Koso
Koso 710E Eccentric PARA-SEAL Valves
Product Code:710E
Description
This PARA-SEAL valve is high performance butterfly valve of high durability, high seating performance.
It has several different seal ring constructions suitable to various service applications.
720E: Eccentric PARA-SEAL Valves (PARA-SEAL E/Flanged)
732E: Triple Offset PARA-SEAL Valves (PARA-SEAL E/Flanged)
90° Opening/50:1Flow characteristicsApproximate Eq% (Inherent Characteristic)Seal ring typeFNFVCSKSSeal ring materialsR. TFER. TFER. TFEKel-FBack ring materialsNBRVITONSUS316SUS316Seat LeakageBubbletight ANSI Class VIActuator combination6300RB, 6400RB, 6500RA, 7300RA: Pneumatic Cylinder Actuator
3500RB, 3600RB: Solid State Electronic Actuator
5200RA: Pneumatic Diaphragm ActuatorBody Type732EBody Size3"(80A)~96"(2400A)RatingANSI/ASME Class 150~1500Temperature-196~600°ConnectionRF RTJBody materialsSCPH2/WCB, SCS13A/CF8, SCS14A/CF8M etc.Disc materialsSCPH2/WCB, SCS13A/CF8, SCS14A/CF8M etc.Disc treatmentChrome plated or StellitedRange ability60° Opening/25:1
90° Opening/50:1Flow characteristicsApproximate Eq% (Inherent Characteristic)Seal ring typeLaminated or MetalSeal ring materialsSUS316L/Graphite or SUS630/PHSeat leakageFCI70-2 CLASS V or CLASS VIActuator combination6300RB, 6400RB, 6500RA, 7300RA: Pneumatic Cylinder Actuator; 3500RB, 3600RB: Solid State Electronic Actuator; 5200RA: Pneumatic Diaphragm Actuator
Technical Specifications
This PARA-SEAL valve is high performance butterfly valve of high durability, high seating performance.
It has several different seal ring constructions suitable to various service applications.
BUTTERFLY VALVES
710E: Eccentric PARA-SEAL Valves (PARA-SEAL E/Wafer)
720E: Eccentric PARA-SEAL Valves (PARA-SEAL E/Flanged)
732E: Triple Offset PARA-SEAL Valves (PARA-SEAL E/Flanged)
Specifications
| Body type | 710E | 720E | ||
|---|---|---|---|---|
| Body size | 3"(80A) to 24"(600A) | |||
| Body rating | ANSI Class 150 to 300, JIS 10K to 20K | |||
| Fluid temperature | -196 to +500° | |||
| Connections | Wafer type | Flanged (RF) | ||
| Body materials | SCPH2/WCB, SCS13A/CF8, SCS14A/CF8M etc. | |||
| Disc materials | SCPH2/WCB, SCS13A/CF8, SCS14A/CF8M etc. | |||
| Disc treatment | Chrome plated or Stellited | |||
| Rangeability | 60° Opening/25:1 90° Opening/50:1 | |||
| Flow characteristics | Approximate Eq% (Inherent Characteristic) | |||
| Seal ring type | FN | FV | CS | KS |
| Seal ring materials | R. TFE | R. TFE | R. TFE | Kel-F |
| Back ring materials | NBR | VITON | SUS316 | SUS316 |
| Seat Leakage | Bubbletight ANSI Class VI | |||
| Actuator combination | 6300RB, 6400RB, 6500RA, 7300RA: Pneumatic Cylinder Actuator 3500RB, 3600RB: Solid State Electronic Actuator 5200RA: Pneumatic Diaphragm Actuator | |||
| Body Type | 732E |
|---|---|
| Body Size | 3"(80A)~96"(2400A) |
| Rating | ANSI/ASME Class 150~1500 |
| Temperature | -196~600° |
| Connection | RF RTJ |
| Body materials | SCPH2/WCB, SCS13A/CF8, SCS14A/CF8M etc. |
| Disc materials | SCPH2/WCB, SCS13A/CF8, SCS14A/CF8M etc. |
| Disc treatment | Chrome plated or Stellited |
| Range ability | 60° Opening/25:1 90° Opening/50:1 |
| Flow characteristics | Approximate Eq% (Inherent Characteristic) |
| Seal ring type | Laminated or Metal |
| Seal ring materials | SUS316L/Graphite or SUS630/PH |
| Seat leakage | FCI70-2 CLASS V or CLASS VI |
| Actuator combination | 6300RB, 6400RB, 6500RA, 7300RA: Pneumatic Cylinder Actuator; 3500RB, 3600RB: Solid State Electronic Actuator; 5200RA: Pneumatic Diaphragm Actuator |