset (Solidus), °C 600
1010
Specific Heat Capacity, J/kg-K 280
210
Thermal Expansion, µm/m-K 19
13

Otherwise Unclassified Properties

Density, g/cm3 9.7
16

Common Calculations

Stiffness to Weight: Axial, points 4.7
4.0
Stiffness to Weight: Bending, points 15
10
Strength to Weight: Axial, points 5.1
3.2
Strength to Weight: Bending, points 7.3
4.5
Thermal Shock Resistance, points 8.1
8.5

Alloy Composition

Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0
Copper (Cu), % 28.5 to 31.5
0
Gold (Au), % 0
69.5 to 70.5
Lead (Pb), % 0 to 0.0020
0
Nickel (Ni), % 0
21.5 to 22.5
Palladium (Pd), % 0
7.5 to 8.5
Phosphorus (P), % 0 to 0.0020
0
Silver (Ag), % 59 to 61
0
Tin (Sn), % 9.5 to 10.5
0
Zinc (Zn), % 0 to 0.0010
0
Residuals, % 0
0 to 0.15