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. 2016 by Navistar, Inc. June 2016 Page 1 of 16 NAVISTAR, INC. Material, Parts, and Process Specifications
2、 (MPAPS) NUMBER: MPAPS- D-7121 Former Designation: TMS-7121 TITLE: Soft Interior Trim and Seating Materials CURRENT REV No.: 1606 DATE: June 2016 WRITTEN/EDITED BY: D. Baker Baker APPROVED BY: R. Goluch SUPERSEDES: Rev. 1110 October 2011 20102016 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR
3、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 applicabili
4、ty of regulatory limits prior to use. SOFT INTERIOR TRIM AND SEATING MATERIALS PART 1 1.0 APPLICATION This specification covers soft materials suitable for use in seat upholstery and trim. 2.0 SCOPE This specification covers all TPO, vinyl coated trim and fabric products. Part 1 of the specification
5、 describes general and performance requirements, which pertain to all products. Qualification, quality control and source approval, and shipping and identification requirements, common to all products are also included in Part 1. Specific requirements for individual fabrics, such as finished weight,
6、 strength, abrasion resistance, etc., for each fabric type (Type A, Type B, etc.), are covered in Part 2 of this specification. 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
7、B-50 specification. 3.0 REFERENCE DOCUMENTS Unless otherwise specified the latest 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 FMVSS 571.302 ASTM D 3884 NAVIST
8、AR Manufacturing Std. MS-D-13 AATCC Color Transf. Chart SAE J323 CFR Title 29, Part 1910 AATCC Evaluation Proc. 1 SAE J855 NAVISTAR MPAPS B-50 ASTM D 123 SAE J860/861 NAVISTAR MPAPS D-7005 ASTM D 751 SAE J882 NAVISTAR MPAPS D-7028 ASTM D 1239 SAE J912 NAVISTAR MPAPS P-9543 ASTM D 2097 NAVISTAR MPAPS
9、 P-9544 ASTM D 2136 NAVISTAR MPAPS GT-31 National School Transportation Specifications and Procedures * * National School Transportation Specifications and Procedures is available from: Missouri Safety Center - Central Missouri State University Humphreys Suite 201, Warrenburg, MO 64093 Phone: (660)
10、543-4830 NUMBER: MPAPS D-7121 TITLE: Soft Interior Trim and Seating Materials REVISION: 1606 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. 2016 by Navi
11、star, Inc. June 2016 Page 2 of 16 Part 1 3.1 Definitions For definition of terms relating to textiles and fabric products see ASTM D 123. 4.0 REQUIREMENTS All product supplied shall meet requirements shown in Part 1 and in addition shall meet the requirements for the specific product type (Type A, T
12、ype B, etc.) as shown in Part 2. 4.1 Reproducibility Color, texture and finish of production material supplied must match master samples of the pre-production material originally approved and on file in the Master Fabric Book at the International TDTC, Industrial Design Department. 4.2 Material Lay
13、(excluding hides) Material must be fabricated in such a manner that wrinkles or fullness shall not occur between edges when material is rolled out on a flat surface and in a straight line for a minimum length of 17.4 m (19 yd). Material must be rolled with fabric side out. 4.3 Leather The hides shal
14、l be dyed on both sides and tanned to retain the natural odor of the leather and shall be essentially free from defects or blemishes, such as brush marks or stops and bad flows which might affect its appearance. 4.4 Performance Requirements Material shall be conditioned for test in accordance with A
15、STM D 751. 4.4.1 Low Temperature Bend Test: ASTM D 2136 or SAE J323, Method A 4.4.1.1 Procedure: Bend around a 3mm (1/8 in) diameter mandrel after 4 hours at -30 C (-22 F). 4.4.1.2 Required: The coating shall remain flexible and not crack or check. 4.4.2 Accelerated Weathering per MPAPS GT-31 All ma
16、terials shall qualify to one of the two following tests: 4.4.2.1 Fluorescent UV: per Method F, 200 hours 4.4.2.2 Xenon Arc: per Method A Note: Type A, B, R and S may be qualified only by Xenon Arc 4.4.2.2.1 Procedure: Interior cycle, 1240 kJ/m min for Type A, 640 kJ/m for Type B and Type S; 1280kJ/
17、m for Type R; and 600 kJ/m for all other types. 4.4.2.3 Required (Either Method): There shall be no signs of color alteration greater than a E of 3, plasticizer migration, decreased pliability or tackiness after exposure. Min. rating of 3.0 per AATCC Eval.-Procedure 1. 4.4.3 Blocking: SAE J912 4.4.3
18、.1 Procedure: Expose samples for thirty minutes at 80 C (176 F) under 3kPa (0.44 psi). 4.4.3.2 Required: The coated surface shall show no evidence of adhering, exuding or permanent damage upon rapid separation. 4.4.4 Plasticizer Volatility (except hides) 4.4.4.1 Method: Heat material for 5 hours at
19、104 C (220 F) in a forced convection oven. Cool in desiccator. 4.4.4.2 Required: No appreciable change in material pliability, and weight loss shall not exceed 2%. 4.4.5 Flammability Resistance: FMVSS 571.302 Material supplied shall conform to and be certified by the supplier to meet Federal Motor V
20、ehicle Safety Standard #302-Flammability of Interior Materials and requirements of MPAPS P-9544. 4.4.6 Colorfastness to Rubbing: SAE J861 4.4.6.1 Method: Perform crocking test dry, wet, and with 100% petroleum naphtha (Hides are excluded from the petroleum naphtha). 4.4.6.2 Required: Minimum AATCC R
21、ating of 4. NUMBER: MPAPS D-7121 TITLE: Soft Interior Trim and Seating Materials REVISION: 1606 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. 2016 by N
22、avistar, Inc. June 2016 Page 3 of 16 Part 1 4.4.7 School Bus Seat Upholstery Fire Block Test School bus material supplied to this specification, specifically Types M, M-2, N, N-2 and P, shall conform to and be certified by the supplier to meet School Bus Seat Upholstery Fire Block Test described in
23、the latest release of the National School Transportation Specifications and Procedures*, and will meet the requirements of MPAPS P-9544. 5.0 QUALITY Material shall be free from objectionable odor, have flexibility necessary for good tailoring, be uniform in quality, and match the color and finish of
24、 preproduction approved samples. 5.1 Qualification Materials and processes submitted for approval to this specification shall include the following: 5.1.1 Report: A detailed and signed report documenting testing to this specification prepared as per MPAPS P-9543. The report will include actual test
25、data and not merely test summaries. 5.1.2 Failure Modes: Test samples or photographs showing failure modes for each destructive test. 5.1.3 Test Procedure: The procedures used for preparing and testing material. 5.1.4 Analysis: A detailed analysis of the test results including assumptions made, unex
26、pected results and an explanation of any non-compliant results. 5.1.5 Material: Pre-production material sufficient for complete test and evaluation by International. 5.2 Receiving Inspection Tests The following tests are recommended for receiving inspection; color, grain, finish, tensile strength, t
27、ear strength, weight, and low temperature resistance. 6.0 SOURCE APPROVAL AND QUALITY CONTROL 6.1 Supplier Requirements All suppliers to NAVISTAR are required to be registered to ISO 9001 Quality System Requirements. NAVISTAR will also accept TS-16949 registration as long as the supplier can also fu
28、lfill 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 certificates to their Corporate Buyer upon request. 6.2 Approval Parts supplied against con
29、tracts 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 without approval. In the event that changes in material, properties, processing practices, co
30、nstruction, color, or labeling of the product are required, the supplier shall notify Materials Engineering at the Truck Development and Technology Center and Purchasing and Supplier Development of the proposed change(s). Test data indicating conformance to all requirements of this specification, te
31、st 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. NUMBER: MPAPS D-7121 TITLE: Soft Interior Trim and Seating Materials REVISION: 1606 This document is restricted and may not be se
32、nt outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2016 by Navistar, Inc. June 2016 Page 4 of 16 Part 1 6.3 Process Control The supplier shall either perform and report results of tests on specific lot
33、s 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 plant metallurgist and/or the quality control manage
34、r of the using NAVISTAR plant may determine testing and reporting requirements on specific products. 7.0 SHIPPING, PACKING AND IDENTIFICATION Loading, packing and identification shall be in accordance with Manufacturing Std. MS-D-13. 7.1 Identification 7.1.1 Roll Goods for Seat and Trim Back of mate
35、rial shall bear manufacturers initials or trademark in letters a minimum of 12.7 mm (1/2 in) in height, with the month and year of fabrication, with an approved marking to indicate flame retardance, equally spaced a minimum of four times across the width with linear spacing of not more than 30 cm (1
36、2 in). Marking compound must be permanent, clearly legible and of such composition that it shall not transfer to the face of the material when rolled. 7.1.2 Hides, Veneer, and Back Printed Fabric Each roll or hide shall be suitably tagged or identified with the manufacturers initials or trademark, m
37、onth and year of fabrication, and an approved marking to indicate flame retardance. 8.0 DESIGNATION ON DRAWINGS Trim Material per MPAPS D-7121, Type A (or other Type as applicable) 9.0 APPROVED SOURCES See Master Fabric Book in TDTC Industrial Design Department for approved sources. 10.0 TECHNICAL I
38、NFORMATION For further information related to the technical content of this specification, contact: Suppliers may purchase controlled copies of this specification by contacting: Materials Engineering and Technology Dept. 10400 W. North Avenue Melrose Park, IL 60160 E-mail: MaterialsEngineeringN IHS
39、Global Inc. 15 Inverness Way East Englewood CO 80112-5776 Phone: 1-800-854-7179 E-mail: AutomotiveIHS.com Website: http:/ NUMBER: MPAPS D-7121 TITLE: Soft Interior Trim and Seating Materials REVISION: 1606 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without p
40、ermission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2016 by Navistar, Inc. June 2016 Page 5 of 16 Part 2 11.0 INDIVIDUAL MATERIAL REQUIREMENTS All materials supplied shall meet requirements of Part 1 and in addition shall meet the individual requireme
41、nts for the type as shown in Part 2. Any material used in a bonded, laminated or dielectric application shall, in addition, meet the composite requirements of MPAPS D-7028. 11.1 Test Methods The following test methods are used to define individual properties of each material Type. Unless otherwise i
42、ndicated, values listed in Part 2 are minimum requirements. 11.1.1 Tensile Strength: ASTM D 751, Grab Method 11.1.2 Tear Strength: ASTM D 751, Tongue Method or ASTM D 751, Trapezoid Method 11.1.3 Finished Weight: SAE J860 11.1.4 Thickness: SAE J882 11.1.5 Flex Testing of Finish: ASTM D 2097 11.1.6 S
43、tretch and Set: SAE J855 11.1.7 Colorfastness to Perspiration: AATCC Test Method 15 11.1.8 Hexane Extractables: ASTM D 1239 11.1.9 Staining Resistance, Hydrogen Sulfide Gas: SAE J322 11.1.10 Seam Strength: ASTM D 751, Using thread per MPAPS D-7005, 2 stitches/cm with a lock stitch under 26.5 N (6 lb
44、) tension. 11.1.11 Abrasion: ASTM D 3884, Rotary Platform, Double Head Method (Taber Abrader). Method 1, 2, or 3 will be indicated in individual requirements for each fabric type. 11.1.11.1 Method 1: 1000 grams, 1000 cycles, CS-17 wheel. 11.1.11.2 Method 2: 500 grams, 500 cycles, H-18 wheel 11.1.11.
45、3 Method 3: 500 grams, 100 cycles, CS-10 wheel. 11.1.11.4 Method 4: 250 grams, 500 cycles, CS-17 wheel 11.1.11.5 Required: There will be no appreciable color change of the abraded surface and appearance will be comparable to the approved master samples. Weight loss in Method 2 will not exceed 0.07 g
46、rams. INDIVIDUAL MATERIAL REQUIREMENTS 12.0 TYPES A & B 12.1 Application 12.1.1. Type A - Dash Cover An expanded, polyvinyl chloride resin or polyvinyl chloride/ABS blend, compounded and plasticized to be flexible and tack free, used in automotive style dash pads. This film is usually thermal formed
47、 with structural foam injected behind it. 12.1.2 Type B - Vacuum Formable A solid, polyvinyl chloride resin or polyvinyl chloride/ABS blend, compounded and plasticized to be flexible and tack free used in trim applications. Suitable for vacuum forming. 12.1.2.1 Type B-1 Vacuum Formable Similar to Ty
48、pe B only lighter in weight, vacuum formed and used for door interiors. NUMBER: MPAPS D-7121 TITLE: Soft Interior Trim and Seating Materials REVISION: 1606 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Supp
49、liers are required to assume all patent liability. 2016 by Navistar, Inc. June 2016 Page 6 of 16 Part 2 12.2 General Requirements Materials shall meet general requirements of Part 1 and all requirements of Section 11.2. Test methods are listed in Section 10.1. Unless otherwise indicated, values listed in Part 2 are minimum requirements. Material Requirements TYPE A TYPE B TYPE B-1 Po
