FORD WSB-M9H139-A-1993 BACKING FABRIC NYLON KNIT CONVERTIBLE BOOT COVER《可转换后备箱盖用尼龙针织衬布》.pdf
《FORD WSB-M9H139-A-1993 BACKING FABRIC NYLON KNIT CONVERTIBLE BOOT COVER《可转换后备箱盖用尼龙针织衬布》.pdf》由会员分享,可在线阅读,更多相关《FORD WSB-M9H139-A-1993 BACKING FABRIC NYLON KNIT CONVERTIBLE BOOT COVER《可转换后备箱盖用尼龙针织衬布》.pdf(4页珍藏版)》请在麦多课文档分享上搜索。
1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Release No. Release/Revision1993 06 14 NB00I10043054260 Released B.H. Chen A.J. StockiWP 3948-a Page 1 of 4 BACKING FABRIC, NYLON KNIT, CONVERTIBLE BOOT WSB-M9H139-ACOVER1. SCOPEThe materi al defined by this specification is a
2、 tricot knit, piece dyednylon fabric of good commercial quality.2. APPLICATIONThis s pecification was released originally for material used as a backingfabri c as part of the Mustang convertible boot cover assembly. Otherappl ications must be approved by the responsible Materials EngineeringActivity
3、.3. REQUIREMENTS3.1 STATISTICAL PROCESSSupplie rs must conform to the requirements of Ford Quality SystemStand ard Q-101. A mutually acceptable Control Plan as describedtherein is required for material/source approval. Appropriatestatist ical tools must be used to analyze process/product data sothat
4、 variation in the final product is continuously reduced.3.2 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANALYSISFord Motor Company, at its option, may conduct infrared and/ortherma l analysis of material/parts supplied to this specification.The IR spectra and thermograms established for i nitial appro
5、val shallconst itute the reference standard and shall be kept on file at thedesignated material laboratory. All samples sha ll produce IR spectraand thermograms that correspond to the reference standard when testedunder the same conditions.3.3 CONDITIONING AND TEST CONDITIONSAll test values indicate
6、d herein are based on ma terial conditioned ina control led atmosphere of 23 +/- 2 C and 50 +/- 5 % relativehumidity for not less than 24 h prior to testing and tested under thesame conditions unless otherwise specified.3.4 CONSTRUCTION, range 160 +/- 16 wales/100 mm (ASTM D 3887) 200 +/- 20 courses
7、/100 mm3.5 COMPOSITION 100 % nylon(ASTM D 629)ENGINEERING MATERIAL SPECIFICATIONWSB-M9H139-AWP 3948-b Page 2 of 4 3.6 YARN DESCRIPTION AND SIZE(ASTM D 1244)Face 4.4 tex f 28 (nylon, dull)Back 4.4 tex f 12 (nylon, dull)3.7 WEIGHT, min 28 g/m2(FLTM BN 106-01)3.8 BREAKING STRENGTH, min(ASTM D 1682, Gra
8、b Method)3.8.1 OriginalWales 300 NCourses 250 N3.8.2 After Xenon Exposure, Retained(SAE J1885, 225.6 kJ/m2)Wales 50 %Courses 40 %3.9 TEAR STRENGTH (Trapezoid), min(ASTM D 1117, *Integration Method)Wales 22 NCourses 9 N*As agreed to by the responsible Materials Engineering Activity.3.10 RESISTANCE TO
9、 ABRASION, min 150 cycles(FLTM BN 108-02, 500 g load, CS-10 wheel)No evidence of excessive abrasion or surface breaking.3.11 RESISTANCE TO FADE, min(SAE J1885, AATCC Evaluation Procedure 1)225.6 kJ/m2 Rating 33.12 RESISTANCE TO HEAT AGING, min Rating 4(7 days at 100 C, AATCC EvaluationProcedure 1)Ra
10、te by comparing the o verall difference, or contrast, of the testedspecimen and original t extile with the difference represented by theAATCC Gray Scale for Evaluating Change in Color (10 step). Noin dividual yarn or combination of yarns shall exhibit fiberdegradation or color tone change.3.13 RESIS
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