OS & Y gate valve or rising stem

Feature:
Design standard: API, ASME, EN, ISO, JIS, DIN, BS, GB
Material:grey cast iron, ductile cast iron, alloy cast iron, carbon steel, stainless steel, alloy steel.
A rising stem gate valve is a type of gate valve that features a stem that rises vertically as the gate is lifted to open or close the flow. This movement provides a clear visual indicator of the valve’s position
Used in power stations, thermal power station, water works, water works, sewage disposal plants, iron and steel companies and other industries