Ductile Iron Through Conduit Knife Gate Valve

We adhere to the market-oriented, technology-centric, service-oriented policy, and the concept of achieving customers and creating value models to meet customer needs with various Strainers, API 6D Check Valve, Plastic Valves. Our company is committed to provide customers with reliable products, firmly believe that quality and service is the life of the enterprise, to provide customers with satisfactory service is our purpose. We integrate the value of 'reputation is higher than profit, quality is more important than cost', and wholeheartedly build an industry brand. We will continue to surpass ourselves and provide better technology, products and perfect after-sales service. Welcome your consultation and purchase! We are in line with the purpose of serving the public and striving for win-win to provide you with cheap and high-quality products.

Product Details

NSV Through conduit knife gate valve is a wafer valve designed for media with high condistency.

The double seat design assures a non-dogging shut off on either normal or reverse flow.The valve is used in a wide range of demanding applications in industries such as:

Pulp & Pater

Wastewater treatment Plants

Power Plants

Chemical Plants

Applicable Standard
Design Standard: MSS SP-81, ANSI, API, ISO, DIN, EN, JIS etc.
End Flange: ASME B16.5, ASME B16.47, DIN2533

Products Range
Size: 2" to 48"(DN50 to DN1200,larger diameters on request)

Flange Connection

EN1092 PN10,PN16,PN25
ANSI B16.5 (class 125,150)

Materials
Body Materials: Ductile Iron, Stainless Steel, Duplex and Special Alloys
Knife Gate: Stainless Steel, Duplex and Special Alloys

Seat: Resilient(EPDM,NBR,PTFE) or Metal Seat
Operation: Pneumatic actuator.

Precautionary Measures

Valve Position

The valve can be assembled in any position,however we recommend suitable position as bellow:

Knife gate valve assembly way

The valve is unidirectional is must be installed with the pressure which push the knife on the gasket.The flow direction is user responsility.Please assemble the valve following the arrow on the body(hydraulics applications).

Valve Handing

Before assembling please handle the valve with care.

Pipe installation

Assembling the valve must be installed between flanges

Valve support

When the valves are operated with heavy actuator in horizontal or tilting position,the actuator must be supported by means of the retaining plate supplied

Working Pressure/temperature

Max.working pressure:

DN50~250: 10Bar DN300~450: 7Bar

DN500~600: 4Bar DN700~900: 2Bar

DN1000~1200: 1Bar

Max.working temperature:

EPDM 110 Deg C Viton 220 DegC

NBR 110 Deg C PTFE 150 DegC

FAQ

1. Q:Do you have customized valve?

A:Yes,we can supply customized valves.

2. Q:Does your company have any agent/distributor with the exception of China?

A: At present,we have agent in Indonesia,Singapore,Canada,Mexico,Iraq,and welcome contact us if you would like to join us.

3. 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.

We specialize in Ductile Iron Through Conduit Knife Gate Valve production and have many years of experience in sales and service of related products so that we can serve customers well and respond quickly to customer needs. Down-to-earth is our principle of employment, and self-confidence is the basis of our work. In management, we will create a learning and innovative team organization and comprehensively implement the international quality standards.