Steel Buildings in Europe

Part 5: Joint Design 5 – 26 3.2.4 Buckling resistance of the fin plate Lateral-torsional buckling of the fin plate 8 . Basic requirement: V Ed  V Rd If z > 0,15 p t then V Rd =       M0 el,p y,p M1 p,LT el,p ; 0,6 min   f z f W z W Otherwise V Rd = M0 y,p el,p  f z W where: W el,p = 6 2 p p t h f p,LT is the lateral torsional buckling strength of the plate obtained from BS 5950-1 Table 17 [10] (See Appendix A) and based on λ LT as follows: λ LT = 1/ 2 2 p p p 1,5 2,8         t z h z is the lever arm z p is the horizontal distance from the supporting web or flange to the first vertical bolt-row 3.2.5 Shear resistance of the beam web 3.2.5.1 Shear and block tearing resistance e e e e e e g h g h 2,b 2,b 2,b 1,b 1,b e h e h Ed Ed Ed h e 1,b V V V g h n 1 3 2 2 3 4 1 1 Critical section in plain shear 2 Shear failure 3 Tension failure 4 Block shear failure tearing out of shaded portion Basic requirement: V Ed ≤ V Rd,min V Rd,min = min( V Rd,g ; V Rd,n ; V Rd,b )