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. 2018 by Navistar, Inc. JANUARY 2018 Page 1 of 16 NAVISTAR, INC. Material, Parts, and Process Specificati
2、ons (MPAPS) NUMBER: MPAPS- D-7121 Former Designation: TMS-7121 TITLE: Soft Interior Trim and Seating Materials CURRENT REV No.: 1801 DATE: Jan. 2018 WRITTEN/EDITED BY: J. Jamison Baker APPROVED BY: R. Goluch SUPERSEDES: Rev. 1606 June 2016 20102016 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FO
3、R 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 applicabi
4、lity 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 specificati
5、on 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 weigh
6、t, 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 MPAP
7、S 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 NAVI
8、STAR Supplier Packing and Shipping Std. 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
9、 NAVISTAR MPAPS 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 6409
10、3 Phone: (660) 543-4830 NUMBER: MPAPS D-7121 TITLE: Soft Interior Trim and Seating Materials REVISION: 1801 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 liabilit
11、y. 2018 by Navistar, Inc. JANUARY 2018 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 produ
12、ct type (Type A, Type 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.
13、 4.2 Material Lay (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 Leat
14、her The hides shall 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
15、 accordance with ASTM 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
16、MPAPS GT-31 All materials 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 an
17、d Type S; 1280kJ/ 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 Blocki
18、ng: SAE J912 4.4.3.1 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 materi
19、al for 5 hours at 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 me
20、et Federal Motor Vehicle 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 Require
21、d: Minimum AATCC Rating of 4. NUMBER: MPAPS D-7121 TITLE: Soft Interior Trim and Seating Materials REVISION: 1801 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 li
22、ability. 2018 by Navistar, Inc. JANUARY 2018 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 Blo
23、ck Test described in 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 th
24、e color and finish of 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
25、 include actual test 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 a
26、ssumptions made, unexpected 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
27、, tensile strength, tear strength, weight, and low temperature resistance. 6.0 SOURCE APPROVAL AND QUALITY CONTROL 6.1 Supplier Requirements All suppliers to NAVISTAR are subject to the requirements defined in ISQ-001-QM- NAVISTAR Integrated Supplier Quality Requirements. Suppliers must be compliant
28、 with ISO 9001 or TS 16949 and fulfill all AIAG PPAP (Production Part Approval Process) documentation and all approval requirements as indicated in NAVISTAR ISQ-001-QM. 6.2 Approval Parts supplied against contracts or purchase orders citing this specification shall be equivalent in all respects to t
29、hose 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, construction, color, or labeling of the product are required, the supplier shall notify NAVIST
30、AR Integrated Supplier Quality (ISQ) of the proposed change(s) by contacting their Navistar Supplier Quality representative or sending an email to ISQ. Test data indicating conformance to all requirements of this specification, test samples, and new or amended or updated SDS Safety Data Sheet(s) (fo
31、rmerly 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: 1801 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Co
32、rporate Technical Standards. Suppliers are required to assume all patent liability. 2018 by Navistar, Inc. JANUARY 2018 Page 4 of 16 Part 1 6.3 Process Control The supplier shall either perform and report results of tests on specific lots of parts produced using ISO 9001 or TS-16949 guidelines, or p
33、rovide 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 manager of the using NAVISTAR plant may determine testing and reporti
34、ng requirements on specific products. 7.0 SHIPPING, PACKING AND IDENTIFICATION Loading, packing 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 detrimental to the appearance of the part
35、. 7.1 Identification 7.1.1 Roll Goods for Seat and Trim Back of material 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
36、times across the width with linear spacing of not more than 30 cm (12 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
37、tagged or identified with the manufacturers initials or trademark, month 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 Navi
38、star IPD Industrial Design Department for approved sources. 10.0 TECHNICAL INFORMATION 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. 104
39、00 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:/ NUMBER: MPAPS D-7121 TITLE: Soft Interior Trim and Seating Materials REVISION: 1801 This document is r
40、estricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2018 by Navistar, Inc. JANUARY 2018 Page 5 of 16 Part 2 11.0 INDIVIDUAL MATERIAL REQUIREMENTS All materials supplied shall
41、meet requirements of Part 1 and in addition shall meet the individual requirements 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
42、 used to define individual properties of each material Type. Unless otherwise indicated, values listed in Part 2 are minimum requirements. 11.1.1 Tensile Strength: 11.1.1.1 For Type L: ASTM D 882 11.1.1.2 All other types: ASTM D 751, Grab Method 11.1.2 Tear Strength: ASTM D 751, Tongue Method or AST
43、M 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 Stretch 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 Su
44、lfide Gas: SAE J322 11.1.10 Seam Strength: 11.1.10.1 For Type L: ASTM D 882 11.1.10.2 All other types: ASTM D 751, Using thread per MPAPS D-7005, 2 stitches/cm with a lock stitch under 26.5 N (6 lb) tension. 11.1.11 Abrasion: ASTM D 3884, Rotary Platform, Double Head Method (Taber Abrader). Method 1
45、, 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 11.1.11.3 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 grams. INDIVIDUAL MATERIAL REQUIREMENTS 12.0 TYPES A Editorial changes R Goluch 1/17/2018
