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1、NAVISTAR, INC. CEMS (CORPORATE ENGINEERING MATERIAL SPECIFICATION) NUMBER: CEMS G-5, Part IA TITLE: Paint Part IA , Product Finishing Requirements CURRENT ISSUE DATE: June 2008 WRITTEN/REVIEWED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES ISSUE OF: October 2006 PRINTED COP
2、IES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This specification may involve hazardous materials, equipment, and procedures. This specification does not purport to address all of the safety issues associated with its use. The user is responsible to consult appropriate safety and health
3、practices and to determine the applicability of regulatory limits prior to use. Change Notice: Correction to Table I salt spray requirements for Class B; replaced “International Truck and Engine Corporation” with “Navistar, Inc.” per corporate directive; editorial changes. 1.0 SCOPE The intent of th
4、is specification is to establish acceptable durability and quality levels for the finish on Navistar products and to define requirements and physical properties of the various materials used in the painting operation. 1.1 Restricted Chemical Substances Effective January 1, 2007, all product supplied
5、 to the requirements of this specification must comply ith the requirements of the CEMS B-50 specification. w 2.0 INTRODUCTION C EMS G-5 is divided into eight parts as follows: Part IA - Product Finishing Requirements Part V - Primers Part IB - Paint Material Requirements Part VI - Paints for Repair
6、 and Service Part II - Topcoats Part VII - Deleted Part III - Chassis, and Miscellaneous Paints Part VIII - Engine Paints Part IV - Casting Sealers Part IA - Outlines classes of finish for Navistar parts, components, and products. It defines requirements and describes physical properties, which gove
7、rn durability, corrosion protection, and overall appearance quality. Part IB - Outlines the procedure for specifying paint materials covered in the CEMS G-5 specification. Parts II thru VIII - Details specific liquid properties and dry film requirements for all paint materials used by the Company. T
8、he dry film requirements described in these seven sections apply to painted test panels evaluated under laboratory conditions. This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume
9、all patent liability. 2008 by Navistar, Inc. JUNE 2008 Page 1 of 5 NUMBER: TITLE: CURRENT ISSUE DATE: CEMS G-5, Part IA Paint - Product Finishing RequirementsJune 2008 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Sta
10、ndards. Suppliers are required to assume all patent liability. 2008 by Navistar, Inc. PART IA - PRODUCT FINISHING REQUIREMENTS 3.0 CONTENTS PAGE REFERENCE DOCUMENTS 2 GENERAL REQUIREMENTS 2 QUALITY 4 METHODS OF TEST 4 SOURCE APPROVAL AND QUALITY CONTROL 4 DESIGNATION ON DRAWINGS AND PURCHASE ORDERS
11、5 4.0 REFERENCE DOCUMENTS Unless otherwise specified, the latest issue of all referenced standards shall apply. The following standards, specifications and regulations are referenced in this specification. Quality System Standard ISO 9001 or TS-16949NAVISTAR CEMS GT-6B ASTM D 4138 NAVISTAR Manufactu
12、ring Standard MS-D-13 NAVISTAR CEMS GT-7D ASTM D 1729 CFR Title 29, Part 1910 NAVISTAR CEMS GT-7E SAE J2334 NAVISTAR CEMS B-50 NAVISTAR CEMS GT-23 SSPC-VIS-2 NAVISTAR CEMS GT-4D NAVISTAR CEMS GT-29 NAVISTAR CEMS GT-5A ASTM D 1186 5.0 CLASSIFICATION Paint grades are classified by chemical composition
13、, durability and application. 5.1 Class of Finish The Class of finish for specific products will be established by appropriate design engineering personnel in conjunction with the Industrial Design and Materials Engineering Groups. This specification will form the basis for uniform inspection standa
14、rds for both manufactured and purchased parts. All materials utilized must conform to the requirements for the appropriate Class and Grade for the finish specified. All deviations from this specification must be approved by the appropriate Materials Engineering Department. 6.0 GENERAL REQUIREMENTS T
15、his specification is not intended to limit or specify the metal pretreatment or painting process but note that iron phosphate is not recommended for zinc or aluminum coated substrates. When a chemical surface pretreatment is required, any process such as zinc or iron phosphate, acid wash prime or co
16、nversion coating applied by spray, immersion, or steam cleaning which results in finished parts meeting the requirements of this specification will be approved. However, all systems from new vendors or deviations to this specification or changes in currently approved systems must be approved by Mate
17、rials Engineering. 6.1 Finish Requirements All parts, whether painted by Navistar or purchased, will be finished with paints which meet all dry film requirements of the CEMS G-5 grade specified unless otherwise designated on the part drawing or purchase order. The resultant coating must match the ap
18、propriate Navistar color standard as well as meet ll of the requirements for the appropriate finish classification as shown in Table I. a JUNE 2008 Page 2 of 5 -,-,- NUMBER: TITLE: CURRENT ISSUE DATE: CEMS G-5, Part IA Paint - Product Finishing RequirementsJune 2008 This document is restricted and m
19、ay not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2008 by Navistar, Inc. JUNE 2008 Page 3 of 5 TABLE I - FINISH CLASSIFICATION(1) AND REQUIREMENTS FOR PAINTED PARTS Class A(C(2) ) Class B
20、Class D Class E Class F Class G Part/Finish Classification Decorative Nondecorative and Small Part Interior Frame and Chassis Engine (4 ) Castings (4) SURFACE PREPARATION Coating Type Zinc Phosphate (Immersion or Spray) System, or Conversion Coating Solvent Wipe Shot or grit Blast Ferrous Coating We
21、ight, mg/ft2 200-400 for Zinc Immersion Systems 170-250 for Zinc Spray Systems - - Metal Non Ferrous Coating Weight, mg/ft2 150-250 for Zinc Immersion Systems 75-150 for Zinc Spray Systems - - Nonmetal Preparation per accepted industry standards - PRIMER m 20 (3)20 (3)20 (3)15 25 25 Ferrous Film Thi
22、ckness, min mil 0.8(3) 0.8 (3)0.8 (3)0.6 1.0 1.0 m 15 (3)15 (315 (315 25 25 Metal Non Ferrous Film Thickness, min mil 0.6 (3) 0.6 (3)0.6 (3)0.6 1.0 1.0 m 25 - - - - - Nonmetal Film Thickness, min mil 1.0 - - - - - Hours 500 250 - 250 100 100 (9) mm 0.8 1.5 - 1.5 1.5 Salt Spray Corrosion Creepage, ma
23、x inch 0.03 0.06 - 0.06 0.06 - Humidity, Hours, Pass 500 250 100 250 100 100 Cycles 60 30 mm 0.8 1.5 Cyclic Corrosion Corrosion Creepage, max inch 0.03 0.06 - - - - Orange Peel, Min (5 )7 - - - - - Gloss - - - - 5-25 5-25 Adhesion, % 90 90 90 90 90 90 Hardness HB HB HB HB H B TOP COATS Film Thicknes
24、s, min. unless specified as a range, mil (m) 1.7-9.5 (43-241) (6 ) (7 ) 1.5 (38) 1.0 (25) 1.0 (25) - Initial Gloss 20, min unless otherwise specified 80 As Specified - Hardness, min HB HB B B - Adhesion, % min 90 90 90 90 - Hours 500 - 250 100 - mm 0.8 - 1.5 1.5 - Salt Spray Exposure Corrosion Creep
25、age, max inch 0.03 - 0.06 0.06 - Humidity, Hours, Pass 500 100 250 100 - Cycles 60 mm 0.8 Cyclic Corrosion Exposure Corrosion Creepage, max inch 0.03 - - - - Color Match International Standard Orange Peel Reflected Light, Min (8)6.0 - - - - Humidity, Hours, Pass 500 100 - - - (footnotes next page) (
26、1) See Appendix - General Information for cross reference to TMS-9009 Finish Classification. NUMBER: TITLE: CURRENT ISSUE DATE: CEMS G-5, Part IA Paint - Product Finishing RequirementsJune 2008 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission fr
27、om Corporate Technical Standards. Suppliers are required to assume all patent liability. 2008 by Navistar, Inc. (2) Class C is obsolete. Parts, such as bumpers, wheels, hubcaps, etc., formerly designated as Truck Group Class C finish, and all existing drawings, blueprints, purchase orders, etc., whi
28、ch specify Class C finish will meet the requirements of Class A finish. Class C finish will not be used on new drawings and/or part releases. (3) Minimum film thickness for cathodic E-Coat primer, is 0.8 mils (20m) for steel, 0.6 mils (15m) for aluminum. (4) Class F - Primers used for Class F and Cl
29、ass G must be compatible for recoating with Grades -81H and/or -81W engine topcoats. (5) Comparison test: Orange peel comparison standards are available from Advanced Coatings Technologies, Inc., P.O. Box 401, 273 Industrial Drive, Hillsdale, MI 49242 (6) Minimum film thickness requirements for BC/C
30、C are: Base Coat 0.8 mils (20 m); clear coat 1.5 mils (38 m). Basecoat must pass black/gray Morest hiding. (7) For painted wheels - top coat film thickness will not exceed 2.3 mils (58 m). (8) See International CEMS GT-29. (9) Test on as-cast parts prior to machining. Castings are not to be scribed
31、and will be rated visually per SSPC-VIS- 2, controlled by the Society for Protective Coatings, to assign the appropriate “Rust Grade and Distribution“. A minimum rating of Grade 7 is required. 7.0 QUALITY All painted surfaces will be free from sags, runs, dirt, seediness, orange peel, dry spray, den
32、ts, scratches, pits, gouges, and weld spatter when viewed with the unaided eye. The supplier should be capable of providing statistical evidence that products supplied to the requirements of this specification have been produced using manufacturing processes which are in statistical control and are
33、competent to meet the requirements of this specification. The purchaser may request results of the suppliers quality control tests on each shipment. 8.0 METHODS OF TESTS Unless otherwise specified, tests will be run in accordance with the following test procedures except the finished part or section
34、s of the finished part, are to be used in place of the test panels. Test Procedure* Hardness CEMS GT-4D Gloss CEMS GT-6B Orange Peel, Reflected Light CEMS GT-29 Salt Spray CEMS GT-7D/ASTM B117 Cyclic Corrosion CEMS GT-7D/SAE J2334 Humidity CEMS GT-7E Adhesion CEMS GT-5A Color ASTM D 1729 Phosphate C
35、oating Wt. CEMS GT-23 Non-Destructive ASTM D 1186 Film Thickness Destructive ASTM D 4138 *Copies of Navistar CEMS GT test methods must be purchased from Information Handling Services (IHS), 15 Inverness Way East, Englewood, CO 80112 (1-800-854-7179; or internet http:/ ). ASTM Test Methods are availa
36、ble from American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103 (or http:/www.astm.org) JUNE 2008 Page 4 of 5 -,-,- NUMBER: TITLE: CURRENT ISSUE DATE: CEMS G-5, Part IA Paint - Product Finishing RequirementsJune 2008 This document is restricted and may not be sent outsi
37、de Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2008 by Navistar, Inc. 9.0 SOURCE APPROVAL AND QUALITY CONTROL 9.1 Supplier Requirements All suppliers to NAVISTAR are required to be registered to ISO 9001 Q
38、uality System Requirements. NAVISTAR will also accept TS-16949 registration as long as the supplier can also fulfill all AIAG PPAP (Production Part Approval Process) documentation and approval requirements. Suppliers must maintain their certification with an accredited registrar and must furnish cop
39、ies of registration certificates to their Corporate Buyer upon request. 9.2 Approval Parts supplied against contracts or purchase orders citing this specification shall be equivalent in all respects to those samples, which were approved by the purchaser. No changes in formulation or processing pract
40、ices are permitted without approval. In the event that changes in material, properties, processing practices, construction, color, or labeling of the product are required, the supplier shall notify Materials Engineering, Truck Development and Technology Center and Purchasing and Supplier Development
41、 of the proposed change(s). Test data indicating conformance to all requirements of this specification, test samples, and new or amended or updated Material Safety Data Sheet(s) (MSDS), in accordance with CFR Title 29, Part 1910 shall be submitted with the request for change. 9.3 Process Control The
42、 supplier shall either perform and report results of tests on specific lots of parts produced using ISO 9001 or TS-16949 guidelines, or provide statistical evidence of the lot having been produced in a state of statistical control and with a process capable of providing all required properties. The
43、part supplier and the plant metallurgist and/or the quality control manager of the using International plant may determine testing and reporting requirements on specific products. 10.0 DESIGNATION OF DRAWINGS AND PURCHASE ORDERS Finishing requirements on drawings and purchase orders will include col
44、or and finish class. Examples: FINISH: NAV 0311 Orange, Class B, CEMS G-5, Part IA. FINISH: NAV 0001 Black, Class F, CEMS G-5, Part IA. 11.0 TECHNICAL INFORMATION For further information related to the technical content of this specification, contact: Suppliers may purchase controlled copies of this
45、 specification by contacting: Materials Engineering and Technology Dept. Truck Development and Technology Center 2911 Meyer Road Fort Wayne, IN 46803 E-mail: MaterialsEngineeringN Information Handling Service (IHS) 15 Inverness Way East Englewood CO 80112-5776 Phone: 1-800-854-7179 E-mail: Automotiv
46、eIHS.com Website: http:/ JUNE 2008 Page 5 of 5 -,-,- NAVISTAR, INC. CEMS (CORPORATE ENGINEERING MATERIAL SPECIFICATION) NUMBER: CEMS G-5, PART I APPENDIX TITLE: Paint - Part I Appendix CURRENT ISSUE DATE: June 2008 WRITTEN/REVIEWED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSE
47、DES ISSUE OF: February 2002 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This specification may involve hazardous materials, equipment, and procedures. This specification does not purport to address all of the safety issues associated with its use. The user is responsible to consult appropriate safety and health practices and to determine the applicability of regulatory limits prior to use. Change Notice: Replaced “International Truck and Engine Corporation” with “Navistar, Inc.” per corporate directive; editorial changes APPENDIX GENERAL INFORMATION (Not a Req