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Included angle between pressure and trailing flanks of 52; standard form of thread has a pressure flank angle of 7; 'special' form has pressure flank normal to axis of screw. No rigid pitch/diameter relationship. Includes preferred series for diamet
| Author | BSI |
|---|---|
| Editor | BSI |
| Document type | Standard |
| Format | File |
| Confirmation date | 2017-07-01 |
| EAN ISBN | 0 580 35599 3 |
| ICS | 21.040.01 : Screw threads in general
|
| Number of pages | 26 |
| Year | 1950 |
| Country | United Kingdom |
| Keyword | BS 1657 ; BS1657 |