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. 2013 by Navistar, Inc. DECEMBER 2013 Page 1 of 5 NAVISTAR, INC. TMS (TRUCK MATERIAL SPECIFICATION) NUMBER:
2、 TMS-6050 TITLE: CNG Vent Lines and Fuel Hoses with End Fittings editorial changes. Reference: Keywords: Hose, CNG, Tube Assembly, Fitting, Fuel, Vent 1.0 APPLICATION This specification covers the types of hose, with end-fittings, and tube assemblies used in the vehicle compressed natural gas (CNG)
3、fuel system. 2.0 SCOPE This specification covers general requirements, property and performance requirements, identification, quality, packing and shipping and source approval and quality control requirements. 2.1 Restricted Chemical Substances Effective January 1, 2007, all product supplied to the
4、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 referenced standards shall apply. The following specifications and standards are referenced in this specification: Quality S
5、ystem Standard ISO 9001 or TS-16949 NAVISTAR CEMS A-45 ASTM D 380 NAVISTAR Eng. Design Std A-16 NAVISTAR CEMS A-0, Part II ASTM D 610 NAVISTAR Manufacturing Std MS-D-13 NAVISTAR CEMS A-37 ASTM D 573 ASTM D 638 NAVISTAR CEMS G-1 SAE J343 SAE J1405 NAVISTAR CEMS G-20 ASTM D 622 NAVISTAR CEMS G-22 NAVI
6、STAR CEMS C-3 ASTM B 117 NAVISTAR CEMS C-10 NFPA 52 TMS-9009 ECE 110 NAVISTAR CEMS B-50 SAE J517 ANSI/IAS NGV 4.2-1999/CSA 12.52-M99 ISO 15500 ISO 6945 ISO 1307 ASTM A 269 NUMBER: TMS-6050 TITLE: CNG Vent Lines and Fuel Hoses with End Fittings and Tube Assemblies REVISION: 1312 This document is rest
7、ricted and may not be sent outside Navistar, Inc or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2013 by Navistar, Inc. DECEMBER 2013 Page 2 of 5 4.0 GENERAL REQUIREMENTS 1. All hose assemblies shall meet the requirements of
8、 NFPA 52 and ANSI/IAS NGV 4.2-1999 / CSA 12.52-M99. 2. Low pressure fuel lines (hose assembly or tube assembly) are any fuel line downstream of the high pressure regulator. 3. High pressure fuel lines (hose assembly or tube assembly) are any fuel line upstream of the high pressure regulator. 4. Vent
9、 Lines (hose or tube assemblies) are any fuel lines to vent high pressure fuel to the atmosphere. 5. Hoses for use in vehicle engine compartments shall be capable of withstanding temperatures of 40 to 121C ( 40 to 250F) within the engine compartment and 40 to 82C ( 40 to 180F) in all other locations
10、. 4.1 Fitting Materials Low pressure fuel line fittings shall meet the following requirements, as applicable. Brass UNS C36000, C34500, C35000, or C37700 per CEMS C-3 Steel 0-100, 0-115 or 0-201 per CEMS A-0, Part II Finish For steel fittings: a) Zinc Plating (trivalent), Class 6A, per CEMS G-20 b)
11、Zinc-Nickel Plating (trivalent) Class ZNi-C3, per CEMS G-22 c) For inner when specified: phosphate coating, Class B-2, per CEMS G-1 Stainless Steel Only for stainless steel tubing: Austenitic (18-8) Stainless Steel per CEMS A-37; Passivated per TMS-4117, Type 5. Aluminum Only for aluminum tubing: 60
12、61-T6 aluminum per CEMS C-10 4.2 Fuel Line Tubing Material 4.2.1 Low Pressure 4.2.1.1 Steel - Steel tubing will be single-wall, electric-resistance welded (ERW) low carbon steel per CEMS A-45 Part II with flash height controlled to 380 m (0.015 inch) max. 4.2.1.2 Tubing Finish unless otherwise speci
13、fied, steel tubing will have one of the following finishes and meet the performance requirements as specified in the applicable specification: a) Zinc plating (trivalent), Class 6A, per CEMS G-20 b) Paint, Class II, per TMS-9009 c) Hot-dipped zinc-aluminum coating (95% zinc, 5% aluminum) (Galfan) (M
14、ust provide ASTM B117 salt spray performance of 360 hr to red rust, with no more than 1% red rust per ASTM D610, Plate #6) d) Zinc-nickel plating (trivalent), Class ZNi-C3, per CEMS G-22 4.2.1.3 Aluminum 3003-H14 or 6061-T6 aluminum per CEMS C-10. Aluminum tubing will be seamless and plain (no finis
15、h). 4.2.1.4 Copper - Copper tubing shall not be used as a fuel line on a vehicle as per CSA B109. 4.2.1.5 Stainless Steel Seamless 304, 304L, 316 or 316L per ASTM A269 or ASTM A213/A213M 4.2.2 High Pressure 4.2.2.1 High-pressure or vent stainless steel tubing shall meet the requirements of ASTM Stan
16、dard A 269 or A 213/A 213M tubing providing an equivalent level of safety. Tubing shall be seamless 304,304L, 316, or 316L, and capable of minimum 3600 psi working pressure. NUMBER: TMS-6050 TITLE: CNG Vent Lines and Fuel Hoses with End Fittings and Tube Assemblies REVISION: 1312 This document is re
17、stricted and may not be sent outside Navistar, Inc or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2013 by Navistar, Inc. DECEMBER 2013 Page 3 of 5 4.3 Vent Line Tubing and Hose All vent line tubing and hose must be capable
18、of: i. Minimum burst pressure of 1.5 times maximum vent pressure or 5400 psi. ii. Maintaining gas carrying capability after being exposed to 1120C for 20 minutes. 4.4 Performance Requirements All low and high pressure hose assemblies must meet the performance and test requirements of ANSI/IAS NGV 4.
19、2-1999 / CSA 12.52-M99 5.0 QUALITY 5.1 Qualification Material and processes submitted for approval to this specification shall include the following: 5.1.1 Report: A detailed and signed test report documenting testing to this specification prepared as per TMS-9543. The report will include actual tes
20、t data 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 procedure used for preparing, curing and assembling materials for test. 5.1.4 Analysis: A detailed analysis of the test results including assu
21、mptions made unexpected results, and an explanation of any non-compliant results. 5.1.5 Submission The material test report shall be submitted to: Manager of Materials Engineering Materials Engineering and Technology Dept. 10400 W. North Avenue Melrose Park, IL 60160 5.2 Fuel Hose and Tube Assembly
22、Cleanliness: Hose and Tube assemblies shall follow CEMS F-2 Level II for cleanliness. Tube assemblies shall be free from grease, scale, chips, carbon or any other contaminant which cannot be removed by normal cleaning. 5.3 Workmanship: The OD in the area of any bend shall not be less than 85% of the
23、 nominal tubing OD (15% max flatness). The wall thickness of the tubing after bending shall be greater than 70% of the original dimension. The walls of the tubing (interior and exterior) in the area of the bend shall not contain surface defects which exceed 0.25 mm (0.010 in) in depth. All hose and
24、tube assemblies shall be shipped with protective caps on each fitting. 5.4 Quality Control Plan: A Quality Control Plan for this product will be established by mutual agreement between Navistar and the supplier. Unless specific exception is noted, the following characteristics, where applicable*, sh
25、all be included in the plan as features for management by statistical process control.* 1.HOSE ASSEMBLIES: OVERALL LENGTH 2.FITTING RELATIVE ANGLES 3.COORDINATE CHART FOR TUBE BENDS * Other Characteristics for inclusion in the control plan may be specified on the engineering drawing and/or purchase
26、order. * See Engineering Design Standard A-16 NUMBER: TMS-6050 TITLE: CNG Vent Lines and Fuel Hoses with End Fittings and Tube Assemblies REVISION: 1312 This document is restricted and may not be sent outside Navistar, Inc or reproduced without permission from Corporate Technical Standards. Supplier
27、s are required to assume all patent liability. 2013 by Navistar, Inc. DECEMBER 2013 Page 4 of 5 5.5 Lot Definition 5.5.1 Assemblies: A lot of coupled hose assemblies or tube assemblies shall not exceed the amount of assemblies produced on one shift of any one size (by inside diameter) out of a singl
28、e lot of bulk hose or tube. 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 fulfill all AIAG PPAP (Produ
29、ction 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 contracts or purchase orders
30、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, construction, color, or labe
31、ling 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 conformance to all requirements of this specification, test samples, and new or amended or updated Material Safety Data S
32、heet(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 perform and report results of tests on specific lots of parts produced using ISO 9001 or TS-16949 guidelines, or provide statistical evidence of t
33、he 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 using NAVISTAR plant may determine testing and reporting requirements on specific products. 7.0 SHIPPING, PACKING AN
34、D IDENTIFICATION Loading, packing and identification shall be in accordance with Manufacturing Std. MS-D-13. 7.1 Identification Each hose or tube assembly shall be permanently identified in a clear and legible manner with the following minimum information: (a) Part Number - The complete NAVISTAR par
35、t number. (b) Vendor Code - A four- or five-digit code assigned by NAVISTAR to each vendor. Contact Navistar Corporate Technical Standards for assignment of codes. (c) Size - Nominal size, i.e., diameter in fractions of an inch or “dash“ sizes, as required. NUMBER: TMS-6050 TITLE: CNG Vent Lines and
36、 Fuel Hoses with End Fittings and Tube Assemblies REVISION: 1312 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. 2013 by Navistar, Inc. DECEMBER 2013 Page
37、 5 of 5 (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 (99) representing the year, is the preferred method for date codes. Other date code methods may be used if agreed between purchas
38、er and supplier. (e) Regulatory - All labels(marking) must comply with the labeling and marking Label requirements specified in NFPA 52 and the ANSI/IAS NGV Requirements 4.2-1999/CSA 12.52-M99. (f) Informational or safety related tags or labels that are easily removed may be added to the hose or tub
39、e assemblies Note: In many cases, DOT, FMVSS and/or SAE documents and specifications prescribe a specific marking identification procedure. Where identification requirements conflict with DOT, FMVSS and/or SAE requirements, the DOT, FMVSS and/or SAE requirements shall prevail. 8.0 DESIGNATION ON DRA
40、WINGS Examples: TMS-6050 Also add on Fuel line print: Working pressure Engine compartment or non-engine compartment To specify finish: Steel fittings: Zn-Ni plating, Class ZNi-C3, per CEMS G-22 9.0 APPROVED SOURCES HOSE FITTINGS Under Evaluation Under Evaluation 10.0 TECHNICAL INFORMATION For furthe
41、r 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 Global Inc. 15 Inverness Way East Englewood CO 80112-5776 Phone: 1-800-854-7179 E-mail: AutomotiveIHS.com Website: http:/
