A cover-plate beam is made up of a W21x147 section with 300 mm x 12 mm plates attached to the top and bottom flanges and is fastened by two rows of 20 mm rivets. The beam is simply supported over a span of 6m and carries a uniformly distributed load of 270 kN/m including its own weight. The shear capacity of each rivet is 30 kN. a. Determine the distance from the centroid of the cover plate to the neutral axis of the built-up section. b. Determine the moment of inertia of the built-up section about its neutral axis. c. Determine the longitudinal pitch of the rivets. Properties of W21x147 Overall depth, d= 560 mm Moment of Inertia, I = 0.00151 mm4 flange d web W21x147

A cover-plate beam is made up of a W21x147 section with 300 mm x 12 mm plates attached to the top and bottom flanges and is fastened by two rows of 20 mm rivets. The beam is simply supported over a span of 6m and carries a uniformly distributed load of 270 kN/m including its own weight. The shear capacity of each rivet is 30 kN. a. Determine the distance from the centroid of the cover plate to the neutral axis of the built-up section. b. Determine the moment of inertia of the built-up section about its neutral axis. c. Determine the longitudinal pitch of the rivets. Properties of W21x147 Overall depth, d= 560 mm Moment of Inertia, I = 0.00151 mm4 flange d web W21x147

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Calculate the maximum tensile and compressive stresses in the section of BC of the beam. 75 mm 75 mm Empedopre|72 -75 mm 150 mm 50 mm EN SAMA 00 kN B 1.0 m 60 kN -1.5 m-> rode D 1.0 m
4-43 The center post B of the assembly has an original length of 124.7 mm, whereas posts A and C have a length of 125 mm. If the caps on the top and bottom can be consid- ered rigid, determine the average normal stress in each post. The posts are made of aluminum and have a cross-sectional area of 400 mm². Eal = 70 GPa. A 100 mm- B 100 mm- C 800 kN/m 125 mm 11800 800 kN/m
Q3) The beam system has a pin support at A, roller supports at D and F, and internal hinges at C. Find the deformations at C and E using the conjugate beam method. 10 kN A C D E F 100 kN-m k5 mt-5 m--5 m5 m-k10 m- = 100 x 10° mm*, and ICF Given: E = 200 GPa, IAC 50 x 10° mm“. %3D لقطة شاشة
Determine (a) the shear stress in the rivets and (b) the thickness "t" of the steel plate if the allowable bearing stress between the rivets and the plates is 110 MPa. 5-12 mm ø 50 KN 200 mrm o o o 50 KN 50 KN-C 50 KN
2. Assume that a 20mmØ rivet joins the plates that are each 110mm wide. The allowable stresses are 120 MPa for bearing in the plate material and 60MPA for shearing of rivet. Determine the minimum thickness of each plate 110 mm 20-mm 0
Problem 12 A plate is fastened to a fixed member by four 16mmP rivets arranged as shown. Compute the maximum shearing stress developed in the rivets. 30KN 100mm spacing 30KN
2. The lap joint is fastened with four 30-mm-diameter rivets. The working stresses are 84 MPa for the rivets in shear and 84 MPa for the plates in bearing. Find the maximum safe axial load P that can be applied to the joint. Assume that the load is equally distributed among the rivets... 35 mm KATIN 160 mm
lho H.W.2: 1,200 mm The load P produces an axial strain of -1,800 pe in post (2). Determine the axial strain in rod (1). (1) rigid plate 480 mm bare 1.5 mm 600 7. 100000\ 300 mm 300 mm 600 mm (2) S. 1,0 8 11 2,09 4 1, nd supported by two rods at A and- E naliad After load Pis applie
Where is/are the location(s) of the maximum transverese shear stress? A simple I-beam is loaded as shown. 20 mm P KN PKN PKN Į Į -C B с D L/4 m L/4 m Midspan at point C Roller at E at the NA Section B at the top fiber Pin A at point C Midspan at point D Roller E at point D L/4 m L/4 m OE 20 mm 20 mm- 250 mm 150 mm 150 mm A
The cantilevered W530 x 150 beam shown is subjected to a 7.5-kN force F applied by means of a welded plate at A. Determine the equivalent force-couple system at the centroid of the beam cross-section at the cantilever O. 0.58 m -5.3 m- 28 Answers: F = i+ i j) kN Mo = k kN-m
4-5 The A-36 steel rod is subjected to the loading shown. If the cross-sectional area of the rod is 60 mm², determine the displacement of B and A. Neglect the size of the cou- plings at B, C, and D. 60° 3.30 KN 2 kN D C B A 8 kN 60⁰ 3.30 KN 0.75 m 1.50 m 0.50 m 2 kN
#1. DETERMINE THE OF THE TRUSS UCE E = HORIZONTAL BY 10,000 kri A = Cein ² 4₁ = 4PT L₂ = JFT L3 = 12FT P = 44K DEFLECTION VIRTUAL AT JDant c work тетного 4FT B SFT 12 FT