NAVISTAR TMS 4115-2004 Weldable Primer on Steel (Revision A).pdf

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1、 INTERNATIONAL TRUCK AND ENGINE CORPORATION TMS (TRUCK MATERIAL SPECIFICATION) NUMBER: TMS-4115 TITLE: Weldable Primer on Steel REVISION A WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering DATE ISSUED: August 2004 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT

2、 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 applicability of r

3、egulatory limits prior to use. Change Notice: Added Section 4.3, Product Quality Reference: File 30-13A Keywords: primer, weldable, sheet steel 1.0 APPLICATION This specification outlines the requirements for a primer coating intended to be roll coated on galvanized steel sheet in coil form, and sui

4、table for resistance spot welding. The coated product shall be weldable by conventional spot welding methods, formable, paintable, and provide good corrosion resistance. 2.0 SCOPE This specification covers general requirements of the base metal and the weldable primer coating, as well as requirement

5、s for parts/products made from sheet material coated with weldable primer. 3.0 REFERENCE DOCUMENTS Unless otherwise specified, the latest issue of all referenced standards shall apply. The following specifications, standards, and regulations are referenced herein. Quality System Standard QS-9000 (IS

6、O 9000 or TS-16949) INTERNATIONAL TMS-9516 INTERNATIONAL Manufacturing Std. D-13 INTERNATIONAL TMS-9009 CFR Title 29, Part 1910 CEMS G-5, Part II INTERNATIONAL CEMS A-6, PARTS I & II 4.0 GENERAL REQUIREMENTS 4.1 Base Metal The base metal shall consist of Grades 1, 2, or 6 sheet steel per CEMS A-6, P

7、arts I and II, which has been galvanized on both sides prior to application of primer (unless otherwise specified on drawing). The applicable specifications for the grade of steel and class of galvanize coating required for a given part will be specified in the “Material” block on the engineering dr

8、awing. 4.2 Primer Coating The primer will consist of a metallic zinc-rich epoxy coating with a dry film thickness of 2.5-4.5 m (0.0001-0.0002 inch) applied to the raw galvanized sheet. Unless otherwise specified on the drawing, the as-received primed sheet must meet the performance requirements for

9、Class IIA, per TMS-9009 (Metal Parts Painting). Weldable primer must be compatible with Grades 17, 18, or 19 topcoats per CEMS G-5, Part II. This document is restricted and may not be sent outside International Truck and Engine Corporation or reproduced without permission from Corporate Technical St

10、andards. Suppliers are required to assume all patent liability. 2004 International Truck and Engine Corporation. AUGUST 2004 Page 1 of 3 NUMBER: TMS-4115 TITLE: Weldable Primer on Steel REVISION: A 4.3 Product Quality 4.3.1 Weldability For parts being fabricated from sheet steel coated with weldable

11、 primer, the part must be able to meet all quality and performance requirements defined in TMS-9516 for spot welded assemblies. Weldable primer must be compatible with plant welding processes in use at the applicable manufacturing plant. 4.3.2 Spot Prime Spot welds of weldable primer coated steel sh

12、ould be spot primed prior to painting if full prime is not going to be applied in order to enhance corrosion resistance. 4.3.3 Condition Finished parts fabricated from sheet material coated with weldable primer will be clean and free from dirt, oils, or defects harmful to product performance prior t

13、o shipment to the assembly plant(s). 5.0 QUALITY 5.1 Qualification Engineering qualification of primer coating sources is required in advance of production shipments. Suppliers shall submit samples for approval of finish, appearance, and performance to the Non-Metals Laboratory at TDTC. Samples shal

14、l be accompanied by test data certifying that all requirements of the specification have been met. 6.0 SOURCE APPROVAL AND QUALITY CONTROL 6.1 Supplier Requirements All suppliers to International Truck and Engine are required to be registered to QS-9000 Quality System Requirements. A mutually accept

15、able Quality Control Plan as described therein is required for source approval to the requirements of this specification. Alternatively, International will accept ISO 9000 or TS-16949 registration, providing the supplier can also fulfill all AIAG PPAP documentation and approval requirements. Supplie

16、rs must maintain their certification with an accredited registrar and must furnish copies of registration certificates to their International Corporate Buyer upon receipt. 6.2 Approval Parts supplied against contracts or purchase orders citing this specification shall be equivalent in all respects t

17、o 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 notify Mat

18、erials Engineering at TDTC and International 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 Sheet(s) (MSDS), in accordance with CFR Title 29, P

19、art 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 or provide statistical evidence of the lot having been produced in a state of statistical control and with a process capable

20、of providing all required properties. The part supplier and the plant metallurgist 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 liabi

21、lity. 2004 International Truck and Engine Corporation. AUGUST 2004 Page 2 of 3 NUMBER: TMS-4115 TITLE: Weldable Primer on Steel REVISION: A and/or the quality control manager of the using International plant may determine testing and reporting requirements on specific products. 7.0 SHIPPING, PACKING

22、 AND IDENTIFICATION Parts shall be packaged and shipped in such a manner as to protect the surface finish in transit. Packing and identification will be in accordance with requirements of Mfg. Standard D-13. 8.0 DESIGNATION ON DRAWINGS Example: Steel, Grade 1GALV, 60G60GE, CEMS A-6, Part II, Finish

23、per TMS-4115 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. 2004 International Truck and Engine Corporation. AUGUST 2004 Page 3 of 3