Shandong, China
Business Type:
Manufacturer/Factory & Trading Company
Number of Employees:
Year of Establishment:
Management System Certification:
Average Lead Time:
Peak season lead time: one month
Off season lead time: one month
OEM/ODM Service
Sample Available

Check Valve, Butterfly Check Valve, Swing Check Valve manufacturer / supplier in China, offering Cast Iron Swing Type Dual Plate Check Valve, Lug Type Butterfly Valve Gg25/Ggg40 with Hand Lever, 3/4 Inch Brass Gate Valve with Hand Wheel and so on.

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  • Cast Iron Swing Type Dual Plate Check Valve
  • Cast Iron Swing Type Dual Plate Check Valve
  • Cast Iron Swing Type Dual Plate Check Valve
  • Cast Iron Swing Type Dual Plate Check Valve
  • Cast Iron Swing Type Dual Plate Check Valve
  • Cast Iron Swing Type Dual Plate Check Valve

Cast Iron Swing Type Dual Plate Check Valve

Get Latest Price
Min. Order / Reference FOB Price
10 Pieces US $8.6/ Piece
Port: Qingdao, China
Production Capacity: 50, 000 PCS/Year
Payment Terms: L/C, T/T
Material: Cast Iron
Connection Form: Wafer Type
Structure: Swing
Pressure: Ordinary Pressure
Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
Sealing Form: Gland Packings Globe Valve

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Basic Info

Model NO.
Flow Direction
Industrial Usage, Water Industrial Usage, Household Usage
Size Range
Dn40 to Dn600
Working Pressure
1.0/1.6 MPa
Face to Face
DIN3202 K3, ANSI 125/150
Flange Standard
En1092-2, ANSI 125/150
DIN3230, API598
Transport Package
Wooden Pallet, Plywood Case, etc
Passed the CE, ISO9001 and SGS Certification
Laizhou Yantai City, Shandong Province, China
HS Code
Cast Iron Swing Type Dual Plate Check Valve
Cast Iron Swing Type Dual Plate Check Valve

Main Features:
DONGSHENG Dual Flap Wafer Check Valve is designed to operate with the minimum of flow restriction.

The twin spring loaded half disc operate with the pipeline flow and reseal back against the rubber disc seating providing a positive shut off against any back flow. The resilient seating prevent a slamming action.

Check Valves offer greater flexibility and low cost in most piping systems and moreover, of its light weight, it is so convenient to install and has smaller face to face dimension than conventional swing check valve.

These valves can be supplied to match the international standards of flange (DIN, ANSI, JIS & BS).

DongSheng check valves when compared with order traditional isolating valve such as swing check valve offer the following advantages:
Low purchase cost
Compact design
Non-slam principle of operation
Light weight
Easy installation
Good flow characteristic and less pressure drop
Suitable for horizontal and vertical up flow

Typical Applications:

Heating air-conditioning pipe lines
High frequency lines
Fire extinguishing system
Vessel pipelines
Iron and steel industry
Mineral, oil industry
Wood working, pulp and paper industry
Textile industry
Water and condensate lines
Cast Iron Swing Type Dual Plate Check Valve

2SpringStainless steel

 L (mm)4343466464707689114114127140152154178229

Cast Iron Swing Type Dual Plate Check Valve
Cast Iron Swing Type Dual Plate Check Valve
Cast Iron Swing Type Dual Plate Check ValveCast Iron Swing Type Dual Plate Check Valve

Laizhou Dongsheng Valve Corporation located in Laizhou Yantai city Shandong Province, is a manufacturer of high quality valves primarily for export products are mainly OEM products since 2002.


We have 180 employees including 18 technicians, covering an area of 10200 square meters, also having advanced craftsmanship and technology. We mainly produce various check valves (for example,single disc swing check valve,double disc swing check valve,ball check valve,lift check valve, butterfly valves,diaphragm valves ,ball valves and so on). Our products are widely used in municipal water and wastewater ,oil,chemical, food and other fields.


Our entire valves are designed and manufactured according to ANSI (ASME), DIN, BS, JIS and other standard. Also, we ensure the best quality for customers, and our strict quality assurances systems are conducted throughout the entire production at the standard of ISO9001:2008 and CE. 


We try to enlarge our oversea markets and we have received a good reputation from our customers in the USA, West Europe, the UK, Southeast Asia,Spain and Russian .Besides, we always make delivery on time and will provide you with best quality and reasonable prices. 


All in all , our aim is to be your most reliable supplier. 


 FACTORY SHOW:Cast Iron Swing Type Dual Plate Check Valve
Cast Iron Swing Type Dual Plate Check Valve
Cast Iron Swing Type Dual Plate Check Valve
Cast Iron Swing Type Dual Plate Check Valve
Cast Iron Swing Type Dual Plate Check Valve



Q1: How long is the delivery time?
A1: Generally it's 5-10 days we have stock. Or it's 15-90 days depend on different product and quantity.


Q2: What about the payment term?
A2: T/T 30% deposit, balance payment after finished production before shipment. Or as discussed.


Q3: Can I have a sample order?
A3: Yes, Laizhou Dongsheng Valve agree sample order, mixed different models is also acceptable.


Q4: What's your MOQ?
A4: Laizhou Dongsheng Valve can support 1 pc order. Welcome you to check our quality.


Q5: What's your quality inspection? Do you test all your goods before delivery?
A5: Yes, 100% test. It integrates R&D, casting, production, processing, painting, assembly, testing, sales and after-sales service, and strict quality requirements, according to GB, ASME, API, DIN standard, and Laizhou Dongsheng Valve have gained ISO9001;2008, CE, and TUV certification.


Q6: Could I customize special request valve or new design products?
A6: Laizhou Dongsheng Valve have own R&D team and more than 70 researchers and engineers. Can give you the best support on quality management and techniques, meet your different needs.


Q7: How does your factory do regarding quality control?
A7: Laizhou Dongsheng Valve Quality is priority. Valve always attach great importance to quality controlling from the very beginning to the very end. Laizhou Dongsheng Valve has gained ISO9001;2008, CE, TUV, authentication.

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