Cranes

Cranes

A crane is a type of machinery used for lifting and moving heavy materials in construction, transportation (loading and unloading merchandise) and other fields. Most cranes are equipped with a hoist, wire ropes or chains, and sheaves, that can be used both to lift and lower materials and to move them around.

Industry: Industrial machinery

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Cranes

industrial duty crane

Industrial machinery; Cranes

Service classification covered by CMAA Specification No. 70, 'Specifications for Electric Overhead Traveling Cranes'.

mill duty crane

Industrial machinery; Cranes

Service classification covered by AISE Standard No. 6, Specification for Electric Overhead Traveling Cranes for Steel Mill Service.

designated

Industrial machinery; Cranes

Selected or assigned by the employer or the employer's representative as being qualified to perform specific duties.

designated person

Industrial machinery; Cranes

Selected or assigned by the employer (or a representative of the employer), this person is considered competent to do particular jobs

fixed transfer

Industrial machinery; Cranes

Section (also known as crossover) On a monorail, a connecting track with an interlock mechanism on both ends, mounted between two interlocking cranes, used to transfer a carrier from one bridge to ...

safety factor

Industrial machinery; Cranes

Safety factor of a line is the ratio between the breaking strength and the safe working load. Usually, a safety factor of four is acceptable, but this is not always the case. In other words, the ...

hazardous locations

Industrial machinery; Cranes

Regulatory Locations where fire or explosion hazards may exist. Locations are classified depending on the properties of the flammable vapors, liquids, or gases or combustible dusts or fibers which ...