Carbon, Alloy, and Stainless Steel Check Valves Type STK-KO for Safe Flow Control

The check valve is designed for installation as a safety device, to prevent the passage of reverse flow of liquid and gaseous media in process pipelines of gas, oil, chemical, food, energy and other industries.
Pipeline connection type: Flanged, Welded, Coupling, Combined.
Pipeline connection variant: Single-sided / Double-sided,
Working media: Water, steam, gas, oil products and other non-aggressive media neutral to basic materials of valve parts.