Unidirectional Sealing Gate Knife Valve with Competitive Price

As a company that specializes in Bolted Bonnet Forged Gate Valve, Check Valves, Y Strainers, we hope to contribute our strength to building a society where everyone can live in equality, comfort and peace of mind. We take 'win by quality, be responsible for customers, let customers satisfied' business philosophy to provide competitive price advantage and product added value for our customers. We have a stable and high-quality production platform, which can ensure timely delivery to customers. Our products have been tested in the market for a long time and have been trusted by consumers.

Product Details

NSV Unidirectional Knife Gate Valve design One piece cast body with guides to support gate and seat wedges. Provides high flow rates with low pressure drop and include various seat and packing materials available. Face to face dimension in accordance with NSV standard. An arrow is marked on the body indicating the flow direction. This knife gate valve is suitable for liquids that contain a maximum of 5% suspended solids..Designed for applications such as:

Paper Industry, Mining, Silo emptying, Chemical plants, Bumping Food, Industry Sewage treatment.

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, Cast Steel, Stainless Steel, Duplex and Special Alloys
Knife Gate: Stainless Steel, Duplex and Special Alloys

Seat: Soft(EPDM,NBR,PTFE) or Metal Seat
Operation: Handwheel, Gear, Pneumatic, Hydrau-Pneumatic and Electric etc.

Design Features
1. The scientific back seal packing box design makes the bak seal safe, effective and durable.
2. The triangle supporter ensures necessary mechanical properties.
3. V shape wedge can serve as control valve.
4. The guide block on the valve body enables the wedge to move correctly and extrusion block provides effective sealing for the wedge.
5. The design of valve body reinforcing rib can enhance the body strength.

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:Does “NSV” valves have supply to any value end user?

A:Yes,it just like PETROKIMIA GRESIK in Indonesia, BP Iraq,ESFAHAN MOBARAKEH STEEL In Iran etc.

3. Q: What’s the valves warranty?
A: Our valves warranty period should be 18 months from the date of shipment or 12 months after installation, whichever occurs first.

4. 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

Since our establishment, we have always adhered to the policy of 'high technology, high quality and high service', and with professional and unique innovative ideas, we have grown rapidly in the industry of Unidirectional Sealing Gate Knife Valve with Competitive Price in China. We are committed to product development and innovation with our rich professional technology and continuous pioneering and innovative spirit, and create high-quality products with our own professional expertise. We continue to explore the market, but also with full enthusiasm to increase the update of production equipment and technology and constantly improve the performance indicators of various products, and strive to make you feel at ease with cheap products and complete after-sales service.