Quadrant Valve & Actuator was founded in 2000 with a single focus on designing and manufacturing the safest, most contemporary quarter-turn valve products available anywhere on the globe. Quadrant succeeded with the introduction of its proprietary lines of seal-welded, ASME/API/ISO code compliant ball valves and butterfly valves that solve customers' real-world safety and code-compliance issues.

The following are PDF product guides:

One Piece Threaded

10-CC & CS Series

Two Piece Threaded

20-CC & CS Series

Q Series Oilfield

Seal Welded Stainless

S1 Series

S2 Series

S5 Series

Maintenance Design (3pc)

M1 Series

M2 Series

UU Series (Union Ends)