Legend:
l – length of bolt
d – the nominal diameter of the thread
k – head height
c – thickness of the mounting collar
t – groove depth
dk – head diameter
TX – Torx
Makings:
Steel: 8.8,10.9,12.9
Stainless: A2
Plastic: –
Non Ferrous: –
Thread: 6g, 5g6g for strength 12.9
Table according to ISO 7380-2:
thread d | M3 | M4 | M5 | M6 | M8 |
dc min. | 5,74 | 8,24 | 10,4 | 12,2 | 16,4 |
k max. | 1,65 | 2,2 | 2,75 | 3,3 | 4,4 |
A | 10 | 20 | 25 | 30 | 40 |
t max. | 1 | 1,4 | 1,6 | 1,9 | 2,6 |