Flange Knife Gate Valve

We will spare no effort to provide customers with reliable and innovative Forged Gate Valves, PSB Forged Check Valve, Pressure Seal Bonnet Forged Gate Valve products, and contribute to the success of customers as much as possible. Base within the small business concept of top quality initially, we want to fulfill more and additional friends within the word and we hope provide the ideal solution and services to you. We ensure on-time delivery and post service with high-quality and fast working efficiency to help each customer seize business opportunities in the fierce market competition and win the trust of customers.

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

Sticking to your belief of 'Creating solutions of high quality and generating buddies with people from all around the world', we always put the fascination of customers to start with for Flange Knife Gate Valve. Our company respects the enterprise spirit of 'down-to-earth, hard-working and responsibility', and creates a good enterprise environment with integrity, win-win and pioneering business philosophy. With brand-new management mode, perfect technology, considerate service and good quality as the survival basis. Our company is based on emphasizing reality, doing practical work and seeing actual results.