Lever Operated Butterfly Valve
Lever operated butterfly valve, has a relatively simple structure, small size, lightweight, and better flow control characteristics. When turning the lever, in the butterfly valve body cylindrical inner channel, valve disc is associated with the lever around the axis of rotation, rotation Angle is 0° to 90° when rotating to 90°, butterfly valve is in the fully open state. Usually, the lever operators are available for size DI50-300(2" - 12"), but it is recommended that gear operators be used on size DN200(8"） and larger.
Lever Operated Butterfly Valve VS Gear Operated
Body: Grey Cast Iron; Ductile Cast Iron, Stainless Steel 304/316; Carbon Steel.
Disc: Ductile Cast Iron(Nickel-plated or Nylon coated); Stainless Steel 304/316; Aluminum Bronze.
Stem: Stainless Steel 410/416/304/316.
Seat: EPDM; BUNA-N; PTFE; Viton; Hypalon; Neoprene; Metal Seated.
CLASS 125/150; PN10/16/25; 5K/10K/16K.
API 609; BS5155; MSS SP-67/68; EN593
A manual butterfly valve in the preparation work before installation, need to confirm whether the lever-operated butterfly valve is suitable for the medium working condition in the pipeline, the need to allow the handle lever to rotate 90 degrees of operating space, in the pipeline is best installed, can not be installed upside down, regular inspection after installation.
Lever Operated Butterfly Valve FAQ
Only Lug-type butterfly valves can be used for terminations and require a special flange connection.
Carbon steel; Malleable iron; Aluminum; Stainless steel.
For more information about butterfly valve lever type, please feel free to contact us!
Send product request
Other supplier products
 |
Galvanized Seamless Steel Socket | The Socket is used as a short pipe for connecting two pipes. Also known as the pipe Coupling. The socket because of it's easy for using, widely use... |
 |
Flanges | Flanges for saleare a part used for connections between the ends of tubes or used at the entrance and exit of equipment for connections between two... |
 |
ASTM Flange | The American Association for Materials and Testing, known in English as the American Society for Testing and Materials, it is one of the largest st... |
 |
Globe Valve NPT BSPT Threaded | A threaded globe valve refers to a valve in which the closing member/disc moves along the centerline of the valve seat. According to this movement ... |
 |
Hebei Longsheng | Hebei Longsheng |
Same products
 |
Ductile Iron Pipe for Drainage System | Seller: Shanxi Datong Casting Co., Ltd | Ductile iron pipeis widely recognized as one of the most reliable materials for modern drainage s... |
 |
Ductile Iron Pipe for Fire Fighting System | Seller: Shanxi Datong Casting Co., Ltd | A fire fighting system must ensure continuous water supply, stable water pressure, and immediate ... |
 |
DI jacking pipe | Seller: Shanxi Datong Casting Co., Ltd | DI jacking pipepossess high strength, so it can bear large jacking force. During pipeline constru... |
 |
Ductile Iron Pipe Erternal Paint with Epoxy | Seller: Shanxi Datong Casting Co., Ltd | Ductile iron pipeis a type of cast-iron pipe made by adding magnesium to molten iron, which chang... |
 |
Ductile Iron Pipe K9C40C30C25 | Seller: Shanxi Datong Casting Co., Ltd | The T-type Joint Pipes(Push-on)produced by our company range from DN80mm to DN2600mm are flexibly... |
