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Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006830
EISBN: 978-1-62708-329-4
... Abstract The types of metal components used in lifting equipment include gears, shafts, drums and sheaves, brakes, brake wheels, couplings, bearings, wheels, electrical switchgear, chains, wire rope, and hooks. This article primarily deals with many of these metal components of lifting...
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Published: 01 January 1986
Fig. 7 Flow lines in a forged 4140 steel hook. Specimen was etched using 50% HCl. 0.5× More
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Published: 01 January 1989
Fig. 17 Effect of work metal, hook angle of tap, and percentage of full thread on torque. Speed: 18 m/min (60 sfm); other conditions, same as for Fig. 15 . More
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Published: 01 December 2004
Fig. 6 Flow lines in a forged 4140 steel hook. Specimen was etched using 50% HCl. 0.5×. Source: Ref 8 More
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Published: 01 November 2010
Fig. 5 Hooke-Jeeves optimization exercise with a quadratic function y = ( x 1 − 5) 2 + ( x 1 − 6) 2 starting from point [9, 2] More
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Published: 01 January 2005
Fig. 31 Aluminum alloy adaptor hook forgings. (a) Hammer or press forging of original design. (b) Precision no-draft press forging of revised design, produced in a segmented die. See Example 9. Dimensions in figure given in inches Item Revised forging Material Aluminum alloy 7075 More
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Published: 01 January 1990
Fig. 4 Flow lines, as shown in a longitudinal section taken through a hook that was forged from 4140 steel More
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Published: 30 September 2015
Fig. 8 Metal injection molding 17-4 PH stainless steel hook, bracket, and slide (sintered density = 7.5 g/cm 3 , or 0.271 lb/in. 3 ) used in an orthodontic tooth-positioning system. Courtesy of MPIF More
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Published: 30 September 2015
Fig. 26 Orthodontic system bracket, slide, and hook. FloMet LLC, courtesy of MPIF More
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Published: 01 January 2006
Fig. 22 F-14 arresting hook gear as received following failure during carrier landing. Failure was the result of hydrogen embrittlement induced cracking at an area of high residual tensile strength. Courtesy of J. Yadon and K. Himmelheber, Naval Air Depot—Jacksonville More
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Published: 01 January 2002
Fig. 8 Appearance of a hook crack in an electric-resistance weld. The thin white layer is a nickel coating that was applied to the fracture surface. More
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Published: 01 August 2018
Fig. 30 1045 steel crane hook showing indications of forging laps of the type revealed by magnetic-particle inspection. Dimensions given in inches More
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Published: 01 August 2018
Fig. 39 Forged crane hook showing stress areas subject to inspection More
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Published: 01 August 2018
Fig. 40 50 kN (6 tonf) crane hook showing magnetic-particle indication of a forging lap, and section through hook showing depth of lap More
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Published: 01 January 2002
Fig. 60 Schematic of a hook crack in a pipe caused by pipe-wall delamination after high-frequency welding. The “hook” has turned outward to follow the direction of metal flow in the outer portion of the upset weld zone. More
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Published: 01 January 2002
Fig. 12 Typical design of a 45,360-kg (50-ton) capacity 1020 steel C-hook with a stress-relief groove at end of threads and well-proportioned radii in body. Dimensions given in inches More
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Published: 01 January 2002
Fig. 13 13,600-kg (15-ton) 1020 steel crane hook that failed in fatigue. View of a fracture surface of the hook showing beach marks. Original and improved designs for the nut and the threaded end of the hook are also shown. Dimensions given in inches More
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Published: 01 January 2002
Fig. 14 Torch-cut 1040 steel coil hook that failed by fatigue. (a) Fracture region of the 10,890-kg (12-ton) hook. (b) Macrograph of a nital-etched section showing cracks propagating from the surface (top), which was hardened and embrittled during torch cutting. 7 1 2 ×. (c More
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Published: 01 January 2005
Fig. 19 Flow lines in a forged 4140 steel hook. Specimen was etched using 50% HCl. Original magnification 0.5× More
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Published: 01 January 2005
Fig. 23 Flow lines in a forged 4140 steel hook. Specimen was etched using 50% HCl. 0.5x More