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Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870449
EISBN: 978-1-62708-314-0
... Abstract This chapter discusses the use of mechanical fastening and adhesive bonding, the primary methods for joining polymer matrix composites. It describes and analyzes the basic types of mechanically fastened joints, including single-hole and multirow bolted composite joints. It then reviews...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270102
EISBN: 978-1-62708-301-0
... Abstract A design modification intended to reduce dowel bolt failures in an aircraft engine proved ineffective, prompting an investigation to determine what was causing the bolts to break. As the chapter explains, failure specimens were examined under various levels of magnification...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270070
EISBN: 978-1-62708-301-0
... Abstract Structural members in a radar antenna system are held together by cadmium-plated high-strength steel bolts, several of which had fractured along the fillet near the head. Investigators determined that the bolts did not seat properly, making contact only at the periphery, which...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270130
EISBN: 978-1-62708-301-0
... Abstract An aircraft crashed following the loss of yaw control in full airborne flight. The subsequent discovery of broken shutter bolts in the rear pitch reaction control valve led to an inspection campaign that found bolt failures of a similar nature in valves on several other aircraft...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270185
EISBN: 978-1-62708-301-0
... Abstract A pair of bolts on a connecting rod failed during a test run for a prototype engine. They were replaced by bolts made from a stronger material that also failed, one due to fatigue, the other by tensile overload. The fracture surfaces on all four bolts were examined using optical...
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Published: 01 November 2012
Fig. 1 Ductile fracture in 1038 steel bolt. The bolt was annealed to a hardness of 95 HRB (equivalent to 15 HRC) and shows tremendous permanent deformation. Source: Ref 1 More
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Published: 01 October 2005
Fig. 4.5 Polished and etched longitudinal section of a bolt-nut assembly. The bolt and nut are held together by very few threads. More
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Published: 01 October 2005
Fig. CH51.2 (a) Fracture surface of bolt piece 1. (b) Fracture surface of bolt piece 4 More
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Published: 01 October 2005
Fig. CH51.4 (a) Fracture surface of bolt M-1. (b) Fracture surface of bolt M-2 More
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Published: 01 November 2012
Fig. 4 Stress concentration factor ( K t ) versus bolt diameter for bolts with standard metric threads. Source: Ref 6 More
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Published: 01 March 2006
Fig. 11.17 Flow lines resulting from two methods of forming bolt heads. Forged bolt had three times the fatigue strength of the machined bolt ( Ref 11.22 ). (a) Machined. (b) Forged. Courtesy of Machine Design More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270076
EISBN: 978-1-62708-301-0
... Abstract An adaptor and a bolt were overloaded during a flight causing them to fracture. This chapter recounts the circumstances that led to the failure and the investigation that followed. It includes images of the fracture surfaces which show that both components failed quickly due...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610263
EISBN: 978-1-62708-303-4
... Abstract This chapter discusses the fatigue behavior of bolted, riveted, and welded joints. It describes the relative strength of machined and rolled threads and the effect of thread design, preload, and clamping force on the fatigue strength of bolts made from different steels. It explains...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130351
EISBN: 978-1-62708-284-6
..., inboard flap hinge bolt, nose landing gear piston axle, multiple-leg aircraft-handling sling, aircraft hoist sling, internal spur gear, and MLG axle. In addition, the chapter provides information on full-scale fatigue testing, nondestructive testing, and failure analysis of fin attach bolts. high...
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Published: 01 April 2013
Fig. 16 Operation of rotating eddy current detection head. (a) Shear bolt positioned under rotating detection head. (b) Rotating detection head descends to lower probes into position to inspect bolt head. (c) Probe scans bolt head as bolt undergoes two complete revolutions to detect flaws More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290207
EISBN: 978-1-62708-306-5
... system. The chapter then describes important structural fasteners, namely bolts, screws, pins, collar fasteners, rivets, blind fasteners, machine pins, and spring clip fasteners. The following sections describe the process involved in presses, shrink fits, hole generation, and fastener installation...
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Published: 01 June 1985
Fig. 5-17. Rapid fatigue at the base thread of a differential holding bolt (grade 8). More
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Published: 31 March 2024
Fig. 8.14 Outer coupling, bolted design More
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Published: 31 March 2024
Fig. 8.17 Vibration spectrum of No. 5 bearing, bolted coupling with output shaft More
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Published: 01 January 2017
Fig. 17.31 (a) Wedge-opening load specimen loaded with instrumented bolt. Source: Ref 17.52 . (b) Ring-loaded wedge-opening load specimen test setup. Box to the left of loading rings contains analog signal conditioning for load and displacement signals. The digital data acquisition system More