We pay attention to the quality, quantity and reasonable price of the products. We guarantee the quality of our Threaded Stainless Steel Needle Valve, Dual Plate Wafer Check Valve, Bimetallic Steam Trap and ensure that the prices are competitive. We encourage every employee to compete on the basis of sincere cooperation and commitment of responsibility. We recognize that only an enterprise that follows the development trend, lives in harmony with nature, progresses with society and suffers with its employees can stand. Since its establishment, our company has been developing steadily. The enterprise adheres to the principle of 'taking the user's needs as the starting point, taking the user's suggestions as the spur, and taking the user's trust as the goal'. In such a competitive era, we have to take learning as the foundation of our body and learn all the necessary knowledge and skills.

Description & Features

Wafer Type Swing Check valves is usually installed in pipeline system, prevent medium from flowing back, check valve is automatic valve that it is opened and closed by pressure of fluid. In the past, we use H74 flange coupling swing type check valves & H71 flange coupling lift type check valve. Traditional check valve's volume is big, strong resistance of fluid, Water-hammer's pressure is high when valves close, repair and installation is inconvenient, service life is not long.

● Light and Compact

● Installed in the horizontal and vertical up positions

● "Zero Leakage" Sealing Design with Soft Seated

● Positive sealing under most operating conditions

● Long-lasting service with superior performance

Specifications

Size Range	Body Material
2"-20" DN50-DN500	WCB, A105, LF2, LF3, F22, F304, F316, F304L, F316L, F51, F53, F55, F44, etc.
Pressure Rating	Disc Material
Class150-Class600 PN10-PN40	SS201, SS304, SS316, Aluminium Bronze
End Connection	Seat Material
Wafer	NBR, EPDM, VITON-A, VITON-B, hypalon, PTFE, metal to metal
Structure Style	Stem Material
Full Port	/
Actuator Options	Design Standard
/	API594, API 6D, JB/T 8937
Temperature Range	Face to Face Standard
-29℃~425℃	ANSI B16.10, API 6D, GB/T 12221, DIN 3202, EN558-1
Connection Standard	Test Standard
Flange Drilling: ANSI B16.5, ASME B16.47 A/B, EN1092-1, BS 4505, JIS2210, GB 9112~9124, HG20592~20635 etc.	API598, GB/T13927, DIN3230

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

Our technicians concentrate on research and innovation, and several new series ofWafer Type Swing Dual Plate Check Valve are put on the market every year. Our company has advanced production equipment, superb production technology, design and innovation platform, and we have a strong sense of innovation. Technological advantage is the core competitiveness of multinational corporations' international operation.

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