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High Temperature Pneumatic On Off Globe Valve

High-Temperature Pneumatic On/Off Globe Valve | MCV112

Model: MCV-112
Valve Type: Pneumatic On/Off Globe Valve
Nominal Size: DN15 to DN300
Nominal Pressure: PN16–PN100 / ASME Class 150–600
Rated Stroke: 12 to 80 mm, depending on size
Temperaturee: Bonnet configuration up to 566°C
Flow Characteristic: Quick opening 
Leakage Class: Class V optional; Class VI with soft seat

Product Overview

The High-Temperature Pneumatic On/Off Globe Valve is designed for rapid isolation and automatic shut-off in high-temperature industrial service. It features a quick-opening trim, pneumatic actuator, and optional extended or heat-dissipation bonnet for elevated temperatures.

Product Features

  • Quick-opening characteristic for on/off operation.
  • Diaphragm or piston actuator options support rapid, reliable travel.
  • Air-to-close and air-to-open fail actions can be configured.
  • Soft-seat construction supports Class VI shutoff where specified.
  • Modular trim simplifies maintenance and configuration changes.

Specification Parameters

ItemSpecification
Valve TypeHigh-Temperature Pneumatic On/Off Globe Valve
Nominal SizeDN15 to DN300
Rated Stroke12 to 80 mm, depending on size
Flow CharacteristicQuick opening
Leakage ClassClass V optional; Class VI with soft seat
Pressure ClassPN16 to PN100; ASME Class 150 to 600
ConnectionsFlanged, socket weld, or butt weld
ActuationM810 pneumatic diaphragm or M820 pneumatic piston actuator
Leakage StandardGB/T 4213-2008 and ASME B16.104-1998

Specification Applications

  • High-temperature steam
  • Boiler and power plants
  • Petrochemical processes
  • Refinery systems
  • Chemical processing
  • Emergency shutdown systems
  • Automated process isolation
  • High-temperature utility lines

Downloads

Product Selection Guide
MCV-112 Pneumatic Single-Seat Quick Shut-Off Valve
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