SJ 2831-1987 PDF English
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| Std ID | Version | USD | Buy | Deliver [PDF] in | Title (Description) |
| SJ 2831-1987 | English | 179 | Add to Cart | 2 days [Need to translate] | Cross recessed large sperical head thread forming screws |
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Basic data
| Standard ID | SJ 2831-1987 (SJ2831-1987) |
| Description (Translated English) | Cross recessed large sperical head thread forming screws |
| Sector / Industry | Electronics Industry Standard |
| Classification of Chinese Standard | L93 |
| Word Count Estimation | 3,338 |
| Date of Issue | 11/10/1987 |
| Date of Implementation | 5/1/1988 |
| Regulation (derived from) | Industry-Science (2010) No. 77 |
| Summary | This standard specifies the thread size for ST3, ST4 large spherical cross recessed head tapping locking screw type, size. |
