... including Thread & Flange Ball Valves, Three Way Ball Valve, Wafer type Ball Valve, Gate Valves, Globe Valves, Check Valves, Y Strainers ... . Operated with handle or handle with locking device for option.●RST Valve mainly market: Europe, Central/South America, Middle ... can be controlled during manufacture.●Offer inspection & testing reports for raw materials, production process, wall thickness, face to ...