Loading Port:China main port
Payment Terms:TT OR LC
Min Order Qty:100 pc
Supply Capability:30000 pc/month
The flexible butterfly valve is applicable to foodstuff, pharmacy, chemical industry, Prtroleum, electrical industry, textile, paper making, drain and air pipelines to control and stop the flow, with the function of compensating expansion and condensation inder the condition of temperature less than 80°C, nomral pressure less than 1.6MPa.
Main features:
Novel and resanalble design, unique structure, lightweight, convenient operation, quick open/close.
Flexible butterflyy valve is convenient to install, change and repair the valve, basides of adjusting and stop funtion and expansion and condensation funtion since temperature difference from compensation pipelines.
It is adjusttable and changeable for seal parts an reliable sealing function.
Applicable Standard
Design standard: GB/T12238-1989 ; CT/T-261-2007
Flanfe dimension: GB/T9113.1-2000 ；GB/T9113.2-2000 ; GB/T9115.1-2000 ; GB/T9115.2-2000
Pressure test: GB/T13927-1992 ; JB/T9092-1999
Main Techincal Parameter
Nominal Diameter | DN(mm) | 50~2000 | ||||
Nominal Pressure | PN(MPa) | 0.6 | 1.0 | 1.6 | ||
| Intensity Test | 0.9 | 1.5 | 2.4 | |||
| Seal test | 0.66 | 1.1 | 1.76 | |||
| Air Test | 0.6 | 0.6 | 0.6 | |||
Applicable Temperature | ＜80oC | |||||
| Method | Maual / gear / pneumatic | |||||
Applicable Medium | Air / Water / Steam / Oil Product / Coal gas, etc | |||||
Material for main parts
| Parts Name | Material |
| Body | Castiron / cast steel / Stainless steel / Cr-Mo steel / Alloy steel |
| Disc | Cast steel / Alloy steel / Stainless steel / Cr-Mo steel |
| Seats | Stainless steel / polyactone / PTFE |
| Stem | 2Cr13 / Stainless steel / Cr-Mo steel |
| Bearing | Cast iron / Cast steel / stainless steel / Cr-Mo steel |
| Packing | Flexible graphite |
Please consult customer service before placing an order( in order to confirm with size and material of the relevant product).
