1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Release No. Release/Revision1991 08 04 NB00E10043064050 Reactivate, Update Format B.H. Chen AJS1980 09 22 Released BIA-3159/CAKI-CR-5862531 BCF FJWWP 3948-a Page 1 of 3 FABRIC, NYLON KNIT, SLIP SHEETING ESB-M9H73-B1. SCOPEThe
2、mat erial defined by this specification is a knitted, multifilament/monofilament nylon fabric of good commercial quality.2. APPLICATIONThis s pecification was released originally for material used as a backingfabric for cut foam surfaces to promote slippage of knit bodycloth overfoam padding and as
3、filler for tack sewing.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 proce
4、ss/product data sothat 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 establis
5、hed for i nitial approval 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 CONDITIONSAl
6、l 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.3.4 CONSTRUCTION 83 +/- 12 wales/100 mm (ASTM D 3887) 83 +
7、/- 12 courses/100 mm3.5 COMPOSITION 100 % Nylon(ASTM D 629)ENGINEERING MATERIAL SPECIFICATIONESB-M9H73-BWP 3948-b Page 2 of 3 3.6 YARN DESCRIPTION AND SIZE 75 +/- 10 %, 4.4 tex (nylon,multifilament)25 +/- 10 %, 1.7 tex (nylon,monofilament)3.7 WEIGHT, range 17 - 27 g/m2(BN 106-01)3.8 BREAKING STRENGT
8、H, min(ASTM D 1682, Grab Method)Wales 58 NCourses 44 N3.9 ELONGATION (at break), min(ASTM D 1682, Grab Method)Wales 10 %Courses 30 %3.10 TEAR STRENGTH (Trapezoid), min(FLTM BN 122-01, Average of 5 Tests) Wales 22 NCourses 9 N3.11 BURST STRENGTH, min 241 kPa(ASTM D 3786)3.12 SHRINKAGE, max(FLTM BN 10
9、5-01)Steam Wales 10 %Courses 10 %Heat (5 minutes Wales 10 %at 177 C) Courses 10 %3.13 FOGGING(FLTM BO 116-03, 3 h at 100 C)Fog Number, min 60Formation of a clear film or droplets is cause for rejection.3.14 FLAMMABILITY(ISO 3795/SAE J369)Burn Rate, max 100 mm/minuteENGINEERING MATERIAL SPECIFICATION
10、ESB-M9H73-BWP 3948-b Page 3 of 3 3.15 ADDITIONAL REQUIREMENTSSpecific requirements for material 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 clea
11、rly designated on the engineeringdrawing.3.16 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,constr uction, color, proc
12、essing 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 the proposed changesand
13、 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 restrictions aredefined in E
14、ngineering Material Specification WS S-M99P9999-A1, unlessa different suffix (e.g., A2 or A3) is specified on the engineeringdocument for the application.4. APPROVAL OF MATERIALSMateria ls defined by this specification must have prior engineeringappr oval by the responsible Materials Engineering act
15、ivity. Suppliersdesiring approval of their materials shall first obtain an expression ofint erest from the affected Purchasing, Design and Materials Engineeringactivity. Upon request, the Supplier shall submit to the affected MaterialsEnginee ring activity a completed copy of their laboratory test r
16、eports,signed by a qualified and authorized representative of the test facility,dem onstrating full compliance with all the requirements of thisspecification (test results, no t nominal values), the material designationand code number, and test specimens for Ford evaluation. Fords engineeringapprova
17、l of a material will be based on its performance to thisspecification and on an assessment of suitability for intended processesand /or applications. Upon approval, the material will be added to theEngineering Material Approved Source List.5. GENERAL INFORMATIONThe information given below is provided for clarification and assistancein meeting the requirements of this specification.5.1 THICKNESS .190 mm
