1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2010 01 06 N-STATUS No replacement named B. Curtiss, NA 2003 09 11 Revised Para 3.0 inserted; para 3.1, 3.5 and 4 deleted, corrected numbering 1986 04 01 CVR1-PF535997 Released JAF, BMM Printed copies are uncontrolled Copyright 2010, Ford Glob
2、al Technologies, Inc. Page 1 of 2 ALUMINUM ALLOY, EXTERIOR ORNAMENTATION, ESB-M2A83-C IMPROVED APPEARANCE NOT TO BE USED FOR NEW DESIGN 1. SCOPE The materials defined by this specification are wrought aluminum alloys with excellent bright anodizing properties. 2. APPLICATION This specification was o
3、riginally released for decorative automotive exterior trim parts where improved appearance is required. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A
4、). 3.2 CHEMICAL COMPOSITION Si 0.04 max Fe 0.05 max Cu 0.10 max Mn 0.10 max Mg 2.2 - 2.8 Zn 0.05 max V 0.05 max Others Each 0.03 max Others Total 0.10 max 3.3 MECHANICAL PROPERTIES (ASTM B 557) Tensile Strength, min 220 MPa Yield Strength, min 160 MPa Elongation, min 10% 3.4 ANODIZING The alloys app
5、roved to this specification shall be capable of conforming to the requirements of ESB-M4P9, ESB-M4P10 and ESB-M4P11. ENGINEERING MATERIAL SPECIFICATIONESB-M2A83-C Printed copies are uncontrolled Copyright 2009, Ford Global Technologies, Inc. Page 2 of 2 3.5 COLOR AND BRIGHTNESS Parts fabricated from
6、 these alloys shall meet, in all respects, the styling master established on individual parts by Engineering and Styling. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 RELEVANT TEST REQUIREMENTS AND PROCEDURES To fully evaluate materials to this specification, the following specifications may be required: ASTM B 557 ESB-M4P9, ESB-M4P10, and ESB-M4P11 (These 3 specifications appear on one document).
