The company has strong technical force, advanced equipment and superb craftsmanship. It is a professional manufacturer of various series Triple Eccentric Butterfly Valve, Vacuum Butterfly Valve, Double Offset Butterfly Valve. The product has been proved by users at home and abroad; the equipment is reliable and distinctive, can improve the grade and added value of the product, and has significant economic benefits. We always adhere to the product development policy of combining strategic development with adaptive development and introducing technology with independent innovation. Our broad international vision enables us to maximize our profits worldwide. We promote the technological progress and scientific innovation of our company based on the importance of basic research and application.

Description & Features

Concentric Butterfly Valve Split Body Teflon / PTFE Lined High Performance Concentric Butterfly Valves Resilient Seated and Half or Fully Lined with two-piece body design and locked-in PFA liner fully encapsulates the disc, ISO mounting pad for actuation, bi-directional sealing, lining material is available for PTFE/ PFA/ FEP/ ETFE/ PO/ PP etc, wafer or lug style for 150 class flange, F46 Lined Wafer Butterfly Valves features ease of maintenance, repeatable on-off, long life durability. Teflon Lined Wafer Butterfly Valve .

● Full diameter structure, to ensure the flow area of the valve, to see the flow resistance when the fluid through the valve.

● The butterfly plate adopts butterfly streamline design, which can ensure the stress intensity of the center of the butterfly plate, and also ensure that the valve can obtain a large flow coefficient and a small fluid resistance coefficient.

● Simple structure, small flow resistance.

Specifications

Size Range	Body Material
1 1/2"-40" DN40-DN1000	Carbon Steel/ Stainless Steel/ Cast Iron/ Ductile Iron/ Al-Bronze
Pressure Rating	DISC Material
Class150 PN10-PN16	Al-Bronze/ Stainless Steel/ Ductile iron/ WCB
End Connection	Seat Material
Flange (FF, RF), wafer, lug	EPDM, PTFE, NBR, VITON
Structure Style	Stem Material
Full Port, Concentric	SS410, SS416, SS316, 17-4PH
Actuator Options	Design Standard
Lever, Worm Gear, Pneumatic, Electric.	MSS SP-67, API609, EN593
Temperature Range	Face to Face Standard
-10℃~200℃	API609, ISO5752 series 20, BS5155
Connection Standard	Test Standard
Flange Drilling: ANSI B 16.5, EN1092-1	API598

Brand	DAGO or OEM
Test	100% quantity tested before delivery
Guarantee	12 months from date of shipment or Negotiable
MOQ	1 Set
Sample	Available
Color	Customer required or manufacturer default
Packing	Plastic bag wrapped inside, seaworthy wooden case outside
Certificate	API6D, CE, TUV, ISO9001, ISO14001, ISO45001, Mill Test Certificate
Country of Origin	Zhejiang, China
HS Code	848180 (universal), 8481804090 (China)
Port	Shanghai or Ningbo
Payment Terms	T/T, L/C, Western Union

The quality of our Gear Operator Double Flange Type Concentric Butterfly Valve is top-notch and our customers have always regarded our company as the most reliable one. 'Sincerity will attract customers from all over the world, with reputation comes along'. We will continue to improve ourselves, innovate, introduce new technology, new equipment and absorb new talents to provide professional and efficient services to our customers.

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