Fujian Province Datong Reciprocity Valve Co.,Ltd is a leading China ductile iron wafer concentric butterfly valve, ductile iron butterfly valve manufacturer and supplier, and as a professional company, we have productive factory to offer you good price and service.

DUCTILE IRON WAFER CONCENTRIC BUTTERFLY VALVE

1. Size: DN50-500.

 2. Body: Cast iron/Ductile iron/Stainless steel

 3. Disc: Ductile iron/Stainless steel.

 4. Tenth more highly, seal more reliably for seat.

 5. Easy and fast installation, making cost minimized

Concentric butterfly valve

1. Double axis butterfly valve designed to comply with MSS-SP-67, BS 5155 and API609. Compatible with GB, DIN, BS, ANSI125/150 flanges. Face to face according to ISO5752.

2. The seat of double axis butterfly valve is designed in to without back, the toque-and-groove seat is lower torque and replaceable.

3. There is O-ring caste on the seal surface of the seat, negates need for flange gaskets.

4. Available in wafer type and lug type.

5. Available with handles, manual gear operators and electric or pneumatic actuators.

STANDARDS

MATERIAL LIST

GEAR OPERATOR, ELECTRICAL OPERATOR, PENUMATIC OPERATOR, HYDRAULIC OPERATOR ETC.ARE AVALIABLE

NOTE: OTHER METERIALS ARE AVALIABLE UPON REQUEST

APPLICATION

Those kinds of the wafer type concentric butterfly valve are widely used in petro oil, electric power, low temperature resistant, corrosion resistant.