Find the net area of the given tension member. Consider only the fracture plane passing from points C-D-E. (Fnet = ? cm²) M16 30 50 OC 50 8 8 8 50 301 OE I 45,40 210 x 8 mm2 210
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- The vertical member shown in Figure STCN17.02 consist of two angles welded to the 8-mm thick gusset plate. Given the following data: Angle size: 75 mm x 50 mm x 6 mm (long legs back-to-back) Area of one angle = 738 mm Size of weld = 6 mm Yield strength of steel, Fy = 248 MPa Allowable weld shear stress, F, = 124 MPa a = 25 mm a. Determine the safe capacity of the vertical member in kN. b. If P= 185 kN, determine the length of weld L2 (mm) such that each weld have equal shear stress. Neglect end returns. c. If L1 = 140 mm and L2 = 70 mm, determine the safe load P (kN) based on weld capacity assuming all welds have equal stress. AP L1 L2Question-03: The steel tie bar shown in Figure 2 is to be designed to carry a tensile force of magnitude P = 30 kips whenbolted between double brackets at A and B. the bar will be fabricated from 0.6inches thick plate. Forthe grade of steel to be used, the maximum allowable stresses are: Normal stress = σn = 25 ksi, Bearingstress = σb = 55 ksi and Shearing stress = τ = 5.4ksi. Solve for the values of (a) the diameter d of thebolt, (b) the dimension b at each end of the bar and (c) the dimension h of the bar.Compute the nominal shear strength of an M107.5 of A572 Grad 65 steel.
- The axial load 396 kN applied to the lap joint is distributed equally among the three 20.6-mm-diameter rivets. What is the maximum tensile stress (in MPa) in the plate if w = 135.4mm and t = 27.1mm? Round off the final answer to three decimal places.The angle bracket shown, 75 mm x 75 mm x 15 mm thick, is 200 mm long. It is connected to the 16 mm thick flange of the column support with 2 of 16 mm diameter bolts. The bracket is subjected to a load of 42 kN from beam A. Assume that the load is applied concentrically at the connection. 1. Determine the resulting bolt shear stress in MPa 2. Determine the resulting bolt shear stress in MPa 3. Determine the critical bolt shearing stress in MPaThe following solid aluminum bar (E = 10,000 ksi; α = 11.70E-06/F) is located between two fixed supports. Segment AB has a diameter of 3 inches and segment CB has a diameter of 2 inches. The load P is equal to 25 kip and the temperature increases by 50°F. Determine: a. The reactions at the supports. Answ: Cy = 17.938 kip (downward); Ay = 42.938 kip (upward). b. The deformation at point B. Answ: 2.693E-03 pulg. c. The stress in both segments. Anws: 5.709 ksi, 6.07 ksi.
- A steel bracket of solid circular crosssection is subjected to two loads, each of which isP = 4.5 kN at D (see figure). Let the dimension variablebe b = 240 mm.(a) Find the minimum permissible diameter dminof the bracket if the allowable normal stress is110 MPa.(b) Repeat part (a), including the weight ofthe bracket. The weight density of steel is77.0 kN/m3.b. Calculate "P" in KN considering tension failure on net area Two A36 16mm Thick Steel Plates Are Connected By Four Rivets With Fv=152 MPa As Shown. Given: Rivet Dia 20 mm x=100 mmA horizontal beam AD is supported by an inclined strut CB carries a load W = 2.4KN at the position shown. The strut which consists of one bar is connected to the beam by a bolt passing through the three bars meeting at joint C. BC is 75mm wide and 10mm thick strut while AD is 100mm wide by 10mm thick rigid bar. (a)What is the minimum required bolt diameter in at C if the allowable bolt shear is 68MPa? (b)Determine the stress in strut BC. (c)Determine the bolt stress at A if its diameter is 20mm.
- What is the minimum required bolt diameter (mm) at C ifthe allowable bolt shear stress is 68 Mpa.a. 9 mm c. 11 mmb. 10 mm d. 12 mm Determine the stress (Mpa) in strut BC.a. 5.6 MPa c. 3.2 MPab. 2.8 MPa d. 6.4 MPa Calculate the bolt stress (Mpa) at A if its diameter is 20mm.a. 7.64 MPa c.11.46 MPab. 3.82 MPa d.14.92 MPaUse principles of steel solution. explain each step STEEL DESIGN Beam CD is simply supported at C and D. 1. Compute the maximum bending stress of beam CD. 2. By investigation, the beam CD has an allowable bending stress, Fb = 94MPa. To strengthen the beam, 2 cover plates of 10 mm thick are to beadded on the top and bottom flanges as shown in Figure ST - 903. 3. Compute the required width of the cover plates. 4. Compute the cut off point of the cover plates from each support at C and D.The steel tie bar shown in Figure 2 is to be designed to carry a tensile force of magnitude P = 30 kips whenbolted between double brackets at A and B. the bar will be fabricated from 0.5* ? inches thick plate. Forthe grade of steel to be used, the maximum allowable stresses are: Normal stress = σn = 25 ksi, Bearingstress = σb = 55 ksi and Shearing stress = τ = 4.5* ? ksi. Solve for the values of (a) the diameter d of thebolt, (b) the dimension b at each end of the bar and (c) the dimension h of the bar.