2021 High quality China Cast Iron Wafer a Type Butterfly Valve
owing to excellent support, a variety of top of the range items, aggressive rates and efficient delivery, we enjoy a very good reputation among our clients. We have been an energetic firm with wide market for 2021 High quality China Cast Iron Wafer a Type Butterfly Valve, We will endeavor to maintain our great reputation as the best products supplier in the world. If you have any questions or comments, please contact with us freely.
owing to excellent support, a variety of top of the range items, aggressive rates and efficient delivery, we enjoy a very good reputation among our clients. We have been an energetic firm with wide market for China a Type Butterfly Valve, Stop Valve, If you need any of our merchandise, or have other products to be produced, be sure to send us your inquiries, samples or comprehensive drawings. Meanwhile, aiming to develop into an international enterprise group, we look forward to receiving offers for joint ventures and other cooperative projects.
Description:
ED Series Wafer butterfly valve is soft sleeve type and can separate the body and fluid medium exactly,.
Material of Main Parts:
Parts | Material |
Body | CI,DI,WCB,ALB,CF8,CF8M |
Disc | DI,WCB,ALB,CF8,CF8M,Rubber Lined Disc,Duplex stainless steel,Monel |
Stem | SS416,SS420,SS431,17-4PH |
Seat | NBR,EPDM,Viton,PTFE |
Taper Pin | SS416,SS420,SS431,17-4PH |
Seat Specification:
Material | Temperature | Use Description |
NBR | -23℃ ~ 82℃ | Buna-NBR:(Nitrile Butadiene Rubber ) has good tensile strength and resistance to abrasion.It is also resistant to hydrocarbon products.It is a good general-service material for use in water,vacuum,acid,salts,alkalines,fats,oils,greases,hydraulic oils and ethylene glycol. Buna-N can not use for acetone,ketones and nitrated or chlorinated hydrocarbons. |
Shot time-23℃ ~120℃ | ||
EPDM | -20 ℃~130℃ | General EPDM rubber: is a good general-service synthetic rubber used in hot-water, drinks, milk product systems and those containing ketones, alcohol, nitric ether esters and glycerol. But EPDM can not use for hydrocarbon based oils, minerals or solvents. |
Shot time-30℃ ~ 150℃ | ||
Viton | -10 ℃~ 180℃ | Viton is a fluorinated hydrocarbon elastomer with excellent resistance to most hydrocarbon oils and gases and other petroleum-based products. Viton can not use for steam service, hot water over 82℃ or concentrated alkalines. |
PTFE | -5℃ ~ 110℃ | PTFE has good chemical performance stability and surface will be not sticky.At the same time, it has good lubricity property and aging resistance. It is a good material for use in acids, alkalis, oxidant and other corrodents. |
(Inner liner EDPM) | ||
PTFE | -5℃~90℃ | |
(Inner liner NBR) |
Operation:lever,gearbox,electrical actuator,pneumatic actuator.
Characteristics:
1.Stem head design of Double “D” or Square cross:Convenient to connect with various actuators,deliver more torque;
2.Two piece stem square driver:No-space connection applies to any poor conditions;
3.Body without Frame structure:The seat can separate the body and fluid medium exactly,and convenient with pipe flange.
Dimension:
owing to excellent support, a variety of top of the range items, aggressive rates and efficient delivery, we enjoy a very good reputation among our clients. We have been an energetic firm with wide market for 2021 High quality China Cast Iron Wafer a Type Butterfly Valve, We will endeavor to maintain our great reputation as the best products supplier in the world. If you have any questions or comments, please contact with us freely.
2021 High quality China a Type Butterfly Valve, Stop Valve, If you need any of our merchandise, or have other products to be produced, be sure to send us your inquiries, samples or comprehensive drawings. Meanwhile, aiming to develop into an international enterprise group, we look forward to receiving offers for joint ventures and other cooperative projects.