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WILLIAMS Advanced Materials 

Williams Advanced Materials
INTEGRATED SOLUTION 

Williams offers a wide range of contact alloys. Virtually hundreds of alloys and shapes are available.
bullet The Industry Leader in Custom Alloy Production
bullet Extensive tooling library and in-house tooling capabilities
bullet State-of-the-Art Analytical Capabilities
bullet ISO 9002 Certified

ELECTRICAL CONTACT ALLOYS 

In-house alloying and analytical lab ensures contact alloys with superior material characteristics and performance.Williams' extensive offering of Contact Alloys are cast and fabricated to meet the exacting standards of various micro electronics applications. For over 80 years, Williams has been a leader in the fabrication and refining of precious metal alloys. Today, we have the most advanced technology available, integrated directly within our manufacturing facilities. All of our electrical contact alloys are available in ribbon form in a variety of widths and thickness.

Alloy Nominal
Composition Wt.%		 Density
(g/cc)		 ASTM
Equivalent		 Compare
To *		 Conductivity
%IACS		 Resistivity
(microhms cm)		 Tempers
Available
C102

69Au, 25Ag, 6Pt

 16.0 B522 WE 1 10 15.8 AR, A
C103

35Pd, 30Ag, 14Cu, 10Au, 10Pt, 1Zn

 11.8 B540 Paliney 7 4.9-5.5 35.2-31.3 AR, A, WQ
C105

44Pd, 38Ag, 16Cu, 1Pt, 1Ni

 10.8 B563 Paliney 6 5.6-6.7 34.8-25.8 AR, A, WQ
C106

72Ag, 28Cu

 10.0 B628  - 84-89.5 2.0-1.9 AR, A
C109

60Pd, 40Ag

 11.6 B731 R -156 4.1 42.0  AR, A
C110

75Au, 25Ag

 15.9 - Ney Oro 28 16.8 10.3 AR, A
C117

Ag, Mg, Ni

 10.4 - Consil 995 75 2.3 AR, A
C118

90Ag, 10Cu

 10.31 - Coin Silver 79-94 2.1-1.8 AR, A
AR = As rolled, [1/4 hard, 1/2 hard, full hard], A = Annealed, WQ = Water Quenched

* The competing products listed by the trademarks of their respective suppliers are for industry reference and comparison purposes only. None of the competing products, which are subject to change by their suppliers, are available from Williams Advanced Materials. No claim is made by this listing that any such supplier endorses any products made by Williams Advanced Materials.
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Last modified: 2009-11-02