Non-Rising Stem Resilient Seated Gate Valve Brass Nut Type
DESCRIPTION
What is a non-rising stem gate valve?
Non-rising stem gate valve is one type of gate valve with flexible wedge as its on-off disc, which moving direction is perpendicular with flow. Non-Rising Stem means outside stem, also referred to as the rotary stem gate valve or blind stem wedge gate valve. In an NRS valve, the stem will turn to open and close the gate, but the stem does not move up or down as it turns. Gate valve can be only full open or full close. They are widely used in series of industries, especially in water supply projects, public works, water treatment plant, fire fighting, etc. Prosper Flow can manufacture resilient seated gate valve according to the standard of DIN3202 F4/F5/BS5163 with sizes of 2″~32″ (DN50~800mm).
- Full bore design
- Self cleaning & low pressure loss
- Rolled stem ensure smooth thread edges and double thread
- Low operating torque
- Good and clear body marking (Castings are from the same foundry with AVK Valve and Spain TALIS)
- Online replaceable under full pressure with valve fully opened; Three o-rings protects upper stem from impurities entering from the water way
- Every valve be 100% tested and qualified before packing and delivery
- Design & manufacturing: EN1171/1074/DIN3202-F4/ F5/BS5163
- Face to face: EN558-1 series 3,14,15
- Flanged ends: ISO7005-2, EN1092-2, DIN2501 PN10/PN16
- Inspection & testing: EN12266-1
:Anhui Prosper Flow Technology Co.,Ltd.
- Working pressure: PN10 / PN16 Bar
- Size: 2″~32″ (DN50~800mm)
- Materials: cast iron, ductile iron
- Epoxy resin thickness: ≥250micron
- Applicable temperature: 0℃~+80℃
- Available with handwheel/square cap/gearbox/ electric actuator
- ’s application
- Water supply system
- Waste water, sludge, sewage treatment industry
- Irrigation system
- Real estate industry
- Mining, steel industry
- Metallurgy plant, power plant
- Textile, pharmaceutical industry
- Food, pharmaceutical industry
Anhui Prosper Flow Technology Co., Ltd is a high-tech enterprise specializing in R&D, production and sales of valves and fittings.we understand the international standards and strict export quality requirements of . We provide OEM services for the world-famous valve companies. Our valves cover British Standard (BS), German Standard (DIN), American Standard (AWWA), Australian Standard (AS), South African Standard (SABS) and National Standard (GB). Now it has its own valve logo “ZW”. We have , , , and .
Send product request
Other supplier products
 |
Wholesale 4 inch DN2501 concentric DI flanged butterfly valve | DESCRIPTION Flanged concentric butterfly valve is one type of central lined flanged type butterfly valve, which is the most common type of butterf... |
 |
Wafer Type Dual Disc Check Valve | DESCRIPTION Wafer type dual plate check valve is one type of non-return valve with two torsion springs added to each of pair valve plates, which c... |
 |
Rubber Seated Flapper Check Valve | DESCRIPTION Flapper check valve is also called flexible check valve, whose disc is rubber coated. Rubber disc check valve is mainly made up of bod... |
 |
Non-Rising Stem Resilient Seated Gate Valve PN25 | DESCRIPTION Non-rising stem resilient seated gate valve is one type of gate valve with flexible wedge as its on-off disc, which moving direction i... |
 |
Top Choice China Supply DI ball water check valve | DESCRIPTION DI Ball check valve adopts Alu coated with rubber ball as its disc that rolls up and down in the valve port in the effect of fluids, ... |
Same products
 |
Клапан | Seller: RongTengXinNuo(Tianjin) International Trade Co.,Ltd | Клапан |
 |
Class 300 Valve | Seller: GangYe Group Co.,Ltd. | Class 300 valves have a pressure rating of 300 pounds per square inch (psi) or 20.7 bar, allowing... |
 |
Class 3000 Industrial Valve | Seller: GangYe Group Co.,Ltd. | Wafer Body, Full Port Design, Flanged End Class 3000 Ball Valve. A ball valve class 3000pressure-... |
 |
Class 2500 Industrial Valve | Seller: GangYe Group Co.,Ltd. | Class 2500 valves can be used for both on-off and throttling applications. The specific valve typ... |
 |
Class 150 Valve | Seller: GangYe Group Co.,Ltd. | globe valve class 150is a pressure rating designation defined by standards organizations, such as... |
