Through Conduit Knife Gate Valve for Water Treatment

We take the customer's demand as the standard, takes the advanced technology as the support, takes the scientific management as the foundation, wholeheartedly provides Pneumatic Actuator Butterfly Valve, Wafer Concentric Butterfly Valve, Slab Gate Valve for our customers. To win by quality, our products produced must have technological content, and the products delivered must be of high quality and excellent quality, which can meet both actual needs and potential needs in foreign markets. Our company promotes bold work and pioneering spirit. We take 'integrity, customer first, pursuit of excellence' as the core value of the enterprise, and 'promote and realize sustainable value growth' as the business philosophy, so as to continuously create value for customers and employees.

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.

Our rich experience in the industry of Through Conduit Knife Gate Valve for Water Treatment means that we can understand the various needs you face today and in the future, and provide timely and comprehensive services to you. We supply products strictly according to the quality standard required by users, and are responsible for the quality. We always regard the technology and customers as the uppermost.