1、 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 all patent liability. 2017 by Navistar, Inc. APRIL 2017 Page 1 of 4 NAVISTAR, INC. Material, Parts, and Process Specifications
2、 (MPAPS) NUMBER: MPAPS G-4502 Former Designation: TMS-4502 TITLE: Painting, Metal or Plated Plastics CURRENT REV No.: 1704 DATE: Apr. 2017 WRITTEN/EDITED BY: S. Brailey APPROVED BY: R. Goluch SUPERSEDES: Rev. D December 2003 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This
3、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 limit
4、s prior to use. 1.0 APPLICATION This specification outlines the requirements for painted exterior or interior ornamental parts made of stainless steel, brass, chromium or nickel-plated metals, chromium plated plastics and anodized aluminum. 2.0 SCOPE This specification covers the general and perform
5、ance requirements of paint on ornamental parts. 2.1 Restricted Chemical Substances Effective January 1, 2007, all product supplied to the requirements of this specification must comply with the requirements of the MPAPS B-50 specification. 3.0 REFERENCE DOCUMENTS Unless otherwise specified, the late
6、st issue of all referenced standards shall apply. The following Specifications, Standards, and Regulations are referenced in this specification. Quality System Standard ISO 9001 or TS-16949 NAVISTAR MPAPS GT-Paint CFR Title 29, Part 1910 ASTM B117 NAVISTAR Supplier Packing and Shipping Std. D-13 AST
7、M G154 NAVISTAR Engineering Design Std. A-16 SAE J2412 NAVISTAR MPAPS B-50 SAE J2527 4.0 REQUIREMENTS 4.0.1 The finished part shall conform to the color and pattern of master samples in the Industrial Design Department, Truck Development and Technology Center and the appropriate Plant Quality Contro
8、l department. 4.0.2 Parts to be painted shall be clean, dry and free of dirt, rust, oxides, lubricants, etc. 4.0.3 The preferred method on planted and anodized parts is to paint within eight hours after coating. Parts held longer than eight hours or soiled shall be carefully cleaned and etched befor
9、e painting. 4.1 Initial Adhesion 4.1.1 Method: Crosshatch a minimum area of 320mm2 (0.5in2) into 1.6mm (1/16in) squares by cutting with a new razor blade or other sharp instrument. Press Permacel P99 tape (or equivalent) onto the crosshatched area and then remove with a sharp upward motion in a dire
10、ction 90 to the painted surface. 4.1.2 Required: 90% adhesion, minimum, in crosshatched area. 4.2 Humidity Resistance 4.2.1 Method: Test for 96 hours at 38C (100F) and 100% RH. NUMBER: MPAPS G-4502 TITLE: Painting, Metal or Plated Plastics REVISION: 1704 This document is restricted and may not be se
11、nt outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2017 by Navistar, Inc. APRIL 2017 Page 2 of 4 4.2.2 Required: No loss of gloss, blistering, or loss of adhesion greater than 1.6mm (1/16in) from an “X
12、” scribed line. 4.3 Salt Spray Resistance 4.3.1 Method: ASTM B117 for 96 hours 4.3.2 Required: No loss of gloss, blistering, or loss of adhesion greater than 1.6 mm (1/16in) from an “X” scribed line. 4.4 Weathering Resistance 4.4.1 Method Exterior Application: 2400 kJ Xenon ARC exposure per SAE J252
13、7 4.4.2 Optional Method Exterior Application: 1000 hours QUV-B per ASTM G154 (Cycle 1). 4.4.3 Method Interior Application: 500 hours Xenon ARC exposure per SAE J2412 4.4.4 Required: Painted parts shall nto exhibit any peeling, cracking, loss of adhesion, yellowing or other discolorations. 4.5 Solven
14、t Resistance (Exterior Applications only) 4.5.1 Method: MPAPS GT-Paint method 14A 4.5.2 Required: No loss of gloss, softeneing or removal. 4.6 Water Resistance 4.6.1 Method: Immerse part for 24 hours at 381C (1002F) in distilled or deionized water. Remove, scribe an “X”, dry, and apply 3M #710 tape
15、(or equivalent) to scribed area. Remove tape at moderate speed at a 90 angle to the painted surface. 4.6.2 Required: No paint removal beyond 1.6mm (1/16in) from any scribed line and no evidence of blistering. 4.7 Temperature Cycling Test 4.7.1 Method: Expose coated part for two hours at applicable t
16、emperature as prescribed below, then retun to room temperature. Then expose the part to -30C (-22F) for two hours and again return to room temperature. Repeat this cycle ten times for exterior parts or five times for interior parts. 4.7.1.1 Plated plastic - 80C (180F) 4.7.1.2 All other parts - 120C
17、(250F) 4.7.2 Required: No blistering, peeling, checking or loss of adhesion after the prescribed number of cycles. 5.0 QUALITY All product supplied shall be clean and free from dirt, oils, sharp edges, or defects harmful to product performance. 6.0 QUALIFICATION Engineering qualification of sources
18、is required in advance of production shipments. Samples shall be accompanied by test data certifying that all requirements of the specification have been met. Suppliers shall submit samples for approval of finish, luster, color and appearance to the Navistar Industrial Design Group. Upon approval, s
19、tyling master samples denoting the minimum level of acceptable appearance quality shall be developed and retained by the supplier and the quality department of each using NAVISTAR facility. 6.1 Quality Control Plan A Quality Control Plan for products supplied to the requirements of this specificatio
20、n will be established by mutual agreement between NAVISTAR and the supplier. Unless specific exception is noted, the NUMBER: MPAPS G-4502 TITLE: Painting, Metal or Plated Plastics REVISION: 1704 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission f
21、rom Corporate Technical Standards. Suppliers are required to assume all patent liability. 2017 by Navistar, Inc. APRIL 2017 Page 3 of 4 following characteristics, where applicable*, shall be included in the plan as features for management by statistical process control.* * Other characteristics for
22、inclusion in the control plan may be specified on the engineering drawing and/or purchase order. * See NAVISTAR Engineering Design Standard A-16 7.0 SOURCE APPROVAL AND QUALITY CONTROL 7.1 Supplier Requirements All suppliers to NAVISTAR are required to be registered to ISO 9001 Quality System Requir
23、ements. 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 copies of registration
24、certificates to their Corporate Buyer upon request. 7.2 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 practices are permitted wi
25、thout approval. In the event that changes in material, properties, processing practices, construction, color, or labeling of the product are required, the supplier shall notify NAVISTAR Materials Engineering and Purchasing and Supplier Development of the proposed change(s). Test data indicating conf
26、ormance 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. 7.3 Process Control The supplier shall either, perform and report results of
27、 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 part supplier and the quality control manager of the
28、 using NAVISTAR plant may determine testing and reporting requirements on specific products. 8.0 SHIPPING AND HANDLING Shipping and identification shall be in accordance with NAVISTAR Supplier Packing and Shipping Standard D-13. Parts shall be packaged so as to avoid any damage in shipment detriment
29、al to the appearance of the part. 9.0 DESIGNATION ON DRAWINGS Example of note to use on drawings: Finish per MPAPS G-4502 NUMBER: MPAPS G-4502 TITLE: Painting, Metal or Plated Plastics REVISION: 1704 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permiss
30、ion from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2017 by Navistar, Inc. APRIL 2017 Page 4 of 4 10.0 TECHNICAL INFORMATION For further information related to the technical content of this specification, contact: Suppliers may purchase controlled copies of
31、 this specification by contacting: Materials Engineering and Technology Dept. 10400 W. North Avenue Melrose Park, IL 60160 E-mail: MaterialsEngineeringN IHS Markit Inc. 15 Inverness Way East Englewood CO 80112-5776 Phone: 1-800-854-7179 E-mail: AutomotiveIHS.com Website: http:/ REVISION HISTORY Revision Level Change Approved by Date Approved 1704 Updated to MPAPS format. Updated reference documents: ASTM G53 to ASTM G54, SAE J1885 to SAE J2412, SAE J1960 to SAE J2527. R. Goluch 4/28/2017
