BQ NQ HQ PQ Standard Heavy Duty Hoist Plug

BQ NQ HQ PQ Standard Heavy Duty Hoist Plug

Hoist plug is the tool to place the rods in their drilling position and to help lifting the drill string. On its upper part is fitted to the rig main winch cable and in its lower part to the rod to be placed or lifted from the hole. It's impaortantl to choose the correct Hoisting plug according to the load to be pulled out. The thread connection to the rod must be kept in perfect conditions.Get more news about Standard Hoisting Plug,you can vist our website!

HOIST PLUGS FEATURES

-Long-life thrust bearing provides pivot  for ease of connecting, and reduces  hoisting cable winding during hoisting and  lowering.

-12.5 mm (0.5 in) diameter down-angled  vent is incorporated into the body to  eliminate side spray from pressurized  drilling fluid.

-Ventless bearing chamber allows  for optional oil bath for cold weather  operation.
This Standard establishes performance requirements for electric wire rope hoists for vertical lifting service involving material handling of freely suspended (unguided) loads using wire rope with one of the following types of suspension: (1) lug; (2) hook; (3) trolley; (4) base or deck mounted (does not include base mounted winches of the type covered by ASME B30.7); (5) wall or ceiling mounted (does not include base mounted winches of the type covered by ASME B30.7).

This Standard is applicable to hoists manufactured after the date on which this Standard is issued. It is not applicable to: (1) damaged or malfunctioning hoists; (2) hoists that have been misused or abused; (3) hoists that have been altered without authorization of the manufacturer or a qualified person; (4) hoists used for the purpose of lifting or lowering people (5) hoists used for the purpose of drawing both the load and the hoist up or down the hoist's own wire rope; (6) hoists used for marine and other applications as required by the Department of Defense (DOD).

The requirements of this Standard shall be applied together with the requirements of ASME B30.16. Please also refer to ASME B30.16 for requirements pertaining to marking, construction, and installation; inspection, testing, and maintenance; and operation. The standard includes an appendix on Electric Wire Rope Hoists used in marine and other applications as required by the Department of Defense (DOD).