Steel Buildings in Europe

Part 5: Joint Design 5 – 66 4.3.2 Beam web resistance 1,b 1,b 1,b 1,b e e e e p p p p p p p p p p p p 2,b 2,b 2,b 2,b p p 2 2 e e e e 1 1 1 1 1 1 1 1 1 1 1 1 Ed Ed Ed Ed F F F F 4.3.2.1 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 w,b 1 b u,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 4.3.2.2 Tension resistance of the beam web Basic requirement: F Ed ≤ F Rd,n F Rd,n = Mu u,b net,wb 0,9  f A where: A net,wb = 0 1 w w ac t h d n t 