F4 Double Flanged Concentric Butterfly Valve DIN Standard with Worm Gear

After years of exploration and production experience accumulation, we have updated our understanding and practical actions in Eccentric Butterfly Valves, Wafer Ball Valve, Triple Eccentric Wafer Butterfly Valve production, research and development, independent innovation and cooperation with customers. By setting stricter standards and stricter business regulations, we will assume greater responsibility and follow higher codes of conduct. We provide customers with quality products and services through a flexible market operation mechanism. Only with responsibility can we encourage enterprises to continuously standardize their operation, innovate and develop, and build a harmonious and progressive internal and external environment for the virtuous circle of enterprises.

Product details

NSV Concentric Butterfly Valve with the advantages of good corrosion resistance, reliable seal, small unsealed moment and so on,the valve body shall be one-piece design with extended neck and a concentric disc and seat configuration to allow for 2” to 48” of piping insulation.

Applicable Standard
Design Standard: API 609, MSS SP-67, MSS SP-68, BS 5155
Face to Face: API 609, ASME B16.10, BS 5155, EN1092
End Connection: DIN PN10/16/25, ANSI B16.1, BS4504
Inspection and Test: API 598

Products Range
Size: 2" ~ 48" (DN50 ~ DN1200)
Rating: PN10,16,150PSI

Body Materials: Ductile Iron,Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel.
Seat: RUBBER(EPDM,NBR,IIR),PTFE
Operation: Lever, Gear, Electric, Pneumatic, Hydraulic

Design Features
Concentric design
Rubber,PTFE seated
Blow-out proof shaft
Wafer,Lug,Flange Connection
ISO top flange

STRUCTURAL FEATURES

FAQ

1. Q:Do you have any valve in stock?

A:There have a lot of GGC valves(2”&within) in stock,and that can delivery within one week.

2. Q:Do you have customized valve?

A:Yes,we can supply customized valves.

3. Q: What kinds of valves do you manufacture?

A: We usually manufacture valves made of various materials such as cast Iron/ carbon steel,stainless steel,Alloy steel and industrial valves such as ball, gate, globe, check, bellows seal and ETC. For detail information, please refer to "Download>E-Catalog” of homepage.

4. Q:What’s the packing for shipping?

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

5. 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.

We hope that our company will become a model of industry innovation not only with the environmentally friendly F4 Double Flanged Concentric Butterfly Valve DIN Standard with Worm Gear produced, but also with the systematic process of improving efficiency and saving costs. The resources and platform provided by the enterprise can promote the improvement of employees' abilities and quality. Up to now, our products have been exported to more than 60 countries and areas around the world.