firehydrant for firefighting

الوصف

firehydrant for firefighting are connector to fire water supply with the valve interface, used for factory, warehouse, high-rise buildings, public buildings and ship . normally installed in fire hydrant box, with fire hoses and water gun or wait for equipment supporting the fire extinguishment. A fire hydrant (also known colloquially as a fire plug in the United States or as a johnny pump in New York City, because the firemen of the late *9th century were called Johnnies ), is an active fire protection measure, and a source of water provided in most urban, suburban and rural areas with municipal water service to enable firefighters to tap into the municipal water supply to assist in extinguishing a fire. Product name: Indoor firehydrant with decompression and steady pressure Model: SNW**-I-A-F Material: made of cast iron. Inlet interface: *5 mm / 2.5 inch Intake type: cylindrical pipe female thread Intake Diameter: G2 1/2 Outlet type: cylindrical pipe male thread with duct buckle Outlet Diameter: *5 mm / 2.5 inch Rated working pressure: 1.6 Mpa Height of valve opening: *3 mm For water and foam mixed liquid only Standard: certification: ISO***1 in accordance with GB***5 china national standard