1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2009 08 06 Revised Updated per WSS-M8P5-A L. Schmalz, NA 2002 08 28 Revised Rev para 3.4.4, 3.6.1, updated & renumbered M. Dumitrescu 1993 09 24 Released NB00I10043054288 G.Hess, A.Stocki, B.Ferns Printed copies are uncontrolled Copyright 2009
2、 Ford Global Technologies, Inc .Page 1 of 2 THREAD, NYLON EMBROIDERY, 3 PLY TWISTED, TEX 30 WSB-M15H61-A 1. SCOPE The material defined by this specification is a twisted nylon sewing thread. 2. APPLICATION This specification was released originally for thread used in the embroidery of automotive se
3、at backs. 3. REQUIREMENTS In addition to the requirements listed herein, this material must meet the requirements of the Sewing Thread Performance Specification, WSS-M8P5-C. 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard
4、 Requirements For Production Materials (WSS-M99P1111-A). 3.2 APPEARANCE The color, pattern, and finish shall match the approved Design Center master sample, or shall be as specified on the engineering drawing. 3.3 YARN CONSTRUCTION AND DESCRIPTION (ASTM D 204) This thread shall be manufactured from
5、individual polyamide yarn(s) having yarn sizes that total 30 tex. 3.4 PHYSICAL REQUIREMENTS 3.4.1 Thread Size, range 30 +/- 10 Tex (ASTM D 204-2) 3.4.2 Tensile Strength 17 N min (ASTM D 204-2) ENGINEERING MATERIAL SPECIFICATIONWSB-M15H61-A Printed copies are uncontrolled Copyright 2009, Ford Global Technologies, Inc .Page 2 of 2 3.4.3 Elongation at Break, range 15 - 30% (ASTM D 204-2) 3.4.4 Twist, range 440-530 turns/m (ASTM D 204-2) 5. SUMMARY OF REVISIONS 2009 08 06 Updated 3 Revised 3.4 Deleted 3.5 & 3.6
