Steel Buildings in Europe

Part 5: Joint Design 5 – 36 3.3.2 Beam web resistance e e e e e e 2 2 1 1 1 1 1 1 e p p p p p p p p 2,b F Ed F Ed F Ed F Ed 2,b 2,b e 2,b 1,b 1,b 1,b 1,b n 1 n 1 3.3.2.1 Bearing resistance of bolts on the beam web Basic requirement: F Ed ≤ F Rd F Rd = n b F b,hor,u,Rd F b,hor,u,Rd = Mu u,b w 1 b   dt f k where: k 1 =         2,8 1,7; 1,4 1,7; 2,5 0 1 0 1,b d p d e α b =          ; 1,0 ; 4 1 3 ; 3 u,b ub 0 2 0 2,b f f d p d e α v = 0,6 for 4.6 and 8.8 bolts = 0,5 for 10.9 bolts 3.3.2.2 Tension resistance of the beam web Basic requirement: F Ed ≤ F Rd F Rd = min( F Rd,n ; F Rd,b )