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KOSO 331L / 331T Three-Way Ball Valve
Automated three-way L-port and T-port ball valves for diverting and mixing, 1-1/2" to 12", ASME Class 150 to 300.
Certified equipment
ATEX / IECEx documentation supplied where stated
Worldwide delivery
Incoterms agreed in each quotation
Quotation first
Price, lead time and certificates in every offer
The KOSO 331L and 331T series are automated two-position three-way ball valves with a spherical internal face, used to switch a flow from one direction to two directions (diverting) or from two directions to one (mixing).
Standard drive units are pneumatic cylinder or electric motor actuators.
Key features
- L-port or T-port ball
- Diverting or mixing service
- PTFE or reinforced PTFE seats, tight shut-off
- Full and reduced bore versions
Standard specification
| Body type | 331L, 331T |
|---|---|
| Full bore size | 1 1/2"(40A) to 12"(300A) |
| Reduced bore size | 6" × 4" to 12" × 10" |
| Body rating | ANSI Class 150 to 300, JIS 10K to 20K |
| Fluid temperature | -20 to +200°C |
| Connections | Flanged (RF) |
| Body materials | SCPH2/WCB, SCS14A/CF8M. etc. |
| Ball materials | SCS14A/CF8M Buffing |
| Seal ring materials | Pure Teflon, Reinforced Teflon |
| Seat Leakage | Tight shut off |
| Actuator combination | 6300RB, 6500RA, 7300RA: Pneumatic Cylinder Actuator 3200RA, 3300RA, 3400RB: Electric Motor Actuator |
Applications
Modulating and on-off service on liquids, gases and slurries in oil and gas, chemical, petrochemical, pulp and paper, water and power plants.
Documentation
Detailed datasheets are available on request. Send us your process data (fluid, flow, pressures, temperature, line size and rating) with your quotation request so that KOSO can size and select the right model.
KOSO-331L
Data sheet
- Manufacturer series
- 331L / 331T
- Product type
- Three-way ball valve
- Size range
- 1-1/2 in to 12 in
- Origin
- KOSO group
- Rating / output
- ASME 150 to 300
14 other products in the same category:
Automated three-way L-port and T-port ball valves for diverting and mixing, 1-1/2" to 12", ASME Class 150 to 300.