Pneumatic Globe Stop Valve

CVS-SO20

Pneumatic Globe Stop Valve

A fast, tight shut-off solution providing reliable protection for process lines.

Automated Production Lines
Emergency Shutdown
Tank Operations
Utilities

CVS-SO20

Why Choose the CVS-SO20?

Extra-Long Cycle Life: Designed for frequent on/off cycles, its service life far exceeds that of standard control valves, significantly reducing maintenance frequency and downtime.
Tight Shut-off: A powerful closing force achieves an ANSI Class VI bubble-tight seal, ensuring complete media isolation to protect personnel and equipment.
Smart Configuration: Comes standard with a visual position indicator and can be fitted with accessories like limit switches and solenoid valves for easy integration into your automation control system.

Material	EN-JL1040 (Cast Iron) EN-JS1049 (Ductile Iron) 1.0619+N (Carbon Steel) 1.4408 (Stainless Steel)
Temperature	-10°C to 300°C (14°F to 572°F) for Cast Iron models (12405, 12460) -10°C to 350°C (14°F to 662°F) for Ductile Iron models (22405, 22460, 23405, 23460) -60°C to 450°C (-76°F to 842°F) for Carbon Steel models (35405, 35460) -60°C to 400°C (-76°F to 752°F) for Stainless Steel models (54405, 54460, 55405)
Pressure	PN 16 / Class 150 (16 bar / 150 PSI) PN 25 / Class 300 (25 bar / 300 PSI) PN 40 / Class 300 (40 bar / 300 PSI)
Connection	Flange
NPS	1/2″, 3/4″, 1″, 1-1/4″, 1-1/2″, 2″, 2-1/2″, 3″, 4″, 5″, 6″, 8″, 10″, 12″, 14″, 16″, 20″
DN	15, 20, 25, 32, 40, 50, 65, 80, 100, 125, 150, 200, 250, 300, 350, 400, 500
Medium	Refrigerant, cooling water, warm water, hot water, thermal oil, steam, gas, etc.

Key Features

High-Performance Pneumatic Shut-Off Valve
Designed for fast and reliable on/off service, providing secure isolation for process pipelines and critical systems.
Extra-Long Cycle Life
Engineered for frequent open/close operations. The durable internal structure significantly reduces wear, maintenance frequency, and downtime.
ANSI Class VI Bubble-Tight Shut-Off
High closing force ensures zero-leakage sealing performance, delivering complete media isolation to protect personnel and equipment.
Quick Response Pneumatic Actuation
Pneumatic actuator provides rapid stroke movement for emergency shutdown (ESD) and automated production line applications.
Visual Position Indicator Standard
Equipped with a clear position indicator for easy operational status verification.
Automation-Ready Configuration
Can be fitted with limit switches, solenoid valves, positioners, and other accessories for seamless integration into industrial control systems.
Wide Material Options
Available in Cast Iron (EN-JL1040), Ductile Iron (EN-JS1049), Carbon Steel (1.0619+N), and Stainless Steel (1.4408) to suit different process environments.
Broad Temperature Capability
- Up to 450°C (-76°F to 842°F) for Carbon Steel models
- Up to 400°C (-76°F to 752°F) for Stainless Steel models
- Up to 350°C (-10°C to 662°F) for Ductile Iron models
- Up to 300°C (-10°C to 572°F) for Cast Iron models
Multiple Pressure Ratings
Available in PN16, PN25, and PN40 / Class 150–300, covering medium to high-pressure industrial applications.
Extensive Size Range
Sizes from 1/2” to 20” (DN 15–500) to accommodate small utility lines through large industrial pipelines.
Flanged End Connections
Standard flanged design ensures secure and reliable pipeline installation.
Compatible with Multiple Media
Suitable for refrigerant, cooling water, hot water, thermal oil, steam, gas, and other industrial fluids.
Designed for Safety & Protection
Ideal for emergency shutdown systems, tank operations, utilities, and automated process lines.