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High Strength Bolts With Large Hexagon Head For Steel Structure

NF E 25-801-3 - 2005

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法国NF E25-801-3 - 2005 NF25-801-3 25-801- High Strength Bolts With Large Hexagon Head For Steel Structure
Screw Thread
d
M12 M14 M16 M18 M20 M22 M24 M27 M30 M36
P Pitch
b L≤125
125<L≤200
200<L
k Nominal Size
max
min
s max
min
ds max
min
1.75 2 2 2.5 2.5 2.5 3 3 3.5 4
30 34 38 42 46 50 54 60 66 78
/ 40 44 48 52 56 60 66 72 84
/ / / / 65 69 73 79 85 97
7.5 8.8 10 11.5 12.5 14 15 17 18.7 22.5
7.95 9.25 10.75 12.4 13.4 14.9 15.9 17.9 19.75 23.55
7.05 8.35 9.25 10.6 11.6 13.1 14.1 15.1 17.65 21.45
22 24 27 30 32 36 41 46 50 60
21.16 23.16 26.16 29.16 31 35 40 45 49 58.8
12.7 14.7 16.7 18.7 20.84 22.84 24.84 27.84 30.84 37
11.3 13.3 15.3 17.3 19.16 21.16 23.16 26.16 29.16 35

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