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Torsional shear type high strength bolt for structural connection

JSS II 09 (-1) - 1996

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日标JSS II09 (-1) - 1996 JSS09 09JSS Torsional shear type high strength bolt for structural connection
Screw Thread
d
M16 M20 M22 M24 M27 M30
ds Nominal Size
max
min
dc min
k Nominal Size
max
min
z
dp Nominal Size
max
min
r
b min=nominal size
max
16 20 22 24 27 30
16.7 20.8 22.8 24.8 27.8 30.8
16 19.6 21.6 23.6 26.6 29.6
27 34 38.5 43 49 55
10 13 14 15 17 19
10.8 13.9 14.9 15.9 17.9 20
9.2 12.1 13.1 14.1 16.1 18
15 18 19 20 22 24
11.3 14.1 15.4 16.8 19 21.1
11.6 14.4 15.7 17.1 19.3 21.4
11 13.8 15.1 16.5 18.7 20.8
1.2~2 1.2~2 1.2~2 1.6~2.4 1.6~2.4 2.0~2.8
30 36 40 45 50 55
35 42 46 51 56 61