water power control valve series-bb平台体育app官网

product description

xz45x fire signal dark stem gate valve body material is ductile iron, valve plate material is ductile iron cladding, sealing material is epdm, shaft material is 45# steel chrome plated. the signal gate valve is equipped with a signal device, when the valve plate leaves the fully closed position, an electrical signal is sent out. signal gate valves are often used in automatic sprinkler fire-fighting pipeline systems to monitor water supply pipelines and remotely indicate valve opening. by turning the handwheel, the thread of the handwheel and the valve stem is controlled to advance and retreat, and the valve plate linked with the valve stem is raised or lowered to achieve the purpose of opening and closing.

main external connection dimensions