1.12 A fillet-welded joint of 6 mm size is shown in the figure. The welded surfaces meet at 60-90 degree and permissible stress in the fillet weld is 108 MPa. The safe load that can be transmitted by the joint is 100 mm F F 810 50mm
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- Compute the nominal shear strength of an M107.5 of A572 Grad 65 steel.A plate is attached to the frame of a machine by two side fillet welds as shown. Determine the maximum safe load F that can be applied. Thickness of weld is 10 mm. Use an allowable shearing stress of 145 MPa thru the throats of the welds.For the rivet connection shown in figure 2-4, the allowable shearing stress in the 25mm rivets is 140 MPa. Assume the plates are adequate to transmit the load to the rivets. P= 60 KN. a) Determine the shearing stress in the most stressed rivet. b) Determine the maximum allowable value of P. c) If P=80 KN, determine the minimum diameter of rivets. USE NSCP 2015. Thanks.
- Regardless of the design load, the effective length of a 5/8 in. fillet weld that is subjected to stress in a longitudinal direction should not not be less than A. 2 in. B. 2 1/2 in. C. 3 in. D. 3 1/2 in.The pressure tank is fabricated from spirally wrapped metal plates that are welded at the seams in the orientation shown. The tank has an inside diameter of 700 mm and a wall thickness of 9.5 mm. For a gage pressure of 0.83 MPa, determine (a) the normal stress perpendicular to the weld (use positive for tension, negative for compression) and (b) the shear stress (absolute value) parallel to the weld. Assume β=32∘A flanged bolt coupling consist of 9 steel bolts evenly spaced around a bolt circle 300 mm. in diameter and 6 bronze bolts on a concentric bplt circle 200 mm. in diameter. What are the sizes of bolts diameters for steel and bronze, if the torque applied is 6,000 N-m and without exceeding the stress of 60 MPa in the steel and 40 MPa for the bronze? The ratio of the bolt diameter db / ds = 0.50. For steel, use Gs = 83 GPa and for bronze, Gb = 28 Gpa.
- The bracket is welded on one side of a steel column with 800mm of 6mm fillet weld. Determine the maximum shear stress on the weld.A flanged bolt coupling consists of six - ½ inch steel bolts evenly spaced around a bolt circle of 12 inch in diameter, and four – ¾ inch aluminum bolts on a concentric bolt circle 8 inches in diameter. With an applied torque of 260 kips*inch. determine the max shearing stress in the aluminum and steel bolt. Use Gst = 12x10 6 psi and Gal = 4x106 psiA plate is connected to the column using fillet welds as shown. The size of weld is 8 mm. Determine the following: a. Shear stress due to load alone b. Shear stress due to moment c. Maximum shear stress.
- A steel plate is used to connect a column and beam as shown in Fig. 3. The connection betweenthe beam and the plate is fillet welds. Given Q=150kN and Mx= -5kN-m (applied at centriod ofthe welds between the beam and the plate), determine maximum shear stress in the welds betweenthe beam and the plate.If the eyebolt is made of a material having a yield stress of Y = 275 MPa and the factor of safety F.S. = 1.45 against yielding, determinea. allowable stress in the eyebolt.b. minimum required diameter d of its shank.Subject: Steel design- Bolted Steel Connection *Use NSCP 2015 formula/guide to solve this problem *Use Handwritten A plate having a width of 400 and a thickness of 20mm is to be connected to two plates with thickness of 12mm by four rivets. The allowable shear stress for the rivets is 150 MPa and for bearing is 1.35 Fy. If the yield strength and the ultimate strength is 248 MPa and 400 MPa respectively. Determine the Following: a.) Required diameter of rivets w/o exceeding the aloowable stress in the shear. b.) Required diameter of rivets w/o exceeding the allowable stress in bearing. c.) Required diameter of rivets w/o exceeding the allowable stress in tension.