Legend:
d1 – the nominal diameter of the thread
k – head height
d2 – head diameter
t – groove depth
L – length of bolt
A – groove
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 TX:
thread d | M3 | M4 | M5 | M6 | M8 | M10 | ||
dc min. | 5,74 | 8,24 | 10,4 | 12,2 | 16,4 | 20,22 | ||
k max. | 1,65 | 2,2 | 2,75 | 3,3 | 4,4 | 5,5 | ||
s | 2 | 2,5 | 3 | 4 | 5 | 6 |