1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Release No. Release/Revision1993 10 09 NB00E10043064118 Revised 3.4, 3.6, 3.11, updated DRH KPM1984 01 20 CEN1-CR534160-1 ReleasedWP 3948-a Page 1 of 4 WEBBING, POLYESTER - 17 mm WIDE DELTA ESB-M7H41-A1. SCOPEThe material defi
2、ned by this specification is a woven polyester webbingwit h finished selvages and shall be of good quality and uniformconstruction.2. APPLICATIONThis specification was released originally for material used as a rear seatback assist strap on the 1984 Escort/Lynx.3. REQUIREMENTS3.1 CONDITIONING AND TE
3、ST CONDITIONSAll test values indicated 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.3.2 APPEARANCE(FLTM BI 109-01)The color, pa
4、ttern, and finish shall match the a pproved Design Centermaster sample, or shall be as specified on the engineering drawing.3.3 WIDTH 17 +/- 1 mmAll other dimensions as specified on the engineering drawing.3.4 CONSTRUCTION, min(ASTM D 1910)3.4.1 Original Construction 144 ends/width40 picks/100 mm3.4
5、2 Alternate Construction 124 ends/width38 picks/100 mm3.5 COMPOSITION(ASTM D 629)Polyester 100 %ENGINEERING MATERIAL SPECIFICATIONDELTA ESB-M7H41-AWP 3948-b Page 2 of 4 3.6 YARN SIZE AND DESCRIPTION(ASTM D 1244)Warp. Original Construction 940 dtex f74 0 twist. Alternate Construction 1100 dtex f192
6、0 twistCatchcord 167 dtex textured polyesterFill. Original Construction 94 0 dtex f74 x 2 Z86 (2 ends pershed). Alternate Construction 1100 dtex f192 x 2 Z86 (2 ends pershed)3.7 WEIGHT, min 1.8 kg/100 m(FLTM BN 106-01)3.8 BREAKING STRENGTH, min(FMVSS 209, S 5.1 (b)Full Width 6500 N3.9 ELONGATION, ma
7、x 2 % at 890 N(FMVSS 209, S 5.1 (c)3.10 RESISTANCE TO LIGHT, min 60 % of original breaking(FMVSS 209, S 5.1 (e) strengthWeatherometer, 100 h without water spray.3.11 RESISTANCE TO LIGHT - FADE3.11.1 Weatherometer, min(para 3.10)100 h Rating 33.11.2 Fadeometer, Xenon Arc, min Rating 3(SAE J1885, 150.
8、4 kJ/m2)No individual yarn or combination of yarns shall fade, stain orexh ibit any color tone change, or shall the yarns change in hue orbrightness in excess of the above ratings of the AATCC Gray Scale forevaluating change of color, (AATCC Evaluation Procedure 1).ENGINEERING MATERIAL SPECIFICATION
9、DELTA ESB-M7H41-AWP 3948-b Page 3 of 4 3.12 COLORFASTNESS TO CROCKING - WET AND DRY, min(FLTM BN 107-01, AATCC Evaluation Procedure 3)Dry Rating 4Wet Rating 43.13 COLORFASTNESS TO STAINING - BLEEDING, min(FLTM AN 101-01, AATCC Evaluation Procedure 3) Rating 4.53.14 PERSPIRATION, min Rating 4.5(FLTM
10、AN 101-01, AATCC Evaluation Procedure 3)3.15 SPOTTING, min No spots shall(FLTM AN 101-01) remain after drying3.16 FLAMMABILITY(ISO 3795/SAE J369)Burn Rate, max 100 mm/minuteDELTA 3.17 FLAMMABILITY TEST PROGRAMMat erials, portions of components, and composites governed by thisspecification must also
11、comply with the requirements ofDELTA ES-E97B-1011014-AA.3.18 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 appr
12、oval 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.3.19 ADDITIONAL REQUIREMENTSSpecific requirements for mater
13、ial and/or manufa ctured parts shall bespecified on the Engineering drawing, Engineerin g parts specificationand/or performance specifications. All critical areas with respect tothese properties shall be clearly designated on the engineeringdrawing.3.20 STATISTICAL PROCESSSupplie rs must conform to
14、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 variation in the final product is continuously reduced.ENGINEERIN
15、G MATERIAL SPECIFICATIONDELTA ESB-M7H41-AWP 3948-b Page 4 of 4 3.21 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification must be equivalent inal l characteristics to the material upon which approval wasoriginally granted.Pri or to making any change in the properties, composition,cons
16、tr uction, color, processing or labeling of the materialorig inally approved under this specification, whether or not suchchange s affect the materials ability to meet the specificationrequir ements, the Supplier shall notify Purchasing, Toxicology andthe affected Materials Engineering activity of t
17、he proposed changesand obtain the written approval of the Materials Engineeringactivity. Test data, t est samples and a new code identification areto be submitted with the request.Substance restrictions imposed by law, regulations or Ford, apply tothe materials addressed by this document. The restri
18、ctions aredefined in Engineering Material Specification WSS-M99P9999-A1.4. APPROVAL OF MATERIALSMat erials defined by this specification must have prior approval by theresponsible Materials Engineeri ng activity. Suppliers desiring approval ofthe ir materials shall first obtain an expression of inte
19、rest from theaffec ted Purchasing, Design and Materials Engineering activity. Uponrequest, the Supplier shall submit to the affected Materials Engineeringactivity a completed copy of their laboratory test reports, signed by aqualified and authorized representative of the test faci lity, demonstratin
20、gful l compliance with all the requirements of this specification (testresults, not nominal values), the material designation a nd code number, andtes t specimens for Ford evaluation. Fords engineering approval of amateri al will be based on its performance to this specification and on anassessment of suitability for i ntended processes and/or applications. Uponapprov al, the material will be added to the Engineering Material ApprovedSource List.
