FORD WSS-M21P33-A-1997 CORROSION PROTECTIVE COATING SOLID FILM LUBRICANT 96 H SALT SPRAY《96 H盐雾式固体膜润滑剂防腐涂层》.pdf
《FORD WSS-M21P33-A-1997 CORROSION PROTECTIVE COATING SOLID FILM LUBRICANT 96 H SALT SPRAY《96 H盐雾式固体膜润滑剂防腐涂层》.pdf》由会员分享,可在线阅读,更多相关《FORD WSS-M21P33-A-1997 CORROSION PROTECTIVE COATING SOLID FILM LUBRICANT 96 H SALT SPRAY《96 H盐雾式固体膜润滑剂防腐涂层》.pdf(3页珍藏版)》请在麦多课文档分享上搜索。
1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Action Changes1997 07 31 Activated D. DrobnichWP 3948-a Page 1 of 3CORROSION PROTECTIVE COATING, SOLID FILM WSS-M21P33-ALUBRICANT, 96 H SALT SPRAY1. SCOPEThis specification defines the performance of a solid film lubricantcoat
2、ing containing molybdenum disulfide and other lubricating pigments.It is intended to be utilized on metallic parts to materially lower thecoefficient of friction, reduce wear, minimize metallic adhesion ofparts operating dry, and provide good corrosion resistance. It is a non-electrolytic type coati
3、ng which is suitable for use with heat treatedcomponents (will not induce hydrogen embrittlement).2. APPLICATIONThis specification was released originally for friction/wearapplications here the unit loading exceeds 35 MPa.3. REQUIREMENTS3.1 QUALITY SYSTEM REQUIREMENTSMaterial suppliers and part prod
4、ucers must conform to QualitySystem Requirements, QS-9000. Material specification requirementsare to be used for initial qualification of materials. A ControlPlan for ongoing production verification is required. This planmust be reviewed and approved by the relevant Ford Materialsactivity and/or For
5、d Supplier Technical Assistance (STA) prior toproduction parts submission. Appropriate statistical tools must beused to analyze process/product data and assure consistentprocessing of the materials.Part producers using this material in their products, must use Fordapproved materials and must conform
6、 to a process control plan whichhas been approved by STA and/or the relevant Materials Activity.3.2 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANALYSISFord Motor Company, at its option, may conduct infrared and/orthermal analysis of material/parts supplied to this specification.The IR spectra and the
7、rmograms established for initial approvalshall constitute the reference standard and shall be kept on fileat the designated material laboratory. All samples shall produce IRspectra and thermograms that correspond to the reference standardwhen tested under the same conditions.ENGINEERING MATERIAL SPE
8、CIFICATIONWSS-M21P33-AWP 3948-b Page 2 of 33.3 CONDITIONING AND TEST CONDITIONSAll test values indicated herein are based on material conditionedin a controlled atmosphere of 23 +/- 2 C and 50 +/- 5 % relativehumidity for not less than 24 h prior to testing and tested underthe same conditions unless
9、 otherwise specified.3.4 APPLICATION CHARA CTERISTICSThis material is suitable for applications where either the entirepart or portions thereof are to be coated. This can be accomplishedby spraying or dipping the pretreated part. The proper pretreatmentof each part shall be specified on the Engineer
10、ing drawing.3.5 APPEARANCEThe parts as coated shall be dull charcoal gray to black in color,uniform in coverage and free from visual imperfections such ascracks, chips, tears or contaminants.3.6 FILM THICKNESSThe coating thickness s hall be 5 - 20 micrometers or as specifiedon the Engineering drawin
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