QB/T 4774-2014 PDF English
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| QB/T 4774-2014 | English | 289 | Add to Cart | 3 days [Need to translate] | Synthetic sapphire watch glasses |
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Basic data
| Standard ID | QB/T 4774-2014 (QB/T4774-2014) |
| Description (Translated English) | Synthetic sapphire watch glasses |
| Sector / Industry | Light Industry Standard (Recommended) |
| Classification of Chinese Standard | Y11 |
| Classification of International Standard | 39.040.10 |
| Word Count Estimation | 11,185 |
| Date of Issue | 7/9/2014 |
| Date of Implementation | 11/1/2014 |
| Quoted Standard | GB/T 2828.1; GB/T 2829; GB/T 10111; GB/T 10125; GB 10810.3; GB/T 18449.1; QB/T 2813.1-2006 |
| Regulation (derived from) | Ministry of Industry and Information Technology Notice No. 47 of 2014 |
| Issuing agency(ies) | Ministry of Industry and Information Technology |
| Summary | This Standard specifies the synthetic sapphire watch glass (referred to as "watch glass") the terms and definitions, requirements and test methods, inspection rules, marking, packaging, transportation and storage. This Standard applies to the manufacture |
