GMW GMW16711-2012 Emblem Vitreous Enamel (Cloisonn Issue 1 English《釉瓷景泰蓝的标志 第1次出版(英文版本)》.pdf
《GMW GMW16711-2012 Emblem Vitreous Enamel (Cloisonn Issue 1 English《釉瓷景泰蓝的标志 第1次出版(英文版本)》.pdf》由会员分享,可在线阅读,更多相关《GMW GMW16711-2012 Emblem Vitreous Enamel (Cloisonn Issue 1 English《釉瓷景泰蓝的标志 第1次出版(英文版本)》.pdf(3页珍藏版)》请在麦多课文档分享上搜索。
1、 WORLDWIDE ENGINEERING STANDARDS Material Specification GMW16711 Emblem Vitreous Enamel (Cloisonn) Copyright 2012 General Motors Company All Rights Reserved February 2012 Originating Department: North American Engineering Standards Page 1 of 3 1 Scope 1.1 Material Description. These emblems are cons
2、tructed of a Vitreous Enamel (Cloisonn) applied to a Gilders Bronze, UNS C21000 quarter hard per SAE J463, with chrome plate. 1.2 Symbols. Not applicable. 1.3 Typical Applications. This specification covers the performance requirements of a decorative exterior emblem. 2 References Note: Only the lat
3、est approved standards are applicable unless otherwise specified. 2.1 External Standards/Specifications. ASTM D870 SAE J2527 SAE J463 2.2 GM Standards/Specifications. GM6271M GMW3221 GMW14458 GMW14729 GMW3059 GMW3286 GMW14672 2.3 Additional References. TMC003 Material Safety Data Sheet guidance docu
4、ments (available at ). 3 Requirements 3.1 Requirements on Test Specimens. Reference GMW3221. Samples tested for initial submission purposes must meet all requirements of this specification. The requirements shown in 3.2, 3.3.1 and 3.3.2 shall be used for quality control purposes. All tests shall be
5、performed at 23 C 2 C and 50% Relative Humidity (RH) unless otherwise specified. 3.2 Plating Requirements. The chrome plated areas of the emblem shall meet the requirements of GMW14672. 3.2.1 Check plating thickness at all significant surfaces. 3.2.2 All plated surfaces shall be free of all surface
6、defects. 3.3 Corrosion Resistance. Vitreous Enamel (Cloisonn) shall show no adverse appearance defects (blisters, cracking, film lifting, etc.) or base metal corrosion. 3.3.1 Per GMW14729: 96 h humidity. 3.3.2 Per ASTM D870: 2 h water immersion. 3.3.3 Per GMW3286: 336 h neutral salt spray. 3.3.3.1 E
7、mblems must not show evidence of green, white, or red corrosion. 3.3.3.2 No surface corrosion after 80 h of neutral salt spray per GMW3286. 3.3.4 There shall be no evidence of base metal corrosion after exposure to 44 h Copper-Accelerated Acetic Acid Salt Spray (CASS) per GMW14458. 3.4 Weathering. 3
8、.4.1 Emblems must not show any evidence of objectionable surface deterioration, color or gloss change, or other undesirable effect after a 3500 kJ/m2 exposure at 340 N m in xenon arc weatherometer when set up as described in SAE J2527. Copyright General Motors Company Provided by IHS under license w
9、ith General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16711 Copyright 2012 General Motors Company All Rights Reserved February 2012 Page 2 of 3 3.4.2 Emblems mounted at a 5 angle from the horizon facing sout
10、h in Florida and at a 45 angle facing south in Arizona shall not show any evidence of objectionable surface deterioration when subjected to 14 644 MJ/m2 direct exposure. Objectionable surface deterioration shall be defined to include all visible surfaces. There shall be no objectionable change in co
11、lor, gloss, pitting or corrosion. In instances where xenon arc weatherometer and Florida/Arizona exposure results are in disagreement, the Florida/Arizona results will take precedence. 3.5 Adhesion. Emblems must meet the adhesive bond requirements as outlined in GM6271M. 3.6 Identification. All part
12、s shall be identified with a fabricators identification. If ink is used, it must not be easily rubbed off or cause any staining to materials with which it may come in contact. Any changes in marking inks must be approved by engineering before usage or adoption. 4 Manufacturing Process Not applicable
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
下载文档到电脑,查找使用更方便
10000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- GMWGMW167112012EMBLEMVITREOUSENAMELCLOISONNISSUE1ENGLISH 景泰蓝 标志 出版 英文 版本 PDF

链接地址:http://www.mydoc123.com/p-757844.html