1、INTERNATIONAL TRUCK AND ENGINE CORPORATION TMS (TRUCK MATERIAL SPECIFICATION) NUMBER: TMS-5004 hefereme: File 30-15 keywords: Powdered Metal Brushings; Weldable I 1.0 APPLICATION This specification covers two types of sintered powdered iron bushings which can be resistance or arc welded. 1.1 Tvpe I:
2、 Carbon Content: 0.15% max (Resistance Welding) 1.2 Tvpe II: Carbon Content: 0.25% max (Arc Welding) 2.0 SCOPE This specification covers the requirements for chemical composition, hardness, density, crush strength, microstructure, quality, source approval, and quality control. 3.0 REFERENCE DOCUMENT
3、S Unless otherwise specified, the latest issue of all referenced standards shall apply. The following standards, specifications and regulations are referenced in this specification. Quality System Standard QS-9000 (IS0 9001) INTERNATIONAL CEMS HT-1 INTERNATIONAL IQR Quality Standard INTERNATIONAL Ma
4、nufacturing Standard D-13 ASTM B 328 CFR Title 29, Part 1910 4.0 REOUIREMENTS 4.1 Chemical Composition Chemistry Combined Carbon Iron Others (Difference) 4.2 Densitv 4.2.1 Method: ASTM B-328 4.2.2 Required: 6.87-7.2 gkm3 Tvpe I Tvpe II 0.15% max 0.25% max 97.85% min 97.75% min 2.00% max 2.00% max Th
5、is document is restricted and may not be sent outside International Truck and Engine Corporation or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 02000 International Truck and Engine Corporation SEPTEMBER 2000 Page 1 of 3 NUM
6、BER: TMS-5004 4.3 Hardness Rockwell F (60 kg load - 1/16 in diameter ball). Hardness readings shall be taken on the O.D., using the average of at least six readings. TITLE. REVISION: POWDERED METAL BUSHINGS, WELDABLE F-1 Part No. Rockwell F 348660-Cl 355229-Cl 413062-Cl 442859-Cl 50-80 55-80 40-80 3
7、3-65 4.4 Microstructure The sintered microstructure of the compacts shall be essentially ferrite and traces of lamellar pearlite. 4.5 Crush Strength The minimum radial *crush strength shall be as follows: Part No. 348660-Cl 355229-Cl 41 3062-Cl 442859-Cl Crush Strength 12.4 kN (2 800 lbf) 17.8 kN (4
8、 O00 lbf) 8.9 kN (2 O00 lbf) 15.2 kN (3 400 lbf) *Use the method prescribed in Figure A-2, CEMS HT-1. 5.0 OUALITY The powdered metal compacts shall be uniform in composition and free from defects which would affect the performance of the part. Parts shall be weldable and free from rust, dirt and gre
9、ase. No oil impregnation shall be permitted. However, the parts may be dipped in #1301 “Steel Gard“ rust preventative or similar solution, provided such solution has been approved by the using plant. 6.0 SOURCE APPROVAL AND QUALITY CONTROL 6.1 Supplier Requirements Suppliers must conform to the requ
10、irements of the INTERNATIONAL IQR Standard which includes conformance to the QS-9000 (IS0 9001) Quality System Standard. A mutually acceptable Quality Control Plan as described therein is required for source approval to the requirements of this specification. This document is restricted and may not
11、be sent outside International Truck and Engine Corporation or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 02000 International Truck and Engine Corporation SEPTEMBER 2000 Page 2 of 3 NUMBER: TMS-5004 6.2 Approval Parts suppl
12、ied 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 without approval. In the event that changes in material, properties, processin
13、g practices, construction, color, or labeling of the product are required, the supplier shall notify Truck Development and Technology Center and International Purchasing and Supplier Development of the proposed change(s). Test data indicating conformance to all requirements of this specification, te
14、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. TITLE. REVISION: POWDERED METAL BUSHINGS, WELDABLE F-1 6.3 Process Control The supplier shall either perform and report results o
15、f tests on specific lots of parts produced 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 andor the quality control manager of the using In
16、ternational 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. D-13. 8.0 DESIGNATION ON DRAWINGS Example: Type I, TMS-5004 9.0 APPROVED SOURCES Carbon
17、 City Products xotic Metals Zenith Sintered Products Part No. 355229-C1, Type II; 348660-C1, Type II Part No. 413062-C1, Type I Part No. 442859-C1, Type I This document is restricted and may not be sent outside International Truck and Engine Corporation or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 02000 International Truck and Engine Corporation SEPTEMBER 2000 Page 3 of 3
