1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2010 01 06 N-STATUS No replacement named B. Curtiss 2003 09 11 Revised Para 3.0 inserted; para 3.5, 3.6 and 4 deleted 1979 10 25 AK1-6000-23 Released E.P. DePalma Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, Inc. P
2、age 1 of 2 ALUMINUM ALLOY, EXTERIOR, ORNAMENTATION ESB-M2A83-B1 ESB-M2A83-B2 ESB-M2A83-B3 ESB-M2A83-B5 NOT TO BE USED FOR NEW DESIGN 1. SCOPE The materials defined by these specifications are wrought aluminum alloys with good bright anodizing properties. 2. APPLICATION These specifications were rele
3、ased originally for material used for decorative automotive exterior trim parts. 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). 3.1 CHEMICAL COMPOSI
4、TION Silicon 0.08 max Iron 0.10 max Total Others 3.0 max Aluminum Remainder The basic aluminum ingot before alloying shall be 99.82% min aluminum. The supplier will provide complete chemical composition ranges for each element along with his identification for each alloy. The detailed chemical compo
5、sitions for each alloy and supplier approved to this specification are on file in BEPE Materials Engineering Department. 3.2 MECHANICAL PROPERTIES Thickness 0.51 - 0.99 mm (ASTM B 557) B1 B2 B3 B5 Tensile Strength, Mpa 186 - 241 214 - 269 235 - 290 276 - 330 Yield Strength, MPa 145 - 200 172 - 228 2
6、07 - 262 248 - 303 Elongation, %, min 12 9 7 2 ENGINEERING MATERIAL SPECIFICATIONESB-M2A83-B1/B2/B3/B5 Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, Inc. Page 2 of 2 3.3 ANODIZING The alloys approved to these specifications shall be capable of conforming to the requiremen
7、ts of WSB-M4P9. 3.4 COLOR AND BRIGHTNESS Parts fabricated from 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 requi
8、rements of these specifications. These specifications supersede ESB-M2A83-A and ESB-M2A83-A2. The new ESB-M2A83 suffix designations corresponding to the previous ESB-M2A83-A and ESB-M2A83-A2 temper designations are listed in the following table. Engineering drawings specifying ESB-M2A83-A or ESB-M2A83-A2 do not require revision to reflect the new suffix designation. B1 B2 B3 B5 ESB-M2A83-A H-19 Temper X H-25 Temper X H-27 Temper X ESB-M2A83-A2 H-24 Temper X H-25 Temper X H-26 Temper X
