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Cranes

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Published: 01 September 2011
Fig. 2.22 Trolley cart and overhead crane automatically loading long mandrels into the two-spindle winding machine More
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Published: 01 December 1995
Fig. 2-89 Workers attach massive hawsers on huge cast steel super-crane hook used to lift 1750-ton deck module onto platform in North Sea oil field. More
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Published: 01 December 1995
Fig. 2-104 5-ton capacity crane hook steel casting quenched and tempered to 120 to 150 ksi (827 to 1034 MPa) tensile strength More
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Published: 01 December 1995
Fig. 2-109 Crawler crane with reach of 550 ft (168 m) from the base of the tower to the end of the jib (not shown). Cast steel components are used in critical locations throughout this innovative unit. More
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Published: 01 December 1995
Fig. 2-117 Soaking pit tongs that are to be operated from a crane More
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Published: 01 December 1995
Fig. 10-14 Crane cable drum redesigned to cast carbon steel from gray iron as a lighter weight part and for cast-weld construction More
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Published: 01 December 1995
Fig. 15-9 Castings being lowered into quench by crane More
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Published: 01 January 2022
Fig. 12.35 Pouring orientation and parting plane for crane wheels More
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Published: 01 January 2022
Fig. 3.23 Dual crane metal handling system More
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Published: 01 August 2018
Fig. 2.11 Schematic presentation of a ladle furnace. (Large ladles are frequently moved from tapping to the ladle furnace using cars. The use of cranes is also common, depending on melt shop layout.) More
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Published: 01 December 1995
Fig. 3-5 Grooved roll for steel mill of Cr-Mo alloy steel, 120 in. (3048 mm) roll face, 45 in. (1143 mm diameter, 74,940 lb (33,985 kg). Back-up roll suspended from overhead crane weighs 95,000 lb (43,082 kg). More
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Published: 01 December 1995
Fig. 2-110 Cast steel adapter (top), mounted to the underside of superstructure of crawler crane, bears the entire 200,000-lb (90,718 kg) load of the upper structure assembly and also provides quick-connect/disconnect feature. Square teeth on adapter (1) are lined up beneath corresponding More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320011
EISBN: 978-1-62708-332-4
... sand-casting facility. Charge materials are stored in hoppers. An overhead crane moves the charge materials to the furnace. A monorail carries molten metal to the pouring station. The patterns from the pattern storage are delivered to the molding machine. Molds are made using various methods (described...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2011
DOI: 10.31399/asm.tb.cfw.t52860007
EISBN: 978-1-62708-338-6
... winding arm on the left. Fig. 2.4 McClean Anderson three-spindle winder Fig. 2.5 Polar and helical winder For larger parts, the operator of an overhead crane or forklift would load and unload the mandrel each time, and curing ovens often held only a few parts at a time...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200197
EISBN: 978-1-62708-354-6
... are austenitized, then the cooling rate is increased greatly by quenching into an agitated liquid such as oil, synthetic quenchant, or water depending on the cooling rate required. Figure 15-9 illustrates a large tray loaded with castings being lowered by crane into a quench tank. This heat treatment is followed...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.horfi.t51180091
EISBN: 978-1-62708-256-3
... of the Titanic . During the evacuation, you notice that the officers are only partially loading the lifeboats due to the fear that the lifeboats will buckle or that the davits, or cranes, lowering them into the water will break. You know that the lifeboats and the davits have undergone testing and that they can...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270053
EISBN: 978-1-62708-301-0
... for cracking supported the plaintiff’s case ( Ref 2 ). 7.3 Cases of Sabotage Mechanical Sabotage Two cases involving deliberate damage of multi-strand steel cables are described next. A crane cable broke while lifting a load of concrete into a multi-storeyed hotel under construction, causing...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2010
DOI: 10.31399/asm.tb.hss.t52790171
EISBN: 978-1-62708-356-0
... such large pieces. Construction required the unusual use of 50 ton creeper cranes that rode up the sides of the arch on rails as each segment was welded into place. Workmen were hoisted up in elevator cages. When the arch was completed, except for the final eight-foot keystone segment, there was just...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200007
EISBN: 978-1-62708-354-6
... for the discoloration of the groove in the photograph. Fig. 2-88 High strength cast steel sheave, almost 1 ft (304 mm) thick with 14 in. (350 mm) bore The rigging of a super-crane hook ( Figure 2-89 ) used on a seagoing work barge weighs 33,000 lb (14,969 kg) and is rated at 1200 tons by the American...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220253
EISBN: 978-1-62708-341-6
...-scarfing. K-flange joint finder. Source: Thermatool In conventional induction melting in air, the type and weight of charge materials and the furnace cycle time influence the size of magnets, cranes, hoists, and charging buckets that are required for materials-handling purposes. A simple large...