Wafer Type Non-Return Valve Cast Steel

We will make just about every exertion for being excellent and perfect, and speed up our actions for standing during the rank of worldwide top-grade and high-tech enterprises for Ball Valves, C95800 Gate Valve, F55 Gate Valve. We can carry out technological innovation and transformation according to the special needs of users, and can fully meet the needs of different users. Customer satisfaction and success are important yardsticks for measuring our performance. Our company attaches great importance to the long-term brand image, highlighting the technical foresight of the products. Our company is willing to provide you with high quality service with reliable quality assurance and sincere cooperation attitude.

  NSV CN7M Gate Valves are widely used for Chemical processes handing acetic acid alkali,dilute hydrochloricacid,dilute hydrofluoric acid,dilute sulphuric acid and phosphoric acid,also for oil refining.this material with superior corrosion resistance to nitric acid of any concentration at 60 0C and lower,and to heated dilute oxide.

• Applicable Standard
  Design Standard:     API 600, API603,B16.34
  Face to Face:       ASME B16.10, EN 558, DIN3202 
  End Flange:        ASME B16.5  
  Inspection and Test: API 598 
    

• Products Range 
  Size:      1/2" ~ 20"(DN15 ~ DN500) 
  Rating:    ANSI 150lb ~ 2500lb
  Body Materials:  Alloy20(A351 CN7M)
  Trim:  Alloy20(A351 CN7M)
  Operation:  Handwheel, Gear, Electric, Pneumatic, Hydraulic  
   

• Design Features  
  Full port design  
  OS&Y, outside and screw  
  Bolted bonnet, back seal structure  
  Flexible wedge, fully guided  
  Integral seat  
  

FAQ

1. Q:What's the packing for shipping?

  A:Its carton for small valves(sample) and plywood case(don’t to fumigate).

2.Q: How about delivery schedule?

A: Delivery schedule depends on product type. Therefore, please consult with sales team for specific delivery schedule when you inquire quote. The company is making an effort to keep the delivery schedule, which is the promise with customer. The company will improve your satisfaction degree by delivering the necessary product as soon as possible.

3.Q: Do u provide sample,is it free or extra ?

A: Yes, we could offer the sample, due to its value,we can supply free sample that small value and you afford the freight,but also welcome visit our factory to inspect quality.

4.Q:How can I visit your company?

A: We always welcome you to factory. However, your visit intention shall be pure. You can visit factory conveniently by noticing your visit to the department in charge depending on your visit purpose in advance. For the way to factory, please refer to map“About Us” of homepage.

5.Q: What's your payment terms?

A: As our company’s policy, we normally have bellow 3 payment terms,it also can negotiation both parties before confirm order.
  1) 100% T/T or West Union in advance that order value within $2,000.00USD.

2)30% T/T advance+70% balance after the shipment for the order value above $2,000.00USD.

3)L/C at sight for the order value above $50,000.00USD.

For so many years, we have impressed customers at home and abroad with our sincerity, with high qualification rate of our Wafer Type Non-Return Valve Cast Steel and good after-sales service. The details determine the success or failure, we are in line with the attitude of starting from the details and take providing high-quality services for the society as the foundation of our development. This company focuses on improving product development, design, production and other links, so that the standardized production of products is always maintained.