400 400 Jok N 330 375 j central support diameter = 70mm x 5.5 mm wall thickness i) Using 270 electrodes, find the required weld length to attach central support to base ii) Comparing weld size to the wall thickness of tube, where is the likely point of failure in the connection.

S Example 8.7 An ISA 200x100x10 angle LO 3 is welded to a steel plate by means of fillet welds as shown in Fig. 8.17. The angle is subjected to a static force of 150 kN and the permissible shear stress for the weld is 70 N/mm². Determine the lengths of weld at the top and bottom. 1₁ 150 kN TAILL Y2 200 12 - IG 100- 12 71.8 150 KN -10

The bracket shown is welded by an E70 electrodes fillet weld and is subjected to a factored load Pu=290KN a.) Determine the polar moment of inertia of the group of welds. b.) Determine the max force per mm to be resisted by the weld as shown. c.) Determine the fillet weld size required for the connection. P = 290 kN 175 mm 150 mm Channel Section 500 mm Welding at the back of the channel

The connection shows a PL10X200 loaded in tension and welded to a gusset plate 10mm thick. Calculate the following, assuming A992 steel is used. Use U =0.85. The weld thickness is ómm and the electrode is E70 (485MPA). PL 10 X 200 350mm What is the allowable weld connection strength (kN)?

Determine the net critical width of the riveted connection shown. Plate thickness is 25mm, and rivet diameter is 20 mm. Assume that the rivet hole is 3 mm larger than the rivet diameter.

a. Determine the design strength of a 1-in length of a 1/4-in fillet weld formed by the shielded metal arc process (SMAW) and E70 electrodes with a minimum tensile strength FEXX = 70 ksi. Assume that load is to be applied parallel to the weld length.b. Repeat part (a) if the weld is 20 in long.c. Repeat part (a) if the weld is 30 in long.

For the given riveted connection shown, having the allowable stresses: Fy = 248 MPa Fy = 150 MPa (shear stress) Tensile stress=0.60 Fy Bearing stress = 1.35 Fy Rivet hole has a diameter 2mm greater than the rivet diameter. The main plate has a width of 300mm and a thickness of 20mm. Determine the diameter of rivets such the shear capacity of the rivets is equal to its bearing capacity. Also, compute the maximum value of P so as not to exceed the allowable tensile stress of plates. P- O JAK O O 300 mm -P/2 -P/2

For the given riveted connection shown, having the allowable stresses: Fy = 248 MPa Fy = 150 MPa (shear stress) Tensile stress = 0.60 Fy Bearing stress = 1.35 Fy Rivet hole has a diameter 2mm greater than the rivet diameter. The main plate has a width of 300mm and a thickness of 20mm. Determine the diameter of rivets such the shear capacity of the rivets is equal to its bearing capacity. Also, compute the maximum value of P so as not to exceed the allowable tensile stress of plates. 300 mm t/2 -P/2 P- -P/2

A 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.

See the image. Two steel plates are welded together. The thickness of the bottom plate is 10mm and the thickness of the top plate is 8mm. What is the maximum and minimum sizes of the weld.