1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2003 06 30 Revised Para 3.0 inserted; Para 3.1, 3.5, 4 deleted 1987 05 08 CF4R107002-14 Released Printed copies are uncontrolled Copyright 2003, Ford Global Technologies, Inc. Page 1 of 2 WIRE, BRASS - CONTROLLED RESISTANCE ESF-M2L66-A 1. SCOP
2、E The material defined by this specification is a brass magnet wire with controlled resistance. It is rated Class 200. 2. APPLICATION This material was released originally for coils in fuel injectors. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part prod
3、ucers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.2 CHEMICAL COMPOSITION Cu 79.0 - 81.0 Zn 19.0 - 21.0 Pb 0.05 max Fe 0.05 max Sn 0.05 max Al 0.02 max Ni 0.20 max All Other 0.10 max 3.3 PHYSICAL PROPERTIES 3.3.1 Ultimate Tensile 410 - 470 MPa 3.3.2
4、 Tensile at 1% Elongation 290 - 410 MPa 3.3.3 Elongation, % 22 min 3.4 ELECTRICAL PROPERTIES 3.4.1 Resistance at 20 C 1.00 +/- 0.02 ohms/m ENGINEERING MATERIAL SPECIFICATIONESF-M2L66-APrinted copies are uncontrolled Copyright 2003, Ford Global Technologies, Inc. Page 2 of 2 3.5 INSULATION 3.5.1 The insulation shall be a theic modified polyamid-imidester resin. 3.5.2 Minimum Build 0.010 mm 3.5.3 Maximum Build 0.015 mm 3.5.4 Thermoplastic Flow, min 320 C
