Current Attempt in Progress Two 4-in.-wide wooden boards are to be joined by splice plates that will be fully glued onto the contact surfaces, as shown in the figure. The glue to be used can safely provide a shear strength of 150 psi. Determine the smallest allowable length L that can be used for the splice plates for an applied load of P = 13,000 lb. Note that a gap of a = 0.8 in. is required between boards (1) and (2). (1) (2) Answer: L = in.
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- 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.The pin in the image shown below must transfer an axial tension force of 12.7 kN. Calculate the minimum pin diameter. Use Shear stress-D0.4"Yield strength. Assume material is 1020 hot-rolled steel. * P2 Shear Planes PinWhat is the manufacturing tensional yield strength (lbf) of grade S135 drill pipe? a. This is a trick question because drill pipe size is not provided b. The answer can’t be calculated because the length of the pipe is not given c. The yield strength is 135000 psi and is a property of the steel d. The yield strength is 135000 psi and depends on the cross-sectional area
- What is the safe strength of a 5/16 in. fillet weld if it's actual length is 3 1/2 in. and the allowable unit stress in shear is 13,600 psi? A. 8650 lb B. 9420 lb C. 10,500 lb D. 11,800 lbDetermine the shear Load that act on the fillet weld that joining two plates together if the working stress is 11300 Ib/in? ThroatA 100 x 100 x 10 mm angle is to be welded to a gusset plate. The angle carries a load of 200 kN applied along its centroidal axis which is 28.7 mm above the short leg as shown in the figure. Use an 8 mm fillet weld with a minimum tensile strength Fu = 483.33 MPa. Determine the length of a transverse fillet weld along the edge of the angle in order to avoid eccentricity of loading. Determine the length of side fillet weld required at the heel. Determine the length of side fillet weld required at the toe.
- In the hanger shown, the upper portion of link ABC is 3/8 in. thick,and the lower portions are each 1/4 in. thick. Epoxy resin is usedto bond the upper and lower portions together at B. The pin at Ais of 3/4 in. diameter while a 3/8 in. diameter pin is used at C.Determine:(a) the shearing stress in pin A (b) the shearing stress in pin C (c) the largest normal stress in link ABC (d) the average shearing stress on the bonded surfaces at B (e) the bearing stress in the link at CThe wooden members A and B are to be joined by plywood splice plates that will be fully glued on the surfaces in contact. The clearance between the ends of the members is to be 11 mm, the length of the plywood is L = 288 mm and the width of the wood is W = 119 mm. Find the shearing stress (in Mpa) in the glue if P = 35.9 kN. Round off the final answer to two decimal places.A steel bar is attached to a wood support beam with four 22 mm diameter lag screws, as shown in the figure. The steel bar is 69-mm-wide by 8-mm-thick. For the steel bar, the yield strength is 235 MPa and the ultimate bearing strength is 350 MPa. The ultimate shear strength of the lag screws is 155 MPa. Factors of safety of 1.70 with respect to yield strength and 3.0 with respect to bearing strength are required for the bar. A factor of safety of 2.9 with respect to the ultimate shear strength is required for the lag screws. Determine the allowable load P that can be supported by this connection. (Note: Consider only the gross cross-sectional area of the bar-not the net area.) Support beam Answer: Pallow= 0000 P Steel bar KN
- A L 3 x 2 x ¼ is connected to a gusset plate via six bolts. The nominal diameter of the bolt is 0.25 inches, the pitch spacing is 1.75 inches, the gage spacing is 2 inches, and the thickness of the connection is (¼) inch. The yield stress is 50 Ksi and the ultimate stress is 60 Ksi. Consider section line (a-a') for the analysis. . a. What is the effective net area (Ae) of the angle section in inches2 [a-a']?(The shear lag factor is "0.80") b. What is the design tensile yielding strength in Kips for the steel member? c. What is the design tensile rupture strength in Kips for the steel member? d. What is the minimum Factor of Safety if a tensile load of 23 Kips is applied to the angle section? please make sure the answer is correct 100% I only need the final answersProblem 2 A tension plate shown below is used to support suspended load "T. Gusset Plate F, = 248 MPa Fu = 400 MPa 200 mm a) Determine the allowable tensile capacity of the plate if L= 240 mm, (Assume weld strength is satisfactory).-Q1: Choose the correct answer 1. If the control column slenderness (KL/r) for W12x72 section column equal to 47.73. The elastic critical buckling stress (F.) is a) 127.6 ksi b) 58.7 ksi c) 100 ksi 2. If the size of welding equal to 0.25" and length of weld equal to 5 then the value of ß is a) 0.8 b) 2 c) 1 3. If The tension member is a 4 in. x 3/8 in. thick rectangular bar. It is welded to a 1/2 in. thick gusset plate then the minimum size of welded is a)3/8" b) 1/2" c) none of a or b 4. If The tension member is a 4 in. x 3/8 in. thick rectangular bar. It is welded to a 1/2 in. thick gusset plate then the minimum size of welded is a)1/4" b) 7/16" c) none of a or b 5. If Fexx for used welded connector is 70 ksi then Fw is equal to b) 42 a) 18 c) 70