1、 WORLDWIDE ENGINEERING STANDARDS Material Specification GMW16910 Applied Decorative Graphics on Powertrain Components Copyright 2013 General Motors Company All Rights Reserved March 2013 Page 1 of 5 1 Scope This specification describes the requirements for engine component decorative graphics. 1.1 M
2、aterial Description. Materials shall be classified by Types to identify material construction and properties. Type A shall be hot stamp foils, and Type B shall be ink pad printing. 1.1.1 Type A - Hot Stamp Foils. Foils generally consist of a thin carrier strip of acetate, cellophane, or polyester fi
3、lm (depending on application), a release coat, a color, or metallized coat, and a sizing coat (adhesive). When applied to parts, such products are sometimes called hot stamped coatings or finishes, or just “hot stamps”. 1.1.2 Type B - Ink Pad Printing. Pad printing is generally accomplished by addin
4、g a graphic design to the substrate using an epoxy ink. 1.2 Symbols. Not applicable. 1.3 Typical Applications. Where decorative graphics are desired on the powertrain. 2 References Note: Only the latest approved standards are applicable unless otherwise specified. 2.1 External Standards/Specificatio
5、ns. ANP 310 ASTM D6751 ISO 1817 SAE J1681 ASTM D975 2.2 GM Standards/Specifications. 9985010 B 040 0010 GMW3059 GMW14729 9985074 B 040 0218 GMW3208 GMW14829 9985670 B 040 1068 GMW3221 GMW16177 9985946 B 040 1071 GMW3286 GMW16181 9986086 B 040 1073 GMW3356 GMW16444 9986117 B 040 1076 GMW3420 HN1992 9
6、986121 B 040 1370 GMW14124 HN2464 9986153 B 040 1990 GMW14334 L 000 0102 9986284 B 040 2030 9986298 B 040 2071 2.3 Additional References. GM Part No. U.S. 89021806 GM Part No. Canada 89021807 TMC003 Material Safety Data Sheet guidance documents (available at ). 3 Requirements 3.1 Requirements on Tes
7、t Specimens. Reference GMW3221. 3.2 Sample Preparation. 3.2.1 Unless otherwise specified, test panels shall be representative of production intent substrates and coatings. Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or netwo
8、rking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16910 Copyright 2013 General Motors Company All Rights Reserved March 2013 Page 2 of 5 3.2.2 Pre-test Conditioning. After application of graphic to substrate, condition for at least 72 h at room temperature. 3.2.3 Pos
9、t Environmental Exposure Conditioning. After environmental exposure, all samples shall be conditioned for 4 h at room temperature. 3.3 Appearance Durability. Samples prepared per 3.2 shall not show any surface deterioration, objectionable shrinkage, objectionable color or gloss change, delamination,
10、 edge lifting, cracking, visible adhesion loss, pitting, blistering, or any other degradation after exposure to any of the following tests (per Table 1). Heat aging Humidity aging Thermal cycling Salt spray Fluid exposure 3.4 Tape Adhesion per GMW14829. Hot stamps bonded to a representative producti
11、on substrate shall have a maximum rating of 1 after the conditions listed in Table 1. Allow 1 h room temperature dwell before testing. Table 1: Environmental Conditions Environments 24 h room temperature aging (initial) Heat aging per 3.5 Humidity exposure per 3.6 Thermally cycled per 3.7 Neutral sa
12、lt spray 3.8 Fluid exposure per 3.9 3.5 Heat Aging. Samples prepared per 3.2 are oven aged for 336 h 150 C. 3.6 Humidity Resistance (GMW14729 A or B). Expose samples prepared per 3.2 for 168 h. 3.7 Thermal Cycling (GMW14124). Expose samples prepared per 3.2 to two cycles of Cycle C (exterior). Repla
13、ce -30 C with -40 C and 70 C with 150 C. 3.8 Neutral Salt Spray (NSS) (GMW3286). Expose samples prepared per 3.2 to 168 h of NSS. 3.9 Resistance to Fluids. All materials shall be resistant to the media they contact, such as aliphatic and aromatic hydrocarbons, fuels, lubricants, oils, greases and al
14、cohols at their places of use. Table 2 defines typical requirements for such resistance to fluids which apply or do not apply based on installation position. The part drawing shall call out the applicable items. Additional fluids, if applicable, shall be noted on the part drawing. 3.9.1 Standard Eng
15、ine Compartment Resistance. If standard is specified for resistance to fluids, the following fluids will be tested as found in Table 2: A, F, H, K, M, N, and P. Note: Other regional Original Equipment Manufacturer (OEM) initial fill equivalent liquids may be used per the discretion of the approving
16、GM Engineer. Part shall be resistant to the liquids of the region the part is delivered to. 3.9.2 Fluids A, B, D to M, and O to Q: Test per GMW14334 - X - Rating 4, 1 h immersion time. 3.9.3 Fluids C and N: Test per GMW14334 - B - Rating 4. 3.9.4 Requirement. There shall be no color change, loss of
17、bond, material degradation, or tackiness following the test. Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16910 Copyright 2013 General
18、 Motors Company All Rights Reserved March 2013 Page 3 of 5 Table 2: Fluid Reference Table Fluid Description GMNA GME GMB GM Holden A Brake Fluid 9986121 (Department of Transportation (DOT) 3) 9986298 (modified DOT 3) L 000 0102 (DOT 4) GMW3356 (DOT 4) B Battery Acid - - - - C Cleaning Agents Commerc
19、ial Cleaning Agent per GMW14334 D Diesel Fuel 9985074 (Grade 1-D) B 040 0010 B 040 1076 (Factory Fill) Resolution ANP 310 B 040 0010 B 040 1076 (Factory Fill) E Diesel Test Fuel 80% Diesel fuel as per ASTM D975 S15 (15 ppm maximum Sulfur content; without BIODIESEL) + 20% Soy Methyl Ester Biodiesel p
20、er ASTM D6751 F Engine Coolant GMW3420 (DEX-COOL) G Engine Oil (Diesel Engines) GMW16177 (DEXOS 2) H Engine Oil (Gasoline Engines) GMW16181 (DEXOS) I Gasoline Fuel 9985946 (Non-oxygenated, Unleaded Regular) 9986086 (Oxygenated, Unleaded Regular) E85 B 040 1071 (Factory Fill) 9986086, but 20% ethanol
21、 by volume 9985946 (Non-oxygenated, Unleaded Regular) 9986086 (Oxygenated, Unleaded Regular) E85 K Gasoline Test Fuel CE20 per SAE J1681 or 20% Bioethanol in Gasoline according to ISO 1817 Liquid 1 L Sodium Chloride Solution 1% by mass sodium chloride solution M Transmission Fluid 9986153 B 040 1068
22、 (4 gear auto) B 040 1073 (5 gear auto) B 040 2030 (6 gear auto) B 040 2071 (manual) 9986153 Manual: GM P/N US 89021806; Canada 89021807 Auto: DEXRON VI GMW16444 HN2464 (auto) B 040 2071 (manual) N Windshield Washer Solvent 9985670 B 040 1370 (Factory) B 040 1990 (Service) B 040 0218 - HN1992 O Unde
23、rbody Protective Wax - - - - P Power Steering Fluid 9986117 (elec/hydro) 9985010 (hydro) - - - Q Diesel Exhaust Fluid 9986284 - - - DOT = Department of Transportation P/N = Part Number 3.10 Abrasion Resistance (GMW3208). Test samples prepared per 3.2 shall show no loss of gloss, color change, materi
24、al degradation or wear through when tested per GMW3208 with a 500G load using CS-17 wheels for 300 cycles. 4 Manufacturing Process Not applicable. Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without l
25、icense from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16910 Copyright 2013 General Motors Company All Rights Reserved March 2013 Page 4 of 5 5 Rules and Regulations 5.1 Legal Regulations. All materials must satisfy applicable laws, rules, regulations and recommendations valid in the country of u
26、sage. 5.2 Language. In the event of conflict between the English and domestic language, the English language shall take precedence. 5.3 Inspection and Rejection. Samples of components or materials released to a GM material specification shall be tested for conformity with the requirements of this ma
27、terial specification and approved by the responsible Engineering department prior to commencement of delivery of bulk supplies. A new approval must be received for any changes, e.g., properties, manufacturing process, location of manufacture, etc. If not otherwise agreed, all testing and documentati
28、on normally required for initial release must be completed. It is the responsibility of the supplier to inform the customer in a timely manner, without solicitation, and to include documentation of all modifications of materials and/or processes and to apply for a new release. If not otherwise agree
29、d, all release tests shall be repeated and documented by the supplier prior to commencement of delivery of non-conforming bulk supplies. In individual cases, a shorter test can be agreed to between the responsible Engineering department and the supplier. 5.4 Material Safety Data Sheets/Safety Data S
30、heets (MSDS/SDS). For new product submissions, or when a change in chemical composition of an existing product has occurred, a complete copy of the Material Safety Data Sheet/Safety Data Sheet must be submitted in compliance with the Globally Harmonized System of Classification and Labeling of Chemi
31、cals (GHS) requirements or other country-specific MSDS/SDS requirements. In addition, product MSDS/SDS submissions must be in compliance with specific country General Motors TMC003 Material Safety Data Sheet/Safety Data Sheet guidance documents where available. 5.5 All materials supplied to this sta
32、ndard must comply with the requirements of GMW3059, Restricted and Reportable Substances for Parts. 6 Approved Sources Materials supplied to this specification must be approved by General Motors. The appropriate GM Materials Engineering department(s) must confirm material as meeting the requirements
33、 of this specification. Any test data sheets of material submitted to General Motors for such confirmation (e.g., during Production Part Approval Process (PPAP) under this material specification must list all properties and must apply corresponding test methods of this material specification. 7 Note
34、s 7.1 Glossary. MATSPC: Global repository of GM approved materials for corresponding GM Engineering Standards. 7.2 Acronyms, Abbreviations, and Symbols. DOT Department of Transportation GHS Globally Harmonized System of Classification and Labeling of Chemicals MSDS Material Safety Data Sheet NSS Neu
35、tral Salt Spray OEM Original Equipment Manufacturer P/N Part Number PPAP Production Part Approval Process SDS Safety Data Sheet 8 Coding System This standard shall be referenced in other documents, drawings, etc., as follows: Material per GMW16910 Type-x Copyright General Motors Company Provided by
36、IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16910 Copyright 2013 General Motors Company All Rights Reserved March 2013 Page 5 of 5 9 Release and Revisions This standard was origi
37、nated in January 2013. It was first approved by the Plastics Global Subsystem Leadership Team in March 2013. It was first published in March 2013. Issue Publication Date Description (Organization) 1 MAR 2013 Initial publication. Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
