Name: Kelly Valve
Brand: Shengtian Group
Availability: InStock
Rating: 5 (1 reviews)

Description

Kelly Valve Manufacturer,Kelly Valve Supplier,Well Control Equipment Factory

　　Well Control Equipment are used on wellhead, they are used for preventing blowout or similar effect. Well control equipment includes IBOP, Kelly Valve, Float Valve, BOP, Drilling Spool and Manifolds.

Product Description

　　Kelly valve also named Kelly cock or drill pipe safety valve. It is a hand control valve in drill string circulating

　　system and it is one of the effective tools to prevent blowout. Kelly valve is divided into Upper Kelly Valve and

　　Lower Kelly Valve. Upper Kelly Valve is connected between swivel sub and Kelly. Lower Kelly valve is connected

　　between lower end of Kelly and top of drill pipe or lower end of Kelly save sub. Rotating the wrench of full

　　opening safety valve 90° to realize on and off. In the drilling operation, in order to avoid malignant accidents,

　　Kelly valves should be connected to both end of Kelly to prevent loss of drilling fluid and blowout.

Kelly Valve Parameter

Model	O.D.(mm)	Thread connection	I.D. (mm)	Working pressure (Mpa)
XS-86	86	NC26	30	30,70,105
XS-105	105	NC31	40	30,70,105
XS-111	111	NC31	40	30,70,105
XS-121	121	NC38	44.5	30,70,105
XS-127	127	NC38	44.5	30,70,105
XS-140	140	NC40	57.2	30,70,105
XS-XS146	146	4-1/2 REG	57.2/44.5	30,70,105
XS-159	159	NC46	61	30,70,105
XS-165	165	NC46	61	30,70,105
XS-168	168	NC50	71.4	30,70,105
XS-178	178	NC50,5-1/2 FH	71.4	30,70,105
XS-XS197	197	6-5/8 REG	76.2	30,70,105
XS-XS200	200	6-5/8 REG	76.2	30,70,105

　　Kelly Valve is an effective manually operated ball type valve for the drill stem. It located within the drill string that allow for free-passage of drilling fluid without pressure loss and are specifically designed for effective control of blow outs and/or mud loss control. The kelly valve is divided into upper kelly cock valve and lower kelly cock valve. The upper kelly cock is connected between lower end of swivel and upper end of kelly; the lower kelly valve is connected between lower end of kelly saver sub. The kelly valve can be opened on or closed off by only turning the special operating wrench at 90° according to indicating direction. During drilling operation, both upper and lower Kelly cocks should be connected to prevent accident during drilling operation.

Packaging & Shipping

　　All the packing will be suitable for export packing. All precautions will be taken to protect the cases from damage during overseas transportation,so as to receive them under proper conditions at the final destination.Wooden case packaging materials will be treated.