QB/T 2404-2010 PDF English
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QB/T 2404: Historical versions
| Std ID | Version | USD | Buy | Deliver [PDF] in | Title (Description) |
| QB/T 2404-2010 | English | 239 | Add to Cart | 3 days [Need to translate] | Main springs of watches |
| QB/T 2404-1998 | English | 319 | Add to Cart | 3 days [Need to translate] | Main Springs of Watches |
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Basic data
| Standard ID | QB/T 2404-2010 (QB/T2404-2010) |
| Description (Translated English) | Main springs of watches |
| Sector / Industry | Light Industry Standard (Recommended) |
| Classification of Chinese Standard | Y11 |
| Classification of International Standard | 39.040.10 |
| Word Count Estimation | 9,972 |
| Date of Issue | 2010-04-22 |
| Date of Implementation | 2010-10-01 |
| Older Standard (superseded by this standard) | QB/T 2404-1998 |
| Quoted Standard | GB/T 2828.1; GB/T 2829 |
| Regulation (derived from) | ?Industry-Science (2010) No.96; Industry Standard Filing Announcement 2010 No.6 (Total No.126) |
| Issuing agency(ies) | Ministry of Industry and Information Technology |
| Summary | This standard specifies the watch mainspring product categories, technical requirements, test methods, inspection rules and signs, packaging, transport and storage. This standard applies to mechanical watches clockwork. |