Koso Butterfly Valves.

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.

 
 

FEATURES:

Body type
710C
Body size
3"(80A) to 60"(1500A)
Body rating
ANSI Class 150 to 300, JIS 10K to 20K
Fluid temperature
-196 to +600°
Connections
Wafer type
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
M H
Seal ring materials
SUS316 SUS316,630
Back ring materials
-
Seat Leakage
Rated Cv × 0.01 to 0.00001%
Actuator combination
6300RB, 6400RB, 6500RA, 7300RA: Pneumatic Cylinder Actuator
3500RB, 3600RB: Solid State Electronic Actuator
5200RA: Pneumatic Diaphragm Actuator

  *Source from www.koso.com