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  • Indiana University – Purdue University Fort Wayne Opus: Research & Creativity at IPFW Manufacturing & Construction Engineering Technology and Interior Design Senior Design Projects

    School of Engineering, Technology and Computer Science Design Projects

    4-27-2015

    Shear Strength Testing Fixture Crystal Boyd Indiana University - Purdue University Fort Wayne

    Ethan Black Indiana University - Purdue University Fort Wayne

    Nathaniel Kipfer Indiana University - Purdue University Fort Wayne

    Michael Grover Indiana University - Purdue University Fort Wayne

    Follow this and additional works at: http://opus.ipfw.edu/etcs_seniorproj_mcetid

    Part of the Mechanical Engineering Commons

    This Senior Design Project is brought to you for free and open access by the School of Engineering, Technology and Computer Science Design Projects at Opus: Research & Creativity at IPFW. It has been accepted for inclusion in Manufacturing & Construction Engineering Technology and Interior Design Senior Design Projects by an authorized administrator of Opus: Research & Creativity at IPFW. For more information, please contact admin@lib.ipfw.edu.

    Opus Citation Crystal Boyd, Ethan Black, Nathaniel Kipfer, and Michael Grover (2015). Shear Strength Testing Fixture. http://opus.ipfw.edu/etcs_seniorproj_mcetid/275

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  • Shear Strength Testing Fixture

    MET 494

    Final Report

    Crystal Boyd Ethan Black

    Nathaniel Kipfer Michael Grover

    IPFW Mechanical Engineering Technology

    Senior Design Class Spring 2015

    4/27/15

  • TABLE OF CONTENTS Executive Summary ....................................................................................................................................... 1

    Design ........................................................................................................................................................ 1

    Development ............................................................................................................................................. 1

    Utilization .................................................................................................................................................. 1

    Introduction .................................................................................................................................................. 2

    Key Concepts ................................................................................................................................................. 2

    Strength of Materials ................................................................................................................................ 2

    What is Shear Strength? ....................................................................................................................... 2

    Figure 1: Single Shear ........................................................................................................................................ 3

    Figure 2: Double Shear ...................................................................................................................................... 3

    What is Tensile Strength? ..................................................................................................................... 3

    Figure 3, Elastic Tensile Stress ........................................................................................................................... 3

    Figure 4, Plastic Tensile Stress ........................................................................................................................... 4

    Figure 5, Fracture from Tensile Stress ............................................................................................................... 4

    How Are Tensile Tests Performed? ....................................................................................................... 4

    Figure 6, Tensile Testing .................................................................................................................................... 4

    The Current Situation .................................................................................................................................... 5

    Designing The Shear Strength Testing Fixture .............................................................................................. 5

    The Design Concept .................................................................................................................................. 5

    Figure 7, Shear Testing ...................................................................................................................................... 6

    Figure 8, Shear Load on the Specimen .............................................................................................................. 6

    The Design Specifications.......................................................................................................................... 7

    Materials ............................................................................................................................................... 7

    Table 1, Data of Pre-Machined Fixture Material ............................................................................................... 8

    Dimensions ............................................................................................................................................ 8

    Calculations ........................................................................................................................................... 9

    Testing the Shear Strength Fixture ............................................................................................................... 9

    Post-Testing Calculations .......................................................................................................................... 9

    Steel Estimation .................................................................................................................................. 10

    Yield Strength Estimation Method .................................................................................................................. 10

    Ultimate Tensile Strength Method .................................................................................................................. 10

  • Aluminum Estimation ......................................................................................................................... 10

    Yield Strength Estimation Method .................................................................................................................. 10

    Ultimate Tensile Strength Method .................................................................................................................. 10

    Brass Estimation .................................................................................................................................. 10

    Yield Strength Estimation Method .................................................................................................................. 11

    Ultimate Tensile Strength Method .................................................................................................................. 11

    Conclusion of the Testing Results ........................................................................................................... 11

    Schedules and Budgets ............................................................................................................................... 11

    Schedules ................................................................................................................................................ 11

    Table 2, Gantt Chart ............................................................................................................................ 12

    Budget ..................................................................................................................................................... 12

    Table 3, Cost Analysis .......................................................................................................................... 13