Products

NSV Bellows seal forged steel gate valves are designed and manufactured to provide maximum service life and dependability. It have been solving fluid control problems in steam,boiling and other...

Cryogenic testing is carried out on site where valves are submerged in liquid nitrogen at -196C and leak tested with helium gas,as this kind of gate valve that wedge have special design. Forged...

NSV Flexible wedge gate valves are widely used in the industries of oil, chemical, medicine-made, fertilizer, electrical power, etc. as on/off control valves for passing or cutting off the medium....

NSV pressure seal flexible wedge gate valves are ideal for high pressure steam (main steam isolation), liquid (feedwater isolation), catalytic reformers, hydrocrackers and other tough services.

NSV Solid wedge gate valves are widely used in the industries of oil, chemical, medicine-made, fertilizer, electrical power, etc. as on/off control valves for passing or cutting off the medium....

NSV Non-rising stem gate valves it is usually suitable for tight places where there is not enough room for the stem to raise, for example, places with underground pipes. The non-rising stem gate...

Our valves used in casting body, the gate designed with diversion holes, non-diversion holes; single plate and double plate structure; Seat used bi-direction seal seat which mainly based on the...

NSV Ductile Iron Knife gate valve is widely used as a regulating and corrent-carrying device on various fluid pipelines of dregs in large enterprises such as sewage treatment,chemical...

NSV Carbon Steel Knife gate valve is different with ductile iron mould, that’s have one-piece body and two-piece bodies, rising stem and non-rising stem, uni-direction and bi-direction structures,...

Designed to handle dense mixtures of stock and slurries, the shearing action of the knife cuts through solids and cleans the seat as it opens and closes making maintenance very easy. This valve...

Provides high flow rates with low pressure drop and include various seat and packing materials available. Face to face dimension in accordance with NSV standard. An arrow is marked on the body...

The valve is designed for isolation and on/off applications in the paper, chemical, mining, power and waste water industries. It is designed to handle clean, dirty, viscous and corrosive liquids,...