MST flanged butterfly valve is widely used in petroleum, chemical industry, food, medicine, metallurgy, shipbuilding, papermaking, industrial environmental protection, water supply and drainage, high-rise building pipeline.
Flanged butterfly valve is especially suitable for two-way seal and valve body easy to be rusted, and flanged butterfly valve can be used as flow regulation and closure medium.
Type of Valve | Butterfly Valve |
DN | DN50~DN800 |
PN(MPa) | 1.0~1.5 |
Design Temperature Range | -23℃~121℃ |
Applicable Medium | Fresh water, Sewage, seawater, gas etc |
Connection type: | Flang |
Actuator type | Manual drive, Pneumatic,Hydraulic or electric Actuator |
Sealing | Metal Hard Seal, Soft seal |
Material of main parts
Spare Parts | Material |
Body | Gray Iron, Ductile Iron, Stainless Steel |
Disc | Ductile iron, Stainless Steel, Aluminum alloy |
Shaft | Cast Iron, Stainless Steel |
Sealing | O-ring, NBR, EPDM, FKM |
The main features of flanged butterfly valve are as follows:
1. Small and light, easy to disassemble and repair, andflanged butterfly valve can be installed in any position.
2. The structure of flanged butterfly valve is simple and compact, the operating torque is small, and the 90° turn to open quickly.
3. The flow characteristics tend to be straight, and the regulation performance is good.
4. The connection between the butterfly plate and the valve stem adopts a pinless structure, which overcomes possible internal leakage points.
5. The outer circle of the butterfly plate adopts a spherical shape, which improves the sealing performance and prolongs the service life of the valve. It still maintains zero leakage when opening and closing more than 50,000 times under pressure.
6. The seal can be replaced, and the seal is reliable to achieve two-way sealing.
7. The butterfly plate can be sprayed with a coating layer, such as nylon or PTFE, according to user requirements.
These pictures can better help you understand the flanged butterfly valve.
MST Valve Co., Ltd. is a professional supplier of industrial valve, such as Butterfly valve, Ball valve, Check Valve, flanged butterfly valve and Gate valve.
Dedicated to strict quality control and thoughtful customer service, our experienced stall member are always available to discuss your requirements and ensure full customer satisfaction.
We have hydraulic test for every single piece of valves, life test for new developed valve under certain working pressure and temperature, which ensure reliable quality of each piece of valve.
With large stock of valve parts, we may delivery the valves in a very short time.
As one of OEM manufacturers of industrial valve, we provide OEM service and accept customized order as well.
Trust, quality and value, your partner in success.
We passed CE , API, ISO certification.
1. Can i have a sample order for valve ?
A: Yes, we welcome sample order to test and check the quality, Mixed sample are accepted.
2. Do you have any MOQ limit for valve order ?
A: Low MOQ, 1 PC for sample checking is avaible.
3. Could you offer OEM service ?
A: Yes, OEM is availble.
4. How about the payment ?
A: We normally accept 30% deposit, and balance will be paid before shipping. L7C is OK
5. Whafs the delivery time of your butterfly valves?
A: For most of the sizes,DN50-DN600,we have stock of valve parts,it*s possible to deliver in 1-3 weeks,to nearest seaport Tianjin.
6. Whafs the warranty of your products?
A:We normally offer 12 months of warranty in service or 18 months since shipping date.
7. What is your products standardization?
A: GB/T12238-2008, JBfT 8527-1997, API 609,EN 593-1998, DIN 85003-3-1997