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Williams Advanced Alloys WS257 Solder

Category	Metal , Nonferrous Metal , Lead Alloy , Solder/Braze Alloy , Tin 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 WS257 Solder.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

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	9.66 g/cc	0.349 lb/in³

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	34.5 MPa	5000 psi

Thermal Properties	Metric	English
CTE, linear	25.6 µm/m-°C @Temperature 20.0 °C	14.2 µin/in-°F @Temperature 68.0 °F
Thermal Conductivity	41.0 W/m-K	285 BTU-in/hr-ft²-°F
Melting Point	183 - 257 °C	361 - 495 °F
Solidus	183 °C	361 °F
Liquidus	257 °C	495 °F

Component Elements Properties	Metric	English	Comments
Lead, Pb	70 %	70 %
Tin, Sn	30 %	30 %

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00001849 ohm-cm	0.00001849 ohm-cm

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