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Williams Advanced Alloys WS280B Solder (Au80/Sn20)

Category Metal , Nonferrous Metal , Precious Metal , Gold Alloy , Solder/Braze Alloy
Manufacturer Williams Advanced Alloys
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Williams Advanced Alloys WS280B Solder (Au80/Sn20).pdf
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Material Notes:
All Williams alloys are available in a variety of shapes and forms, including ribbon, preforms, rod, ring, wire, and custom shapes.Information provided by Williams Advanced Alloys
Physical Properties Metric English Comments
Density 14.51 g/cc
0.5242 lb/in³
Mechanical Properties Metric English Comments
Tensile Strength, Ultimate 276 MPa
40000 psi
Thermal Properties Metric English Comments
CTE, linear 15.9 µm/m-°C

@Temperature 20.0 °C
8.83 µin/in-°F

@Temperature 68.0 °F
Thermal Conductivity 57.0 W/m-K
396 BTU-in/hr-ft²-°F
Melting Point 280 °C
536 °F
Solidus 280 °C
536 °F
Liquidus 280 °C
536 °F
Component Elements Properties Metric English Comments
Gold, Au 80 %
80 %
Tin, Sn 20 %
20 %
Electrical Properties Metric English Comments
Electrical Resistivity 0.00002234 ohm-cm
0.00002234 ohm-cm
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