Mechanical Downhole Tester Valve For Drill Stem Testing Valve

Mechanical tester valve is a kind of downhole tester valve used in oil & gas well testing service. The mechanical tester valve is used to open and close the well by lifting and lowering the drill pipe (or tubing) to control the ball valve of the tester valve. The mechanical tester valve is closed while the tool is running in hole. When the tester valve reached the predetermined depth, J-slot mandrel will move up and down by applying the weight of workstring, and the transposition lug can rotate freely, then it will move along the travel of index groove. The workstring is lifted or set down one time, the position of J-slot mandrel will change one time, like this, the ball valve can be opened and closed finally. Above movement can be repeated many times as required.

Technical parameter of LPR N Valve

ZZ TOP Oil Tools Co., Ltd located in XI’AN City in China, we are in full service on design, production and supply of oilfield downhole tools and Wellhead Equipment.

Over more than 10 years, we become a fast growing organization, now our two sub-factories, equipped with CNC lathes, Miller, deep-hole drilling &boring machine and other advanced machines, have enough production capacity to meet the customers’ requirement. And we build a professional & strong team including technical, sales, logistic and leading management department, which make our company success of manufacturing and providing cost-effective downhole tools and create added value for customers around the world.

Now our tools are supplied to worldwide and enjoy the good reputation.We always focus on providing the our clients with highly efficient & expertized service and approach each enquiry with meticulous attention to technical specifications and insist on “Traceability, Serialization” for each tools. We will keep innovating and providing more durable products and reliable service for worldwide customers.