Shenzhen Songo Automation Co., Ltd.
                                                                                                           
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30 Years
Since 1996
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SONGO Ductile Iron Wafer Check Valve 8 Inch Dual Plate SS304 Disc Butterfly Type Wafer Check Valve

Price Negotiable
Price: CN¥640.57/pieces 2-29 pieces
MOQ: 2 pieces
Delivery Time: 5-8working days
Brand: SONGO
Product Description

Descriptions And Features Of Dual Plate wafer check valve :

The Dual Plate Wafer Check Valve is a compact check valve with a butterfly-shaped double-valve design. The valve flap is composed of two symmetrical valve flaps that rotate around the central axis to achieve the opening and closing function. The valve is connected by a flange connection, occupying a small space and weighing lightly. It is widely used in water treatment systems, HVAC (Heating, Ventilation, and Air Conditioning), petrochemicals, seawater treatment, etc., to prevent the backflow of media and protect the safety of equipment and pipeline systems.


When the medium is flowing in the forward direction, the fluid pressure drives the valve disc to rotate and open along the axis. The medium can pass through smoothly. When the medium flows in the reverse direction, the valve disc closes rapidly under the action of the spring force and the reverse pressure, preventing the reverse flow.


Design Features Of Dual Plate wafer check valve :

1. The wafer design takes up little space and is suitable for narrow installation environments .

2. The flow channel is unobstructed, resulting in low resistance for the fluid when the valve disc is opened, thereby saving system energy consumption.

3. Spring-assisted closure effectively reduces the water hammer phenomenon caused by the backflow of the medium.

4. Can be installed horizontally or vertically, suitable for different pipe layouts

5. The structure is simple, easy to disassemble and clean, thereby reducing maintenance costs.



Part Material Of Dual Plate wafer check valve:

No. PART Material
1 Body Ductile iron,WCB,CF8
2 Plate Ductile iron+Ni,WCB,CF8
3 Spring Stainless steel 
4 Hinge Pin Stainless steel
5 Plug Carbon steel
6 Body Bearing Ptfe
7 Spring Bearing Ptfe
8 Stop Pin Stainless steel
9 Eye bolt Carbon steel
10 Body seat NBR,EPDM,Viton



Structure Dimension Drawing Of Dual Plate wafer check valve:

Nominal diameter B E F R d A
DIN PN10 ANSI150
DN50 43 65 19 28.8 43.3 107 102
DN65 46 80 20 36.1 60.2 127 121
DN80 64 94 27 43.4 66.4 142 133
DN100 64 117 28 52.8 90.8 162 171
DN125 70 145 30 65.7 116.9 192 193
DN150 76 170 30 78.6 144.6 218 219
DN200 89 224 31 104.4 198.2 273 276
DN250 114 265 33 127 233.7 328 336
DN300 114 310 50 148.3 283.9 378 406
DN350 127 360 43 172.4 332.9 438 448
DN400 140 410 45 197.4 381 488 511



R & D Team Technical Supporting:



No Worries After Buy Our Valves With Our Engineers:



Frequently Asked Questions:

Q1: ARE YOU A MANUFACTURER OR A TRADE COMPANY?

A1: We are a 29 years professional valve automation integration valve manufacturer, we produce and sale directly from our factory.


Q2: IS THERE A TECHNICAL ENGINEER'S GUIDE FOR INSTALLATION BEFORE OR AFTER SALE?

A2: Yes, no worries. Our technical engineer will remote video, installation guide, commissioning valve.


Q3: WHAT IS YOUR TERMS OF PAYMENT?

A3: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.


Q4: WHAT IS YOUR TERMS OF DELIVERY?

A4: EXW, FOB, CFR, CIF, DAP, DDP.


Q5: HOW ABOUT YOUR DELIVERY TIME?

A5: Generally, it will take 2 to 5 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.


Q6: DO YOU TEST ALL YOUR GOODS BEFORE DELIVERY?

A6: Yes, we have 100% test before delivery.


Q7: HOW DO YOU MAKE OUR BUSINESS LONG-TERM AND GOOD RELATIONSHIP?

A7: We keep good quality and competitive price to ensure our customers benefit; we respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.


Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Songo Automation Co., Ltd.
Location C3 BLDG, Shangzao VLG, Dalang ST, Longhua DIST, Shenzhen City, Guangdong Province, China, Zip Code 518109
Contact Person Kevin Lin

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