Quarter Turn Butterfly Emergency Shutdown Valve 6-36 Inch ANSI Class 150-2500 Pneumatic Actuator

Price Negotiable

Price: EXW Fob shanghai

MOQ: 1

Delivery Time: 6-8 weeks

Brand: veson

Product Description

Quarter Turn Butterfly Emergency Shutdown Valve

Designed for water and wastewater applications, this emergency shutdown valve provides reliable performance in critical situations with fast response times and tight shutoff capabilities.

Key Features

Trunnion-mounted ball valve design for stability
Fail-safe spring return actuator for emergency operation
Low emissions design for environmental compliance
Anti-blowout stem configuration for safety
Fast response time under 2 seconds
Full bore design minimizes pressure differential
Double-seated design ensures tight shutoff

Operation Modes

Full Open Position - Normal Operation

The full bore ball valve acts like a pipe extension, minimizing process fluid turbulence and pressure differential when fully open during normal operation.

Full Closed Position - Emergency Situation

Automatically closes completely when setpoint pressure is exceeded, providing reliable shutoff with double-seated design for emergency protection.

Technical Specifications

Specification	Details
Valve Type	Trunnion mounted full port ball valve
Body Style	Side entry, forged body
Actuator Type	Single-acting, spring return
Instrumentation	Pneumatic
Size Range	6" - 36"
Pressure Ratings	ANSI Class 150 - 2500
Shut Off Class	Soft seat: Class VI, Metal seat: Class V
End Connections	RFFE, RTJ, weld end
Closing Time	< 2 seconds (depending on size)