P Pearson Homework 10-3: Compute the net area of each of the given members. Use standard-size bolt holes for all problems. И W8 X 18 ☑ 34 in bolts I w8x18 (A=5.26 IN³, t=0.330 IN, tw = 0.230 IN) Bolt are 3/4" $ Search Copyright © 2018, 2012, 2008, 2003 by Pearson Education, Inc. 99+ Ai
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- Find the available strength of the S-shape shown in the figure. The holes are for 3/4-inch- diameter bolts. Use A36 steel. Use LRFD Use ASD (1 (2) 3½" I S15 × 50 $23/4" CIVIL ENGINEERING- STEEL DESIGN 1½" 12" e b С d Answer VUZMGLA bolted connection shown is made up of 2L150 x 100 x 9.5 mm. The angle is made of A-36 steel and the bolts have diameter of 22 mm. Properties of 2L150 x 100 x 9.5 mm: A = 4660 mm2 t = 9.5 mm Fy = 248 MPa Fu = 400 MPa Properties of 20 mm A-325 bolts: Fu = 400 MPa 50 50 50 50 50 50,50 힝힝이어 Gusset Plate 9.5mm 100mm Gusset Plate 100mm 31.25 62.5 T 56.25 a. Nominal dimension of hole diameter, dn = 25 mm b. Determine the ultimate shear capacity (kN) of the connection. c. Determine the ultimate tearing capacity (kN) of the connection if the shear lag factor, U = 0.75.Topic:Bolted Steel Connection - Civil Engineering *Use latest NSCP/NSCP 2015 formula to solve this problem *Use hand written to solve this problem *Kindly refer my picture attached presented formula for block shear . The butt connection shows 8-22 mm dia. A325 bolts spaced as follows: S1 = 40 mm S3 = 50 mm t1 = 16 mm S2 = 80 mm S4 = 100 mm t2 = 12 mm Steel strength and stresses are: Fy = 248 MPa Fu = 400 MPa Allowable tensile stress on the gross area = 148 MPa Allowable tensile stress on the net area = 200 MPa Allowable shear stress on the net area = 120 MPa Allowable bolt shear stress, Fv = 120 MPa Bolt Hole diameter = 25 mm Questions: A. Based on block shear strength
- Determine the design strength of an UNP300 with four lines if 20 mm diameter bolts in standard holes, as shown in the Figure below. 1= 20 mm 60 60 60 60 60 60, 60, 60, 60,60 UNP 300 F, = 370MPA F = 240MPa o o оо o o o oFor the two lines of M20 bolts shown in the figure, determine the design tensile strength (kN) of the plate if it is 12mm thick. Use the pitch (s) that gives it a net area DEFG equal to the one along ABC. D 50 3. 50 50 IG ic Pitch PitchA) The 3/4 in x 15 in plate has 4 rows (or horizontal lines) of bolts. Each row has 3 bolts. The bolt diameter is 7/8 in. Determine the gross area (Ag) and the net area (An) 3/4 15 O O O O O O Q O O 3" 3 27 3 784 Bolts Pet *
- The bolted connection shown in Figures is connected with 3/4-in-diameter bolts in standard holes. The plate material is A36 steel. By using strength level design (LRFD), find the available tensile strength of the plates. u=0.8 (5)-¾" bolts 4" C12× 20.7 | 4½" ,3" , 4½" |The plate splice shown in the figure below has 9 – 3/4 inch diameter A325-N type bolts (Group A, N type) on each side. Based on the shear strength of bolts only, the maximum Pu that can be applied to the splice is equal to: Group of answer choices 202 kips 322 kips 161 kips 405 kipsDetermine the maximum factored LRFD tensile force capacity in tension only (no block shear). The angle is ASTM A36 steel. X = 0.7 Y = 3.8 Z=1/2 Round your answer to 2 decimal places. Your Answer: Incorrect The answer is 77.15 ± 1%. 1/2" X" bolts 1½" Gusset plate -L3 X 3 X Z Tu I
- Situation 3: A steel plate is 300 mm wide and 10 mm thick with 4 bolts (22mm dia) cut into the plate as shown. Hole diameter -diameter of bolt +2 mm. Use Fy-248 MPa and Fu-400 MPa Given: $1 - 60mm, 52-55mm, $3-75mm, g1-80mm.g2-80mm. g3 - 80 mm al CO 34 FO al 10 1 1. Which of the following nearly gives the critical net area? T+Problem. A bolted connection shown consists of two plates 300 mm x 12 mm connected by 4 - 22 mm diameter bolts. 12 mm bolts T12 mm te12 mm P 300 75 75 75 Edge distances = 75 mm %3D dnole for tensile and rupture = dp +3 mm %3D dnole for bearing strength for Lec = d + 1.5 mm Fy = 248 MPa Fu = 400 MPa %3D En 330 MPa %3D Use LRFD design method. Determine the design strength due to tensile rupture strength of plates. (kN)Calculate the critical net area (mm²) for the tension member shown. The bolts are M22. 40 65 90 115 90 65 PL22X360