Other - Bolts Welds - Class 10.9 Hexagon head bolts - 4A. Bolt resistances - Preloaded in tension-355

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Diameter of bolt	Tensile stress area	Tension resistance	Bolts in tension
Diameter of bolt	Tensile stress area	Tension resistance	Min. thickness for punching shear
d	A_s	F_t,Rd	t_min
mm	mm²	kN	mm
16	157	113	5.9
20	245	176	7.8
24	353	254	8.7
30	561	404	11.4

The minimum thickness is such that the design punching shear resistance B_p,Rd is equal to the design tension resistance F_t,Rd

Design Data