1、 WORLDWIDE ENGINEERING STANDARDS Test Procedure GMW16950 Compatibility of Common Cleaners with Alternate Glazing Materials Copyright 2013 General Motors Company All Rights Reserved May 2013 Page 1 of 9 1 Scope Note: Nothing in this standard supercedes applicable laws and regulations. Note: In the ev
2、ent of conflict between the English and domestic language, the English language shall take precedence. 1.1 Purpose. This document is the GM Worldwide Glazing Testing Standard. Its purpose is to establish a common test methodology for Glazing Materials to ensure that a high quality world class system
3、 is consistently developed and produced. This is a living document and any suggestions or revisions will be reviewed and/or updated annually by the Fixed Glass Global Subsystem Leadership Team (GSSLT). This test procedure determines if alternate Glazing materials are adversely affected by cleaning w
4、ith common types of cleaners. 1.2 Foreword. This is a component/subsystem test. 1.3 Applicability. This standard is applicable for all car, multipurpose passenger vehicle (MPV), and truck models produced by GM worldwide. 2 References Note: Only the latest approved standards are applicable unless oth
5、erwise specified. 2.1 External Standards/Specifications. None 2.2 GM Standards/Specifications. GMW3600 2.3 Additional References. GM Security Guidelines 3 Resources 3.1 Facilities. No special facilities required. However, all measuring variables as specified in this standard shall be determined corr
6、ectly with respect to their physical definition 3.1.1 Calibration. The test facilities and equipment shall be in good working order and shall have a valid calibration label. 3.1.2 Alternatives. Alternative test facilities and equipment may also be used. However, all measuring variables as specified
7、in this standard shall be determined correctly with respect to their physical definition. 3.2 Equipment. Ammoniated Cleaner. Methanol-water based cleaner. Heavy Duty household cleaner with a pH = 10 such as Fantastik. Cloth Towel. Paper Towels. 3.3 Test Vehicle/Test Piece. Test samples shall be of p
8、roduction intent design and material for design validation (DV); or, production intent design and materials manufactured with production processes (home line) for product validation (PV). Any changes to the components or material, e.g., design, fit, form, function, properties, manufacturing process,
9、 and/or location of manufacture require revalidation. GM shall approve validation methods for product/process changes before the supplier is committed to the change. Refer to GMW3600. Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for Resale-,-,-GM WORL
10、DWIDE ENGINEERING STANDARDS GMW16950 Copyright 2013 General Motors Company All Rights Reserved May 2013 Page 2 of 9 3.3.1 Unless otherwise specified, three samples of components or systems shall be tested. 3.3.2 All components/systems used in testing shall be within drawing specifications and have s
11、upporting data prior to start of test. 3.4 Test Time. Not applicable. 3.5 Test Required Information. 3.5.1 GM Validation is to be notified of test failures within 24 h period of occurrence. 3.5.2 Supplier to develop five phase document for all test failures. 3.5.3 Product Security. Security protocol
12、 for the test vehicle must be followed per GM Security Guidelines. 3.6 Personnel/Skills. The test facility shall have sufficient personnel having the necessary education, training, technical knowledge, and experience for performing the required tests. 4 Procedure 4.1 Preparation. Record the initial
13、weight of 30 mm x 30 mm samples. 4.2 Conditions. All conditions specified shall be targeted toward the specified value with any given tolerance () used to compensate for variation. During testing, conditions specified shall not be readjusted within the tolerance unless it is to maintain the particul
14、ar test condition within the specified tolerance. If such an adjustment is made, it shall be approved by the appropriate GM engineer prior to the start of any testing. Unless otherwise specified, perform the tests in the as received condition without any special pre-conditioning. 4.2.1 Environmental
15、 Conditions. Test to be run at ambient temperature (23 C 3 C). 4.2.2 Test Conditions. Deviations from the requirements of this standard shall have been agreed upon. Such requirements shall be specified on component drawings, test certificates, reports, etc. 4.3 Instructions. 4.3.1 Spray Ammoniated C
16、leaner on Sample No. 1 and wipe dry with cloth towel. 4.3.2 Spray high pH household cleaner on Sample No. 2 and wipe dry with paper towel. 4.3.3 Wet a paper towel with Methanol-water base cleaner and wipe sample No. 3 Wipe Dry with another paper towel. 4.3.4 Repeat 4.3.1 through 4.3.3 once per day f
17、or 200 days. 4.3.5 Examine sample for degradation, such as crazing, scratching, loss of transparency, delamination, etc. 5 Data 5.1 Calculations. Not applicable. 5.2 Interpretation of Results. Not applicable. 5.3 Test Documentation. Record all test results on the attached Data Sheets in Appendix A a
18、nd include in the test report. Include photographs of the test setup and the individual test results. The Supplier shall write evaluation reports to document the results of all validation activities and shall make the test results and evaluation reports available to GM Engineers upon request. See GM
19、W3600. All test reports are to be in English. The following is also required for ALL test reports: Procedure number and section numbers on all test reports. Requirement being met and Subsystem Technical Specification (SSTS) requirement number. All test parameters for environment and equipment. Any a
20、uthorized deviations to the plan. 6 Safety This standard may involve hazardous materials, operations, and equipment. This standard does not propose to address all the safety problems associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and he
21、alth practices and determine the applicability of regulatory limitations prior to use. Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHSGM WORLDWIDE ENGINEERING STANDARDS GMW16950 C
22、opyright 2013 General Motors Company All Rights Reserved May 2013 Page 3 of 9 7 Notes 7.1 Glossary. Not applicable. 7.2 Acronyms, Abbreviations, and Symbols. DV Design Validation GSSLT Global Subsystem Leadership Team MPV Multipurpose Passenger Vehicle PV Product Validation SSTS Subsystem Technical
23、Specification VTS Vehicle Technical Specification 8 Coding System This standard shall be referenced in other documents, drawings, etc., as follows: Test to GMW16950 9 Release and Revisions This standard was originated in April 2013. It was first approved by the Fixed Glass GSSLT in May 2013. It was
24、first published in May 2013. Issue Publication Date Description (Organization) 1 MAY 2013 Initial publication. Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for Resale-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16950 Copyright 2013 General Motors Compan
25、y All Rights Reserved May 2013 Page 4 of 9 Appendix A: Data Sheet for GMW16950 Data Sheet A1: Compatibility of Common Cleaners with Alternate Glazing Materials Day Sample 1 Observation Ammoniated Cleaner Sample 2 Observation high pH household cleaner Sample 3 Observation Methanol-water base cleaner
26、Failure Point 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHSGM WORLDWIDE ENGINEERI
27、NG STANDARDS GMW16950 Copyright 2013 General Motors Company All Rights Reserved May 2013 Page 5 of 9 Day Sample 1 Observation Ammoniated Cleaner Sample 2 Observation high pH household cleaner Sample 3 Observation Methanol-water base cleaner Failure Point 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
28、51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHSGM WORLDWIDE ENGINEERING STANDARDS GMW16950 Copyright 2013 Gene
29、ral Motors Company All Rights Reserved May 2013 Page 6 of 9 Day Sample 1 Observation Ammoniated Cleaner Sample 2 Observation high pH household cleaner Sample 3 Observation Methanol-water base cleaner Failure Point 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101
30、102 103 104 105 106 107 108 109 110 111 Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for Resale-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16950 Copyright 2013 General Motors Company All Rights Reserved May 2013 Page 7 of 9 Day Sample 1 Observation Amm
31、oniated Cleaner Sample 2 Observation high pH household cleaner Sample 3 Observation Methanol-water base cleaner Failure Point 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 Copyright General Moto
32、rs Company Provided by IHS under license with General Motors CompanyNot for Resale-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16950 Copyright 2013 General Motors Company All Rights Reserved May 2013 Page 8 of 9 Day Sample 1 Observation Ammoniated Cleaner Sample 2 Observation high pH household cleaner
33、 Sample 3 Observation Methanol-water base cleaner Failure Point 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 Copyright General Motors Company Provided by IHS under license with General Motors C
34、ompanyNot for ResaleNo reproduction or networking permitted without license from IHSGM WORLDWIDE ENGINEERING STANDARDS GMW16950 Copyright 2013 General Motors Company All Rights Reserved May 2013 Page 9 of 9 Day Sample 1 Observation Ammoniated Cleaner Sample 2 Observation high pH household cleaner Sample 3 Observation Methanol-water base cleaner Failure Point 188 189 190 191 192 193 194 195 196 197 198 199 200 Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for Resale-,-,-
