广州市朝德机电设备有限公司

：
：郑杰克、向
： novosor     : www.novosor.com
地址：广州市越秀区朝天路66号3F

业代理德派斯塔Stahl-Armaturen PERSTA GmbH止回阀

产品系列：

Swing check valves 640 AA DN 50-250

Swing check valves – 640 AA – PN 10-40 – DN 50-250

Standard features
– Body cast steel

Pressure and temperature ratings
– Pressure rating up to 40 bar
– Temperature rating up to 450 °C

Materials
– 1.0619

Further materials on request

Media
Depending on the material swing check valves are
suitable for water, gas, oil and other non aggressive media

Fields of application
Chemical industries, power plants, ship building and other
 

High pressure swing check valves DRI 25-63 640 AB DN 50-500

High pressure swing check valves – DRI 25-63 – 640 AB – PD 25-63 – DN 50-500

Standard features
– Valve body made of forged steel with welded seat ring, welded on with slite
– Pressure sealing bonnet

Pressure and temperature ratings
– Pressure rating up to 680 bar
– Temperatur rating up to 650 °C

Materials
– 1.4903
– 1.5415
– 1.6368
– 1.7335
– 1.7383

Further materials, e.g. F92 on request

Media
Depending on the material swing check valves are
suitable for water, gas, oil and other non aggressive media

Fields of application
High temperature steam and water, Refining （Catalytic reformers
and Hydrocrackers）, Petrochemical and Chemical Industries
 

High pressure swing check valves DRI 26 640 AB DN 80-300/250

High pressure swing check valves – DRI 26 – 640 AB – PD 25 – DN 80-300/250

Standard features
– Valve body made of forged steel
– Disc with inside shaft
– Disc applicated to the body insert
– Pressure sealing bonnet acc. to VGB-guidelines

Pressure and temperature ratings
– Pressure rating up to 425 bar
– Temperatur rating up to 620 °C

Materials
– 1.0460
– 1.4903
– 1.5415
– 1.6368
– 1.7335
– 1.7383

Further materials, e.g. F92 on request

Media
Depending on the material swing check valves are suitable
for water, gas, oil and other non aggressive media.

Fields or application
Chemical industries, industries and power plants
 

High pressure swing check valves DRI 26 640 AB DN 80-300/250

High pressure swing check valves – DRI 26 – 640 AB – PD 25 – DN 80-300/250

Standard features
– Valve body made of forged steel
– Disc with inside shaft
– Disc applicated to the body insert
– Pressure sealing bonnet acc. to VGB-guidelines

Pressure and temperature ratings
– Pressure rating up to 425 bar
– Temperatur rating up to 620 °C

Materials
– 1.0460
– 1.4903
– 1.5415
– 1.6368
– 1.7335
– 1.7383

Further materials, e.g. F92 on request

Media
Depending on the material swing check valves are suitable
for water, gas, oil and other non aggressive media.

Fields or application
Chemical industries, industries and power plants
 

High pressure Swing check valves DRI 21 640 AB DN 50-300/250

High pressure Swing check valves – DRI 21 – 640 AB – PD 21 – DN 50-300/250

Standard features
– Valve body made of forged steel with welded seat ring, welded on with slite
– Pressure sealing bonnet

Pressure and temperature ratings
– Pressure rating up to 275 bar
– Temperature rating up to 600 °C

Materials
– 1.5415
– 1.7335
– 1.7383

Further materials, e.g. F92 on request

Media
Depending on the material swing check valves are
suitable for water, gas, oil and other non aggressive media

Fields of application
High temperature steam and water, Refining （Catalytic reformers
and Hydrocrackers）, Petrochemical and Chemical Industries

 

Swing check valves 640 AA DN 50-300/250

Swing check valves – 640 AA – PN 63-160 （PD 18） – DN 50-300/250

Standard features
– Die-forged body
– Disc with inside shaft

Pressure and temperature ratings
– Pressure rating BW-Ends up to 233 bar （PD?18）
– Pressure rating FL up to 160 bar
– Temperature rating up -10 °C to 600 ° C

Materials
– 1.5415
– 1.7335
– 1.7383

Further materials, e.g. F92 on request

Media
Depending on the material swing check valves are
suitable for water, gas, oil and other non aggressive media

Fields of application
Chemical industries, power plants, ship building and other
 

VALTRA Swing check valve 640 AA DN 300-800

VALTRA Swing check valve – 640 AA – PN 10-40 – DN 300-800

Standard features
– Disc with inside shaft
– Body pressed-plate welding construction

Pressure and temperature ratings
– Pressure rating up to 40 bar
– Temperature rating up to 400 °C

Material
– P265GH

Further materials on request

Media
Depending on the material swing check valves are
suitable for water, gas, oil and other non aggressive media

Fields of application
Chemical industries, power plants, ship building and other
 

Swing check valve variants

Swing check valve variants



Technical alterations reserved