Product Name:Stainless Steel Flapper Valve Kf CF Pneumatic Operate High Vacuum Angle Valv Product Description size KF16-,KF50,ISO63-ISO630,CF16-CF200 material stainless steel 304,316 sealing FPM+bellows flow direction straight Leak rate ≤1.3×10-6Pa.L/S Body, bonnet and stem material Aluminum or stainless steel Air source pressure 0.4~0.8mpa Power Voltage AC220V,AC110V,DC24V,DC12V Medium pure air and noncorrosive gases Opearte manual,pneumatic,electric GDQ series pneumatic high vacuum flapper valve uses electrical signal as valve switch signal, and relies on compressed air as valve plate lift starting power. When the power supply or compressed air is lost, the valve will automatically close by spring force. The valve has the advantages of stable operation, reliable sealing and long service life. The suitable working medium is air or low corrosive gas Detailed Photos pneumatic vacuum angle valve and electromagnetic angle valve Body,bonnet and stem:aluminum alloy or stainless steel Sealing element:NBR,FPM,bellows(shaft seal) Working temperature:-20~150°C Valve Leak Rate:≤1.3×10-6Pa.L/S Air source pressure:0.4~0.6Mpa Voltage:220V/50HZ Product Parameters More Products FAQ Q: Is the price of your products lower than others? A: We can not promise you the lowest price,because the best quality is what we pursue firstly. Q: Can you provide us with some samples for testing? A: Of course, we can offer you samples. You only need to bear the freight and samples' charge can be negotiated. Q: How about your service? A: We have pre-sale service, in-sale service and after-sale service and you can know about them in our service. Q:What's your package? A:1pc/plybag then put into carton box; If the valve has pneumatic actuator then we can put the valve into a custom foam box then put into carton box. Q:What's the shipping way? A:small package,you can choose courier or China post(if it is not urgent) Large or weight package,you can choose by air,see or train. Q:What's the information we need tell you before we place order? A:you need tell us the size and connection standard such as KF,CF or ISO,operate method such as manual,pneumaitc or electric. Q:What's the delivery time? A:if the qty is less than 1000pcs normal 12~15days,if 1000~5000pcs about 25days.