Skroef
0102030405
Galvanized fersinken krús oanboarjen screws
| Thread spesifikaasjes | ST2.2 | ST2.9 | ST3.5 | ST4.2 | ST4.8 | ST5.5 | ST6.3 | ST8 | ST9.5 | |||
| P | Pitch | 0.8 | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | 2.1 | 2.1 | ||
| in | Max | 1.6 | 2.2 | 2.6 | 2.8 | 3.2 | 3.6 | 3.6 | 4.2 | 4.2 | ||
| dk | Max | 3.8 | 5.5 | 7.3 | 8.4 | 9.3 | 10.3 | 11.3 | 15.8 | 18.3 | ||
| Min | 3.5 | 5.2 | 6.9 | 8 | 8.9 | 9.9 | 10.9 | 15.4 | 17.8 | |||
| k | Max | 1.1 | 1.7 | 2.35 | 2.6 | 2.8 | 3 | 3.15 | 4.65 | 5.25 | ||
| Slot Number | 0 | 1 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | |||
| M1 | Krúsfoarm | 1.9 | 3.2 | 4.4 | 4.6 | 5.2 | 6.6 | 6.8 | 8.9 | 10 | ||
| M2 | Zigzag slot | 2 | 3 | 4.1 | 4.4 | 4.9 | 6.3 | 6.6 | 8.8 | 9.8 | ||
| en | Referinsjewearde | Type C | 2 | 2.6 | 3.2 | 3.7 | 4.3 | 5 | 6 | 7.5 | 8 | |
| Typ F | 1.6 | 2.1 | 2.5 | 2.8 | 3.2 | 3.6 | 3.6 | 4.2 | 4.2 | |||
| Typ R | / | / | 2.7 | 3.2 | 3.6 | 4.3 | 5 | |||||
Hoe kinne jo in gaadlike selstapping skroef kieze
1. Selektearje troch materiaal: Selektearje ferskate sels-tapping screws basearre op it materiaal skaaimerken dy't moatte wurde spikere yn. Bygelyks, foar hurde materialen, kieze sels-tapping screws mei hege sterkte, passende lingte en diameter.
2. Neffens thread seleksje: Self-tapping screws hawwe meastentiids twa soarten: grof tried en fyn tried, en ferskillende triedden binne meastal geskikt foar ferskillende materialen.
3. Selektearje neffens de foarm fan 'e holle: De pentagonale kop sels-tapping screw is sterker as de gewoane rûne holle sels-tapping screw, mar de priis is ek relatyf heech.