Type Pneumatic Operated Flange End Ductile Iron Gate Valve

Apply wedge flexible disc structure, Rolling bearing is set in valves with large and medium diameter, which can be closed easily, The flange applies stainless steel spiral wound gasket with graphite or compound gasket. The stem sealing applies extend graphite stuffing with reliable sealing Impact structure and elegant outline Application: Steel gate valves apply to all pipes of class150-600. pn10-100, jis10k--20k: working temperature 29-425c(carbon steel)-29-550c(WC6 WC9)to cut off or connect the fluid in the pipes. Different materials can be applied to various fluids respectively, such as water, vapour, oil products, nitric acid, acetic acid, intense oxidation fluid and uses etc



Product Range
-Valve size: 
DN50-DN500
-Pressure: 
GB Class 150~600(PN16-PN420)
-Temperature: 
-29ºC~ 550ºC
-Body Materials: 
Ductile cast iron, WCB, Stainless steel
-Trim (Disc/Stem): 
WCB, Stainless Steel, Stellite,Aluminium bronze,

Design Features
-Z4H& style
- large and medium diameter
-Flexible Wedge
-flange applies stainless steel spiral
-Threaded or welded seat ring
-Graphite or compound gasket
-The packing is applied expanded graphite
-Flanged or butt welded ends. 

Large-Scale production
Production workshop
The company has no box modeling automated production lines, Product appearance, size precisio highdensity, good sealing performance, the produc won the majority of user spraise.

Finished product workshop


sales service
Cumently, Our products have already exported to America, France, Australla, Italy and 20 other countries and regions. Our company insists on the concept of " Top Quality and Credit First" Which are carried out throughout the R&D, production, marketing, service and the like. 

The use of our company valves in large factories
 Our products are superior in quality and moderate in price and are sure to be saleable in Major factories at home and abroad ,and our company has set up a number of tough emergency service team, on-site experienced engineers and senior echnicians, arrived on the scene in the fastest time for any problems,maintenance and replacement. besides, We are in a position to accept orders against customers samples specifying design, specifications and packaging requirements.  FAQ:
1. What is your main products?
Our main products are Ball valve, Butterfly valve, Gate valve, Globe valve,Wear-resistant elbow,Ceramic pipe , other valve, and made by casting or forged material.
2. Is samples available?
Yes, sample order is available for quality check and market test. But it is not free.
3. Do you have any products in stock?
Depends on your request, we have standard models in stock. Some special products and big order will be newly casting according to your order.
4. How do you guarantee the quality of products?
Quality is priority, we always attach the importance to quality control from the beginning to the end of the production.Every product will be fully assembled and carefully tested before painting, packing and shipping.

Contact Us
1.Contact Name : Vicky Xu
2.Mobile phone : +86-15137162879
 
  Thanks so much for you taking time to browse our products. Any further questions, please feel free to contact us and we are ready to so service for you


 

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Ningbo Yien Machinery Co., Ltd , https://www.yienmachinery.com