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. 2009 by Navistar, Inc. APRIL 2009 Page 1 of 4 NAVISTAR, INC. TMS (TRUCK MATERIAL SPECIFICATION) NUMBER: T
2、MS-6003 TITLE: Wire Reinforced Air Duct CURRENT REV. No. : 0904 DATE: April 2009 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES: September 2000 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This specification may involve hazardous mater
3、ials, 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 “
4、International Truck and Engine Corporation” with “Navistar, Inc.” per corporate directive; added CEMS B-50 requirement; added Sec. 4.4.4, 4.4.5 and 5.1; editorial changes. Reference: File 20-3 Keywords: Air Ducts; Wire Reinforced Duct 1.0 APPLICATION This specification covers air ducts consisting of
5、 continuous elastomeric tape helically wound to overlap and underlay a hard drawn wire. These air duct products are used in heater, defroster and similar applications. 2.0 SCOPE This specification covers general requirements, property and performance requirements, quality, identification, source app
6、roval and quality control. 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 CEMS B-50 specification. 3.0 REFERENCE DOCUMENTS Unless otherwise specified the latest issue of all referen
7、ced standards shall apply. The following Specifications, Standards, and Regulations are referenced in this specification. Quality System Standard ISO 9001 or TS-16949 ASTM D 622 CEMS B-50 NAVISTAR Mfg. Standard MS-D-13 ASTM D 751 TMS-9543 NAVISTAR CEMS A-9 ASTM D 2000 TMS-9544 CFR Title 29, Part 191
8、0 FMVSS 302 4.0 GENERAL REQUIREMENTS 4.1 Style I - Obsolete, use Style II 4.2 Style II (Rubber Cover) 4.2.1 Steel Wire Spacing: Shall be shown on engineering drawing. Diameter: 0.94-0.99 mm (0.037-0.039 in) Ultimate Tensile Strength: 1.38 GPa (200 000 psi) minimum, Type 2, Type 3, or Type 6 wire per
9、 CEMS A-9 may be used at the option of the supplier. Wire should be protected from corrosion in transit and storage prior to fabrication. NUMBER: TMS-6003 TITLE: Wire Reinforced Air Duct REVISION: 0904 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permi
10、ssion from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2009 by Navistar, Inc. APRIL 2009 Page 2 of 4 4.2.2 Elastomeric Tape 4.2.2.1 Thickness 0.38 mm (.015 in) minimum thickness with overlap on wire of 0.8 mm (1/32 in) minimum each side of wire. 4.2.2.2 Mate
11、rial Rubber per ASTM D 2000, M2BA 807 C12 F17 Z1 Z2 Z3 Z1 = EPDM Elastomer Z2 = Shore A Durometer 75 5 Points Z3 = Heat Aging At 125C (257F) For 70 Hours Durometer: Shall not exceed 95. Tensile Change: 25% maximum Elongation Change: 75% maximum Note: Alternate materials, such as PVC or other thermop
12、lastic elastomers, may be used with the approval of TDTC Materials Engineering. 4.3 Style III Same As Style II except Tape Thickness shall be 0.25-0.33 mm (0.010-0.013 in) 4.4 Property And Performance Requirements Tests performed on 50 mm (2.0 in) duct 4.4.1 Burst Strength: ASTM D 751 Required: 138
13、kPa (20 psi) minimum 4.4.2 Vacuum Collapse: ASTM D 622 Required: Shall withstand 0.89 m (35 in) water vacuum with 2.5 mm (0.010 in) maximum collapse. 4.4.3 Crush Resistance Required: Shall withstand 1.46 kN/lineal meter (100 lbf/lineal foot) minimum. 4.4.4 Odor: There shall be no objectionable odor
14、as judged by an appropriate jury after aging a 300mm section for 4 hours at 70C. To be evaluated hot. 4.4.5 Plasticizer Volatility 4.4.5.1 Method: Heat elastomer (no wire) for 5 hours at 104 C (220 F) in a forced convection oven. Cool in desiccator. 4.4.5.2 Required: No appreciable change in materia
15、l pliability, and weight loss shall not exceed 2%. 4.5 Flammability Resistance Material and parts supplied to this specification shall conform to and be certified by the supplier to meet the requirements of the latest issue of the Federal Motor Vehicle Safety Standard 302. 5.0 QUALITY All product su
16、pplied shall be clean and free from dirt, oils, sharp edges, or defects harmful to product performance. Finished duct shall be free from objectionable odor and be flexible and suitable for bending and forming. It shall be concentric, and wire coils shall be evenly spaced and bonded to the coated fab
17、ric cover. Coated cover shall be uniform in texture and color and free from pinholes, cuts, folds, and tears. 5.1 Qualification Materials submitted for approval to this specification shall include the following: NUMBER: TMS-6003 TITLE: Wire Reinforced Air Duct REVISION: 0904 This document is restric
18、ted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2009 by Navistar, Inc. APRIL 2009 Page 3 of 4 5.1.1 A detailed, signed test report documenting testing to this specification per
19、TMS-9543. 5.1.2 The complete procedure used for preparing and curing materials for test, especially surface preparation (when appropriate) and condition of the test materials. 5.1.3 A complete description, including engineering prints and pictures of any non-standard test fixtures used. 5.1.4 Adhesi
20、ve, substrate and any chemicals used for bonding where appropriate. 5.2 Submission The material test report shall be submitted to: Manager of Materials Engineering NAVISTAR, Inc. PO Box 1109 Fort Wayne, IN 46801 5.3 Approval A report from Navistar will be issued approving new materials to this speci
21、fication. Formal approval is not granted until this report has been published and the new material is listed in this specification. However, the approval report may be used as authorization for usage of that approved material/process prior to a change to this specification. 6.0 SOURCE APPROVAL AND Q
22、UALITY 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 fulfill all AIAG PPAP (Production Part Approval Process) documentation and approv
23、al 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 contracts or purchase orders citing this specification shall be equivalent in all
24、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, construction, color, or labeling of the product are required, the supplier shall
25、notify Materials Engineering, and Purchasing and Logistics of the proposed change(s). Test data indicating conformance to all requirements of this specification, test samples (when the results are ambiguous and not easily described or photographed with sufficient resolution), and new or amended or u
26、pdated Material Safety Data Sheet(s) (MSDS), in accordance with CFR Title 29, Part 1910 shall be submitted with the request for change. 6.3 Process Control The supplier shall either report results of tests on specific lots of parts produced using ISO 9001 or TS-16949 guidelines, or provide statistic
27、al 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 reporting requirements
28、on specific products. NUMBER: TMS-6003 TITLE: Wire Reinforced Air Duct REVISION: 0904 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. 2009 by Navistar, I
29、nc. APRIL 2009 Page 4 of 4 7.0 SHIPPING, PACKING AND IDENTIFICATION Loading, packing and identification shall be in accordance with Manufacturing Std. MS-D-13. 7.1 Identification Each hose shall be labeled or marked on the outer cover in a color contrasting to that of the hose color, in clearly legi
30、ble block capital letters not less than 3 mm (1/8 inch) high, with the following minimum information in the order listed: (a) Vendor Code - A four-or-five-digit code assigned by Navistar to each vendor. Contact Corporate Technical Standards, TDTC, for assignment of codes. (b) Hose Type - Identificat
31、ion by hose type, as required. (c) Size - Nominal size, i.e., diameter in fractions of an inch or “dash“ sizes, as required. (d) Date Code - The six-digit date code, with first two digits (01-12) representing the month, second two digits (01-31) representing the day, and last two digits (86) represe
32、nting the year, is the preferred method for date codes. Other methods of date code may be used by agreement between the purchaser and supplier. NOTE: In many cases, DOT, FMVSS, and/or SAE documents and specifications prescribe a specific marking identification procedure. Where identification require
33、ments of this specification conflict with DOT, FMVSS, and/or SAE requirements, the DOT, FMVSS, and/or SAE requirements shall prevail. 8.0 DESIGNATION ON DRAWINGS All new drawings shall specify duct style. Existing drawings referencing TMS-6003 without specifying a style shall be Style II constructio
34、n. Use of Style III (thinner cover) must be approved by Materials Engineering at TDTC. Examples: Wire Reinforced Duct, Style II, Per TMS-6003 9.0 TECHNICAL INFORMATION For further information related to the technical content of this specification, contact: Suppliers may purchase controlled copies of
35、 this specification by contacting: Materials Engineering and Technology Dept. Truck Development and Technology Center 2911 Meyer Road Fort Wayne, IN 46803 E-mail: MaterialsEngineeringN IHS Global Inc. 15 Inverness Way East Englewood CO 80112-5776 Phone: 1-800-854-7179 E-mail: AutomotiveIHS.com Website: http:/
