Full Open safety valves

Product Details

Product Description

Product Description
Full-open Safety Valves can be installed in drill collars and drill pipes, can be used to prevent a blowout phenomenon of emergency.

Type	O.D.	I.D.	Length	Connection	Workingpressure
	mm(inch)	mm (inch)	mm(inch)	API
QK121-1-00	120.7	50.8	650	NC38 B×P	5000psi
					1000psi
QK165-2-00	165.1	71.4	720	NC50 B×P	5000psi
					1000psi
QK190-1-00	190	76.2	835	5-1/2″FH B×P	5000psi
					1000psi
When ordering or requesting quotation, if size out of above specification, pls. specify clearly.

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