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Units
ISO Standard Thread
M1
M1,6
M2
M2,5
M3
M4
M5
M6
M8
M10
M12
M16
M20
M24
M30
M36
M42
M48
SI
Imperial
Property Class
10.9
8.8
4.8-6.8
3.6-4.6
Thread Pitch
Coarse
Fine
Minimum Engagement
1
Thread Total Length
Hole Total Length
MATERIAL
E
T
H
""
""
""
Cast iron materials
Copper alloys
Aluminium casting alloys
Aluminium alloys, age-hardened
Aluminium alloys, not age-hardened
Plastics
1)
According to DIN 77