Diaphragm Control Valve

Welcome to purchase discount source diaphragm control valve from our company, which is one of the best China diaphragm control valve manufacturers and suppliers.Diaphragm control valveDiaphragm Valve Type 245-diaphragm valves The Type 245-1 Pneumatic Control Valve essentially consists of a Type 245 Diaphragm Valve and a Type 271 Pneumatic Actuator Special features include:1) Valve body manufactured of cast iron or stainless cast steel – Cast iron body with rubber or PTFE lining2) Valve diaphragm of natural rubber, nitrile, butyl, or of butyl with PTFE protective facing3) Exchangeable actuator – actuator action reversible without special tools; bench ranges can be changed by varying the number and compression of the installed actuator springs4) Attachment of pneumatic or electropneumatic positioners and limit switches according to DIN IEC 534 and NAMUR recommendation5) Handwheel option for the Type 271 Pneumatic Actuator The Samson valve diaphragm detailsNominal sizes DN 15 to DN 150 Flanges nominal pressurePN 10 Temperatures from –10°C to +150°C  Conversion of valve sizing coefficients:Cv (in U.S.-gallons/min) = 1.17 Kvs (in m3/h)Kvs (in m3/h) = 0.86 Cv (in U.S.-gallons/min)Air-to-open valve with fail-safe action: Fail-closeThe springs "close" the valve when the pressure acting on theactuator diaphragm is reduced or upon air supply failure. The valve"opens" as increasing pressure opposes the spring force.Air-to-close valve with fail-safe action: Fail-openThe springs "open" the valve when the pressure acting on theactuator diaphragm is reduced or upon air failure. The valve"closes" as increasing pressure opposes the spring force.SpecificationSpecificationsNominal sizeDN 15 to 150Characteristic» linearLeakage rateClass IVFlangesAccording to DIN 2532Materials × Temperature ranges (WN =   Material Number according to DIN)BodymaterialMaterial of valve diaphragmNaturalrubber (NR)Nitrile(NBR)Butyl(IIR)Butyl withPTFE facingCast iron /rubber linedWN 0.6025–10 °Cto+70 °C–10 °Cto+80 °C–10 °Cto+110 °C–10 °CTo +150 °CStainless steel, WN 1.4581Cast iron / rubber–10 °C to +90 °CCast iron /PTFE lined---–10 °C to+150 °CApplicationFinal control element for dirty, viscous, and extremely corrosive fluids as well as for fluids containing solid matter.



Send product request

To: Shaanxi wantong automation equipment Co.,Ltd
Your E-mail:
Message text:


Send to other suppliers

Other supplier products

Ball Valves
Ball Valves Welcome to purchase discount source ball valves from our company,Website:http://www.wtindustrialeqpt.com, which is one of the best China ball valve...
Series 2000VA/3000WA Hi-Flow™ Control Valve
Series 2000VA/3000WA Hi-Flow™ Control Valve Welcome to purchase discount source series 2000va/3000wa hi-flow™ control valve from our company, which is one of the best China series 2000va/3000...
Decompression Valve
Decompression Valve Welcome to purchase discount source decompression valve from our company, which is one of the best China decompression valve manufacturers and supp...
Rosemount 8700 Magnetic Flow Meter
Rosemount 8700 Magnetic Flow Meter Welcome to purchase discount source rosemount 8700 magnetic flow meter from our company, which is one of the best China rosemount 8700 magnetic flo...
Vortex Flowmeter
Vortex Flowmeter Welcome to purchase discount source vortex flowmeter from our company,Website:http://www.wtindustrialeqpt.com, which is one of the best China vorte...
All supplier products

Same products

Reusable insulin pen
Reusable insulin pen Seller: Jiangsu Wan Hai Medical Instruments CO., LTD. 1.Material: special European imported environmental protection plastic. 2.High precision injectio...
Plastic wire drawing machine
Plastic wire drawing machine Seller: Qingdao ZhuoYa Machinery Co.,Ltd Plastic wire drawing machine is Qingdao Zhuo Ya Machinery Manufacturing Co., Ltd. one of the main...
Polyester forming fabrics
Polyester forming fabrics Seller: HEBEI QIANGHUA MESH INDUSTRY CO.,LTD 4-shed single layer Polyester forming fabric is a standard type of polyester forming fabric in pa...
Perfect Plastic Single Ball Snowball Maker Factory
Perfect Plastic Single Ball Snowball Maker Factory Seller: Taizhou Huangyan Aoxu Mould Technology Co., Ltd Perfect Plastic Single Ball Snowball Maker Factory,Snowball Maker
Bulk Children Skiing Board On Hot Sale
Bulk Children Skiing Board On Hot Sale Seller: Taizhou Huangyan Aoxu Mould Technology Co., Ltd Bulk Children Skiing Board On Hot Sale,Snowboard