Steel Design (Activate Learning with these NEW titles from Engineering!)
6th Edition
ISBN: 9781337094740
Author: Segui, William T.
Publisher: Cengage Learning
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Question
Chapter 7, Problem 7.4.4P
To determine
(a)
The number of bolts using Load and Resistance Factor Design (LRFD).
To determine
(b)
The number of bolts using Allowable Strength Design (ASD).
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A double-angle shape, 2L7 3 4 3 3⁄8, is used as a tension member. The twoangles are connected to a gusset plate with 7⁄8-inch-diameter bolts throughthe 7-inch legs, as shown in Figure P3.4-5. A572 Grade 50 steel is used.a. Compute the design strength.b. Compute the allowable strength.
The 1 × 8 plate is shown in the figure. The holes are for 3/4-in Ø bolts. Compute the net area of each of the given members. (Ans. 6.44 in^2)
subject: Steel Design
1. A992 steel is used for the tension member shown. The bolts are 3/4 inch in diameter. The connection is to a 3/8 in.thick gusset plate.
a. Determine the nominal strength based on the gross area.
b. Determine the nominal strength based on the effective net are.
Chapter 7 Solutions
Steel Design (Activate Learning with these NEW titles from Engineering!)
Ch. 7 - Prob. 7.3.1PCh. 7 - Prob. 7.3.2PCh. 7 - Prob. 7.4.1PCh. 7 - Prob. 7.4.2PCh. 7 - Prob. 7.4.3PCh. 7 - Prob. 7.4.4PCh. 7 - Prob. 7.4.5PCh. 7 - Prob. 7.4.6PCh. 7 - Prob. 7.6.1PCh. 7 - Prob. 7.6.2P
Ch. 7 - Prob. 7.6.3PCh. 7 - Prob. 7.6.4PCh. 7 - Prob. 7.6.5PCh. 7 - Prob. 7.6.6PCh. 7 - Prob. 7.7.1PCh. 7 - Prob. 7.7.2PCh. 7 - Prob. 7.7.3PCh. 7 - Prob. 7.8.1PCh. 7 - Determine the adequacy of the hanger connection in...Ch. 7 - Prob. 7.9.1PCh. 7 - Prob. 7.9.2PCh. 7 - Prob. 7.9.3PCh. 7 - Prob. 7.9.4PCh. 7 - Prob. 7.9.5PCh. 7 - Prob. 7.11.1PCh. 7 - Prob. 7.11.2PCh. 7 - Prob. 7.11.3PCh. 7 - Prob. 7.11.4PCh. 7 - Prob. 7.11.5PCh. 7 - Prob. 7.11.6PCh. 7 - Prob. 7.11.7PCh. 7 - Prob. 7.11.8PCh. 7 - Prob. 7.11.9PCh. 7 - Prob. 7.11.10P
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- A36 steel and 3/4 in bolts are used in the bolted splice shown in figure P4.48 . Consider yield, net section rupture, and block shear rupture. a) Determine design strength by LRFD and b) the allowable strength by ASD.arrow_forwardA double-angle shape is shown in the figure. The steel is A36, and the holes are for 1/2-inch-diameter bolts. Assume the Ae = 0.75An.a) Determine the allowable tensile strength for ASD.b) Determine the design tensile strength for LRFD.arrow_forwardA992 steel is used for the tension member shown. The bolts are ¾ inch in diameter. The connection is to a ⅜ inch thick gusset plate. A. Determine the nominal strength based on the gross area. B. Determine the nominal strength based on the effective net area.arrow_forward
- The bolts in the lap joint shown are 22mm in diameter and 25mm diameter holes. The plates are A36 steel with Fy = 250MPa and Fu = 400Mpa. For this problem, x1 = 500mm, x2 = 160mm, x3 = 60mm and t = 12mm. The allowable stresses are: Bearing Stress on projected area of the plates Fp = 1.5Fu Tension on net area of plates, Ft = 0.5Fu Shear on plates, Fy= 0.3Fu Shear strength of bolt, Fv= 210 Mpa a.) Determine the value of P based on bolt shear b.) Determine the value of load P based on bearing on projected area on plate (area in contact with the plate and bolts) c.) Determine the value of P based on block shear (use net area for block shear and use the diameter of hole)arrow_forwardThe PL ⅜×7 tension member is connected with three 1-inch-diameter bolts, as shown in figure below. The steel is A36. Assume that Ae=An and compute the following: a. The design strength for LRFD b. The allowable strength for ASDarrow_forwardA double-angle shape, 2-L6 × 6 × 5⁄8, is connected to a 5⁄8-inch gusset plate as shown in the figure. Determine the maximum total service load that can be applied if the ratio of dead load to live load is 3.50. The bolts are 7⁄8-inch-diameter. A572 Grade 50 steel is used for the angle (Fy = 350 MPa; Fu = 450 MPa), and A36 steel is used for the gusset plate (Fy = 250 MPa; Fu = 400 MPa). Assume bolt shear strength is NOT critical. Check both the capacity of the tension member and the gusset plate (Hint: for gusset plate, only block shear and bearing strength may be checked). Use LRFD specifications. Note: The gage distances are 2 inches each. AISC (13TH EDITION) (3DECIMALS) need in 3hours pleasee.arrow_forward
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