DK-LOK USA

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Mobile, AL  |  800-328-5803

DK-LOK is a global company founded in 1986. Our product offerings and brand have expanded to meet the needs of many different industries and customers. We supply industrial applications from analytical and process instrumentation, gas, power generation, petrochemical processing, shipbuilding to semiconductor manufacturing. DK-LOK® fittings and valves are manufactured to the most stringent industry standards. As a result, DK-LOK® is one of the most certified tube fitting and valve manufacturers in the world. Our guarantee is a leak-tight seal in process, power, and instrumentation applications. Our commitment is to provide our clients reliable products and unparalleled customer service. As your fittings and valve supplier, it’s our responsibility to bring increased value to your company. DK-LOK®’s staff is committed to providing you with unparalleled customer service. Through our quality valve and fitting products, customer service, and pricing DK-LOK® is able to create a true value for you, our clients. DK-LOK® Fittings and Valves looks forward to creating a solution for whatever need you may have.

Ball Valves Power Pages

Ball Valves

Ball Valves

A ball valve is a shut-off valve that allows or obstructs the flow of liquids and gases in a piping system by rotating the ball having a bore inside the valve for 90°. The ball is mounted against two seats and has a stem that connects it to the operating and control mechanism that rotates the ball...

Butterfly Valves

Butterfly Valves

A butterfly valve is a quarter-turn rotational motion device that utilizes a rotary disc to allow, obstruct, or control the flow of fluids in a piping system. It features a rotating disc that is situated on the passageway of the flowing media...

Check Valves

Check Valves

A check valve is a safety device designed to allow fluids and gases to flow in one direction. Under pressure, fluids enter the valve at the inlet and exit through the outlet. Uninterrupted flow continues until the pressure drops, or the pump is shut down...

Diaphragm Valves

Diaphragm Valves

Diaphragm valves utilize a flexible diaphragm to obstruct, control, or isolate the flow of fluids. The diaphragm acts as the flow control element that flexes up or down to increase or decrease the fluid flow rate, respectively...

Spring vs. Swing Check Valves

Spring vs. Swing Check Valves

A spring check valve is a valve that ensures unidirectional flow and prevents reverse flow. They have a single inlet and outlet and must be placed in proper orientation to function correctly. On the side of a spring check valve, and all...

Pumps & Valves

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