Like the conventional gas lift valves, UDT line of wireline retrievable gas lift valves include, casing-pressure-operated, tubing-pressure operated (fluid-operated) types in a full selection of sizes. Each valve has a large dome volume and Monel multi-ply bellows. Every valve is constructed of stainless steel and monel, selected on the basis of corrosion resistance and strength. Bellows are silver-soldered by induction soldering technique and all valves are factory tested for high reliability.

Wireline retrievable gas lift valves provide self-contained packing as a sealing means in retrievable mandrels and each valve has integral check-valve to prevent flow between tubing and casing.

United Drilling Tools Limited

India-based United Drilling Tools Ltd is one of the leading manufacturers of high-quality products used in the upstream operations. UDT is widely recognized for manufacturing downhole tools, wireline & well service equipment, gas lift equipment, and large OD casing connectors. UDT's products are manufactured to the standard equipment or are customized to the client's particular specifications. The firm has an excellent track record of supplying products with the most reliable designs and staying consistent with competitive prices.