FORD WSD-M1P79-B1-2010 COATINGS TIN TIN-LEAD TO BE USED WITH FORD WSS-M99P1111-A 《锡 锡铅涂层 与福特WSS-M99P1111-A 一起使用》.pdf
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FORD WSD-M1P79-B1-2010 COATINGS TIN TIN-LEAD TO BE USED WITH FORD WSS-M99P1111-A 《锡 锡铅涂层 与福特WSS-M99P1111-A 一起使用》.pdf
1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2010 10 07 N-STATUS No replacement G. Weber, NA 2006 05 15 Revised Updated format 1986 07 03 Released SM/ER 3666TC Replaces SQM1P9005A, SSM1P9007A Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 1 of 1 COATIN
2、GS, TIN/TIN-LEAD WSD-M1P79-B1 NOT TO BE USED FOR NEW DESIGN 1. SCOPE This specification defines the requirements for electrodeposited tin and lead alloys. 2. APPLICATION This specification was released originally for a coating which is generally applied to bearing materials for break-in or for corro
3、sion protection. 3. REQUIREMENTS Material specification requirements are to be used for initial qualification of materials. 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P11
4、11-A). 3.2 CHEMICAL COMPOSITION, (wt %) Tin 98 min. 3.3 COATING THICKNESS (mm) Flash Coat. Continuous coverage on significant surfaces. Unless specified otherwise on engineering drawing: Bearing Surface 0.001-0.003 Backing Surface 0.004 max. 3.4 PLATING PROCESS It is not intended to limit the procedures for plating. Any process resulting in a coating which adheres satisfactorily and meets the requirements of this specification will be approved.
