SHUANGJIA XS Series Kelly Valve/Cock｜Standard Service

XS Series Kelly Valve/Cock｜Standard Service

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Brand SHUANGJIA

Certification API

Lead Time 45days

Guarantee Period 12months

Source of Supply Heilongjiang

Payment Method T/T L/C

NSJ-Drilling 

Product Information

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.

Product Parameters:

Model	OD mm (inch)	Conn.	ID mm (inch)	Working Pressure (MPa)
XS86	86(3 3/8)	NC26	30(1 3/16)	35, 70, 105
XS111	111(4-3/8)	NC31	40(1 37/64)	35, 70, 105
XS121	121(4 3/4)	NC38	44.5(1 3/4)	35, 70, 105
XS146	146(5 3/4)	4-1/2REG LH	44.5(1 3/4)	35, 70, 105
XS168	168(6 5/8)	NC50	71.4(2 13/16)	35, 70, 105
XS178	178(7)	5-1/2FH	71.4(2 13/16)	35, 70, 105
XS197	197(7 3/4)	6-5/8REG LH	76.2(3)	35, 70, 105