Connect 1-semester Access Card For Shigley's Mechanical Engineering Design
10th Edition
ISBN: 9780077591632
Author: Richard G Budynas; Keith J Nisbett
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 8, Problem 32P
(a)
To determine
The minimum number of bolt required to prevent the yielding of the bolt.
(b)
To determine
The minimum number of bolt required to prevent the joint separation.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Design of a bolted assembly using a single M16x2 class 8.8 coarse-thread bolt has resulted in a joint where bolt stiffness is k, = 6 N/mm and the overall member stiffness - 18 N/mm. The fastener is to be reused (nonpermanent).
Question 1
Value of joint stiffness constant:
0.25
4.0
0.5
0.1
Question 2
Magnitude of bolt tightening load (preload) Fi [kv]:
85
71
94
63
Bolt properties: M14 x2 ISO 5.8
(a) Determine a suitable length for the bolt, use preferred size.
(b) Determine the bolt stiffness.
(c) Determine the stiffness of the members.
(d) Evaluate Yielding, Load and Joint Separation factor of safeties if the joint is permanently bolted.
An M30 × 3.5 ISO grade 8.8 bolt is used in a joint at a preload levelrecommended for reused connections, and the joint is subject to a repeated tensilefatigue load of P = 65 kN per bolt. The joint constant is C = 0.25.a) Determine the static load factors; b) The factor of safety guarding against a fatigue failure based on the Goodmanfatigue criterion
Chapter 8 Solutions
Connect 1-semester Access Card For Shigley's Mechanical Engineering Design
Ch. 8 - A power screw is 25 mm in diameter and has a...Ch. 8 - Using the information in the footnote of Table...Ch. 8 - Show that for zero collar friction the efficiency...Ch. 8 - A single-threaded power screw is 25 mm in diameter...Ch. 8 - The machine shown in the figure can be used for a...Ch. 8 - The press shown for Prob. 8-5 has a rated load of...Ch. 8 - For the screw clamp shown, a force is applied at...Ch. 8 - The C clamp shown in the figure for Prob. 8-7 uses...Ch. 8 - Find the power required to drive a 1.5-in power...Ch. 8 - A single square-thread power screw has an input...
Ch. 8 - Prob. 11PCh. 8 - An M14 2 hex-head bolt with a nut is used to...Ch. 8 - Prob. 13PCh. 8 - A 2-in steel plate and a 1-in cast-iron plate are...Ch. 8 - Repeat Prob. 8-14 with the addition of one 12 N...Ch. 8 - A 2-in steel plate and a 1-in cast-iron plate are...Ch. 8 - Two identical aluminum plates are each 2 in thick,...Ch. 8 - Prob. 18PCh. 8 - A 30-mm thick AISI 1020 steel plate is sandwiched...Ch. 8 - Prob. 20PCh. 8 - Prob. 21PCh. 8 - Prob. 22PCh. 8 - A 2-in steel plate and a 1-in cast-iron plate are...Ch. 8 - An aluminum bracket with a 12-in thick flange is...Ch. 8 - An M14 2 hex-head bolt with a nut is used to...Ch. 8 - A 34 in-16 UNF series SAE grade 5 bolt has a 34-in...Ch. 8 - From your experience with Prob. 8-26, generalize...Ch. 8 - Prob. 28PCh. 8 - Prob. 29PCh. 8 - Prob. 30PCh. 8 - For a bolted assembly with eight bolts, the...Ch. 8 - Prob. 32PCh. 8 - 8-33 to 8-36 The figure illustrates the...Ch. 8 - 8-33 to 8-36 The figure illustrates the...Ch. 8 - 8-33 to 8-36 The figure illustrates the...Ch. 8 - 8-33 to 8-36 The figure illustrates the...Ch. 8 - Prob. 37PCh. 8 - Prob. 38PCh. 8 - 837 to 840 Repeat the requirements for the problem...Ch. 8 - Prob. 40PCh. 8 - 841 to 844 For the pressure vessel defined in the...Ch. 8 - Prob. 42PCh. 8 - Prob. 43PCh. 8 - Prob. 44PCh. 8 - Bolts distributed about a bolt circle are often...Ch. 8 - The figure shows a cast-iron bearing block that is...Ch. 8 - Prob. 47PCh. 8 - Prob. 48PCh. 8 - Prob. 49PCh. 8 - Prob. 50PCh. 8 - 851 to 854 For the pressure cylinder defined in...Ch. 8 - Prob. 52PCh. 8 - 851 to 854 For the pressure cylinder defined in...Ch. 8 - 851 to 854 For the pressure cylinder defined in...Ch. 8 - 855 to 858 For the pressure cylinder defined in...Ch. 8 - 855 to 858 For the pressure cylinder defined in...Ch. 8 - 855 to 858 For the pressure cylinder defined in...Ch. 8 - For the pressure cylinder defined in the problem...Ch. 8 - A 1-in-diameter hot-rolled AISI 1144 steel rod is...Ch. 8 - The section of the sealed joint shown in the...Ch. 8 - Prob. 61PCh. 8 - Prob. 62PCh. 8 - Prob. 63PCh. 8 - Prob. 64PCh. 8 - Using the Goodman fatigue criterion, repeat Prob....Ch. 8 - The figure shows a bolted lap joint that uses SAE...Ch. 8 - Prob. 67PCh. 8 - A bolted lap joint using ISO class 5.8 bolts and...Ch. 8 - Prob. 69PCh. 8 - The figure shows a connection that employs three...Ch. 8 - A beam is made up by bolting together two cold...Ch. 8 - Prob. 72PCh. 8 - Prob. 73PCh. 8 - Prob. 74PCh. 8 - A vertical channel 152 76 (see Table A7) has a...Ch. 8 - The cantilever bracket is bolted to a column with...Ch. 8 - Prob. 77PCh. 8 - The figure shows a welded fitting which has been...Ch. 8 - Prob. 79PCh. 8 - Prob. 80PCh. 8 - Prob. 81P
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- QUESTION: Suppose a bolted tension used in a doube-D ring configuration is properly preloaded. The spring constant for the bolts is 7.8 MN/m and the spring constant for the members is 12.7 MN/m. By how much does the tensile force in the bolt increase when a load of 705 N is applied? You may assume that joint separation does not occur. Give your answer in units of Narrow_forwardDefine the rigid body used in statics. According to this; rigidity of bolt-nut connected elementBased on the value, the bolt diameter is 20 mm and the safe value of the bolt material.Calculate the stiffness values of the bolt and the intermediate element plate. (Note: Bolt's9x10 ^ 2 times as stress value ??? / cm ^ 2take as.). Strain gaugeElongation in bolt length measured with 250 ??, shortening amount in intermediate element platesIt was measured at 125 ??.arrow_forwardA 1/2-in-dia UNC, class 2 bolt with rolled threads is preloaded to 80% of its proof strength when clamping a 3-in-thick sandwich of solid steel. A static 1000-lb external load is applied. Part A Find the safety factor against static yielding. Express your answer using three significant figures. Part B Find the safety factor against joint separation. Express your answer using three significant figures.arrow_forward
- Screw M14*2 Fasten with a hexagonal nut The bolt material meets the requirements within the 4.8 property class and the nut material belongs to the 5 property class Find the largest tensile strength of the bolt that can be tolerated without breakingarrow_forward(7) The cylinder head of a 10”x18” refrigerant compressor is attached by 10 stud bolts made of SAE grade 5. The maximum cylinder pressure is 350psi. (a) What size of bolt is to be used? (b) What approximate tightening torque should be applied to induce a tightening stress of 0.9 time of the proof stress?arrow_forwardDetermine the safe tensile load for fine series bolts of (a) M 24and (b) M 38. Assume that the bolts are not initially stressed and take the safe tensile stress as 450MPa.arrow_forward
- Bolt properties: M12 x1.75 ISO 5.8(a) Determine a suitable length for thebolt, use preferred size.(b) Determine the bolt stiffness.(c) Determine the stiffness of themembers.arrow_forwardDraw the Mohr Circle and mark important points for a rod under pure tensile load & torsionarrow_forward1. A jack having square threads of 50 mm nominal diameter and 10 mm pitch is supporting a load of 89 kN. A double thread is used and the coefficient of friction maybe as low as 0.10 or as high as 0.15.a. Will this screw always self-locking?b. What is the highest torque necessary to raise the load?arrow_forward
- A flange coupling is to connect two 57 mm shafts. The hubs of the coupling are each 111 mm in diameter and 92mm thick and the flange web are 19 mm thick. Six 16 mm bolts in a 165 mm diameter circle connect the flange.The keyway is 6 mm shorter than the hub’s thickness and key is 14 mm x 14 mm. Coupling is to transmit 45 KW at160 rpm. For all parts, yield point value in shear is one – half the yield value which is 448 MPa. Calculate the forceon the shaftarrow_forwardWhich of the following is the design stress for a piston rod where the axial load is completely reversed if the surface of the rod is ground and the surface finish factor is 0.9? Assume no stress concentration. Use a factor of safety of 2 and an endurance limit of 250 MPa. The load factor for completely reversed axial load is 0.85.arrow_forwardA protective flange coupling is used to connect two shafts and transmit 7.5 kW power at 720 rpm. The design torque is 150% of the rated torque. The shafts and bolts are made of plain carbon steel 30C8 (Syt = 400 N/mm2) and the factor of safety is 5. Assume, Syc = 1.5 Syt and Ssy = 0.5 SytThe flanges are made of cast iron.Calculate:(i) diameter of the shafts;(ii) number of bolts; and(iii) diameter of the bolts.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University Press
Mechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSON
Thermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEY
Mechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage Learning
Engineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY
Elements Of Electromagnetics
Mechanical Engineering
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Oxford University Press
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:9780134319650
Author:Russell C. Hibbeler
Publisher:PEARSON
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:9781259822674
Author:Yunus A. Cengel Dr., Michael A. Boles
Publisher:McGraw-Hill Education
Control Systems Engineering
Mechanical Engineering
ISBN:9781118170519
Author:Norman S. Nise
Publisher:WILEY
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Cengage Learning
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:9781118807330
Author:James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:WILEY