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Steel Hexalobular Head Bolts With Small Flange

DIN 34800 - 2005

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德标DIN 34800 - 2005 DIN34800 34800DIN Steel Hexalobular Head Bolts With Small Flange

 *Models with different eras.

Screw Thread
d
M4 M5 M6 M8 M10 M12 M14 M16 M18 M20
P Pitch
Fine Thread
Very fine thread
b
dc max=nominal size
ds max
min
dt
k max
min
0.7 0.8 1 1.25 1.5 1.75 2 2 2.5 2.5
/ / / 1 1.25 1.5 1.5 1.5 2 2
/ / / / 1 1.25 / / 1.5 1.5
35 40 50 65 80 80 80 80 80 80
7.88 8.88 10.88 13.73 16.83 18.83 21.93 25.09 28.04 31.09
4 5 6 8 10 12 14 16 18 20
3.82 4.82 5.82 7.78 9.78 11.73 13.73 15.73 17.73 19.67
4.6 5.55 7.3 9.2 10.95 12.65 16.4 18.15 21.85 21.85
4.5 5.5 6.5 8.2 10 12 14 16 18 20
4.25 5.25 6.25 7.95 9.75 11.75 13.75 15.75 17.75 19.75