5-22 The coupling is used to connect the two shafts together. Assuming that the shear stress in the bolts is uni- form, determine the number of bolts necessary to make the maximum shear stress in the shaft equal to the shear stress in the bolts. Each bolt has a diameter d. T R Prob. 5-22
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- 10/- find the bearing stress between bolts and plate 80 kN 80 kN 8-bolt DIA. 10 MM 80 kN 80 kN 8-bolt DIA. 10 MM 125 MPa 12.5 MPа О 250 MPа no one O 8 mm 300mm 3. 4) -O--O O 5,• 4. A flanged bolt coupling consists of eight steel 20-mm voits spaceu evenly around a bolt circle of300mm in diameter. Determine the torque capacity of the coupling it the allowable shearing stress in the bolts is 40MPa. Det the 4 ways to increace M3 HW 3 the torque capacity to 24 KN-m a) no. d bolts ) Ss d bolt: c) Dia of bolts Make sure that only one aspect i d) Dia of belt eircle) change vnad change vn adA 16 mm thick tension member is connected by two 6.25 mm spliced plates as shown. The tension member carries a service loads of dead load of 110 kN and a live load of 100 kN. 40, 80 , 40 , 40, 80 40 1625 mm 16 mm 1625 mm Fy 248 MPa Fu = 400 MPa Diam. of bolts = 16 mm Fnv = 300 MPa O Determine the nominal strength for one bolt due to shear. O Determine the nominal strength for one bolt due to bearing strength of the connection. ® Determine the number of bolts required for the connection.
- Five M20 8.8/ bolts are used in the connection between a beam and a column. Both sides of the cleat plate are welded to column using fillet weld (Manual metal arc AS4855 B-E43XX) with size of 5 mm. The design force transferred from beam to column is 300 kN. The cleat plate has thickness of 12 mm, fy = 300 MPa, and fü = 360 MPa. Determine the unit stress sustained by the weldTwo 75mmx8mm A36 steel plates are welded in a 10mm gusset plate. Assume a weld thickness of 7.5mm and that of electrode used is E70. Determine the following: 1. Total Length of weld if P=300KN 2. Load P based on block shear if L1=85mm and L2=92mm. Neglect end returns P -2-75mmx8mm plates 10mm-thk L1 gusset plate L2 end returnsThe welded frame beam connection consists of the framing angle 100 x 75 x12.5mm and the column W12 x 72. The welds are 9mm fillet welds made with E70 electrodes. All members are A36 steel. 12.5 mm a.) Determine Pu base on the capacity of the welds. Use LRFD design Factors. W 12x72 Angular Section 75 m 18.75 18.75 Angular section Angular section 800
- 4. A flanged bolt coupling consists of eight steel 20-mm voIs spaceu evenly around a bolt circle of300mm in diameter. Determine the torque capacity of the coupling if the allowable shearing stress in the bolts is 40MP.. Det the 4 ways to increare M3 HW 3 the torque capacity to 24 KN-m a) no. d bofts ) Ss d bolti c) Dia of bolts d) Dia of belt eircle) change vn ad Make sure that orly one aspect a9. The gusset shown is riveted to the column flange by 7-20mm diameter rivet single shear. Determine the stress in the most heavily loaded bolt. If the design shear stress is 400MPA, determine the ultimate load that the connections can carry. Using the design shear stress how much more torque can the connections carry? 140 kN 200 mm 175 mm 7- 20 mm bolts 150 mm 150 mm 150 mm5-22. The coupling is used to connect the two shafts together. Assuming that the shear stress in the bolts is uniform, determine the number of bolts necessary to make the maximum shear stress in the shaft equal to the shear stress in the bolts. Each bolt has a diameter d. T. R T Prob. 5-22
- A rigid bar AC is supported pinned supported at A and bar DB at B. See typical bolt connection detail. A concentrated weight, denoted as W is attached at the end of the rigid bar. L1 = 2.6 m L2 = 2.1 m H= 1.2 m W= 14 KN What is the required diameter of the bolt (in mm) at connection B given the allowable shearing stress to be 40 MPa ? Consider single shear. L1 L2 A B C H D इस W CONNECTION AT B(4) The A-36-steel band, made up of two halves, is 50 mm wide and is secured around the smooth rigid cylinder. If the bolts are tightened so that the tension in them is 2 kN, determine the normal stress in the band, the pressure exerted on the cylinder, and the amount of stretch that occurs in each half the band. 5 mm 200 mmCompute the nominal shear strength of an M107.5 of A572 Grad 65 steel.