es Two identical aluminum plates, each 1.125 inches thick are compressed with one 3/8 inch -...
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es Two identical aluminum plates, each 1.125 inches thick are compressed with one 3/8 inch - 16 UNC steel bolt and nut. 3/8 inch N plain steel washers are used under the bolt head and regular hexagonal 3/8 inch nut. Washer Properties: See table A-32 in Appendix of Shigley's Mechanical Engineering Design 10th edition Nut Properties: See table A-31 in Appendix of Shigley's Mechanical Engineering Design 10th edition a) Determine a suitable bolt length. (Round to the nearest 1/4 inch) 2.75 b) Determine the Bolt Stiffness in Mlbf/in. (Round to 3 decimal places) 1.251 c) Determine the Member Stiffness of the joint. See the attached diagram where the stiffness of the washer is defined as K1 and the stiffness of the aluminum plate as K2. i) Determine the stiffness of the steel washer (K1) in Mlbf/in. (Round to 3 decimal places) 69.657 ii) Determine the stiffness of the aluminum plate (K2) in Mlbf/in. (Round to 3 decimal places) iii) Calculate the overall member stiffness in Mlbf/in. (Round to 3 decimal places) es Two identical aluminum plates, each 1.125 inches thick are compressed with one 3/8 inch - 16 UNC steel bolt and nut. 3/8 inch N plain steel washers are used under the bolt head and regular hexagonal 3/8 inch nut. Washer Properties: See table A-32 in Appendix of Shigley's Mechanical Engineering Design 10th edition Nut Properties: See table A-31 in Appendix of Shigley's Mechanical Engineering Design 10th edition a) Determine a suitable bolt length. (Round to the nearest 1/4 inch) 2.75 b) Determine the Bolt Stiffness in Mlbf/in. (Round to 3 decimal places) 1.251 c) Determine the Member Stiffness of the joint. See the attached diagram where the stiffness of the washer is defined as K1 and the stiffness of the aluminum plate as K2. i) Determine the stiffness of the steel washer (K1) in Mlbf/in. (Round to 3 decimal places) 69.657 ii) Determine the stiffness of the aluminum plate (K2) in Mlbf/in. (Round to 3 decimal places) iii) Calculate the overall member stiffness in Mlbf/in. (Round to 3 decimal places)
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