1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 0 2016 03 09 Released S. Ryzyi, NA Controlled document at www.MATS.com Copyright 2016, Ford Global Technologies, LLC Page 1 of 2 WIRE, PLASMA ARC TRANSFERRED WSS-M4A183-A 1. SCOPE The material defined by this specification is a metallic
2、wire used in the plasma transferred wire arc (PTWA) coating of cylinder bores. 2. APPLICATION This specification was released originally to allow wire to be purchased by Ford Purchasing for engine cylinder bore coatings. The specification number is also the part number in WERS. 3. REQUIREMENTS 3.1 A
3、PPROVED SOURCES This specification requires the use of approved sources. Only the sources identified on the Ford Approved Source List (ASL) can be used when this specification is listed on the drawing, CAD file, or other documents. The list of approved sources is located within Ford at or available
4、 externally through a Ford Materials Engineer. The approved source for this specification is ESAB SPOOLARC 29S. 3.2 CHEMICAL COMPOSITION (weight percent) Carbon 0.06 0.09 Manganese 1.10 1.30 Silicon 0.50 0.65 Sulfur 0.006 0.008 Phosphorus 0.006 0.008 Iron Balance 3.3 WIRE DIAMETER 1.6 mm (1/16 inch)
5、 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. Contact for questions concerning Engineering Material Specifications. 4.1 APPROVAL OF MATERIALS Suppliers desiring approval of their materials shall fi
6、rst obtain an expression of interest from Purchasing, Design or Product Development, and Materials Engineering. The supplier shall submit a completed copy of their laboratory test reports, signed by a qualified and authorized representative of the test facility, demonstrating full compliance with al
7、l the requirements of the Material Specification. Tested material samples must be available for review upon request and kept for a minimum of one year. Upon request, the supplier will review the associated quality control documents (Process Failure Mode and Effects Analysis, Control Plans, Certifica
8、tion testing) with Ford. ENGINEERING MATERIAL SPECIFICATION WSS-M4A183-A Copyright 2016, Ford Global Technologies, LLC Page 2 of 2 4.2 SUPPLIERS ONGOING RESPONSIBILITY All materials must be equivalent in all characteristics to the material upon which approval was originally granted. Prior to making
9、any changes to the material originally approved, whether or not such changes affect the materials ability to meet the specification requirements, the supplier shall notify the affected Supplier Technical Assistance (STA), Purchasing, and Materials Engineering activities of the proposed changes (with
10、 reasons) by submission of a completed Suppliers Request for Engineering Approval, SREA. For parts and components using Ford Engineering Material Specifications, all samples tested to the specifications for Design Verification (DV), Production Verification (PV) and Production Part Approval Process (
11、PPAP) sign off must be kept until Job 1. 4.3 RESTRICTED SUBSTANCE MANAGEMENT STANDARD Substance restrictions imposed by regulations or Company direction applies to the materials addressed by this document. The restrictions are identified in the Restricted Substance Management Standard WSS-M99P9999-A1 which is updated yearly. It is the suppliers responsibility to comply with this standard on a continuing basis through IMDS and or GMAP reporting. 5. SUMMARY OF REVISIONS
