The 30W02 nitrogen sealing device is composed of the control valve, actuator, pressure spring, pilot, pulse pipe and other parts. It is mainly used for maintaining the pressure of gas (generally nitrogen) at the top of the vessel constant so as to prevent the materials in the vessel from contacting the air, volatizing and being oxidized and ensure vessel safety. It is especially suitable for gas sealing protection systems of various large- sized storage tanks. The product has such features as energy saving, agile action, reliable running, convenient operation and maintenance, etc. It is widely used in petroleum, chemical industry, etc.
Zhejiang REOWO Automatic Instrument Co., Ltd. was established in 2003, specialized in designing and manufacturing control valves for more than 10 years, provided high quality solutions and products in such industries as petroleum, chemical industry, electric power, metallurgy for process control systems.
Reowo headquarters is located in Dong’ou industrial zone, Wenzhou of Zhejiang .We have a modern production base, professional research and development, technology and service team and various advanced equipment needed for manufacturing and inspection .We have obtained ISO9001 certification,ISO4001,CE certification ,API certification, TS manufacturing license, etc .We have been granted many technology patents.
Nowadays, our products are exported to many countries. Our products are popular all over the world .With REOWO development,We will help more customers in the industrial automation control system, to provide them the best service and high quality products.