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EN 14399-10 (CS Bolt) - 2018 High-Strength Structural Bolting Assemblies for Preloading - System HRC - Bolt HRC with Countersunk Head


Unit: 毫米(mm)
L
Thread Size
d
M12 M16 M20
P Pitch
b L≤125
125<L≤200
L>200
ds max
min
dk max
min
k Nominal Size
max
min
r max
min
db Nominal Size
max
min
dc min
F1 min
F2 max
1.75 2 2.5
30 38 46
- 44 52
- - 65
12.7 16.7 20.84
11.3 15.3 19.16
24 32 40
23.16 31.16 39
8 10 13
8.75 10.75 13.9
7.25 9.25 12.1
1.6 1.6 2
1.2 1.2 1.5
7.7 11.3 14.1
8 11.6 14.4
7.4 11 13.8
8.36 12.43 15.6
11 13 15
16 18 20
Lg max
- - -
Thread Length
b
- - -

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