ORIFICE VALVES
“UDT Make”  Orifice Valves are designed for circulating operations and provide a means of communication between the tubing and the tubing/casing annulus.Efficiency of back check valve provides large flow capacities. Positive sealing feature of back check valve provides protection from intrusion of production fluid into casing annulus. Various orifice materials (SS, monel, inconel & tungsten carbide) available to meet application requirements. Orifice sizes available for this valve design range from 1/8 through 7/16 inch in the 1 inch size and from 1/8 through 5 1/64 inch in the 1 1/ 2-inch size, thus making them suitable for a wide range of operating conditions.
TECHNICAL DATASHEETS :

NOMINAL OD(Inch)	PACKING  OD		PORT SIZE
	UPPER	LOWER	MIN	MAX
1	1-1/32	1-1/32	1/8	7/16
1	1-1/32	1-1/32	1/8	7/16
1-1/2	1-9/16	1-1/2	1/8	51/64
1	1-1/32	1-1/32 7/16	1/8	7/16
1-1/2	1-9/16	1-1/2	1/8	51/64

Licence No.API 5CT-0565
Licence No.API 5L-0424
Licnece No.API 11V1-0014
Licence No. API-7-0393
Licence No.API-7-1-0393

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