Normally open valves

DN: 100, 32, 80, 40, 65 mm
Pressure: 28, 27.6 bar
Temperature: -50 °C - 105 °C

... Suction Stop Valves are used on low temperature applications to positively close suction lines and both liquid legs and gas returns on flooded evaporators. These piston type, gas pressure powered, normally ...

DN: 32, 50 mm
Pressure: 16 bar
Temperature: -10 °C - 180 °C

... durability in steam and aggressive applications • Valves meeting Pressure Equipment Directive 97/23/EC • Mountable in any position • Tight shut-off and Long Service Life • Parker Angle Seat Valves ...

DN: 0.125 in - 0.75 in
Pressure: 414, 1,035, 690 bar
Temperature: -40 °C - 121 °C

... VG Series are air operated valves offering normally open/normally closed capabilities, operating pressures of 6000, 10,000, and 15,000 psig / 414, 690, and 1034 bar, ...

Pressure: 25 psi - 125 psi

... cylinders and for piloting larger valves •All models may be configured 3-way normally open, 3-way normally closed, or 4-way •Twenty-seven different actuators to choose ...

DN: 40 mm
Pressure: 0 mbar - 120 mbar
Temperature: 5 °C - 98 °C

2/2-way direct acting dump valve of nominal diameter DN 40 for controlling low aggressive liquid media, such as cleaning or disinfection agents, direct acting with normally open operation ...

DN: 0.5 in - 2 in
Temperature: 14 °F - 356 °F

... Series SAV-BT Angle Seat Valve. The pneumatic, externally piloted angle seat valve is operated by a single acting actuator with a mechanical spring for fail-safe operation. Select from either normally ...

DN: 15 mm - 50 mm
Pressure: 3.5 bar - 16 bar
Temperature: 80 °C - 180 °C

... Bubble Tight. Trim S.S. AISI 304/316. Stem Packing Self adjusting, Spring loaded Teflon packing. Characteristics On-off, normally open. Working Fluid Pressure Refer to table below. Working Temperature ...

DN: 10 mm - 250 mm
Pressure: 0 bar - 5 bar
Temperature: 0 °C - 150 °C

Series 26 valves are bellows sealed and designed for high vacuum applications in pumping systems, semiconductor technology, research systems, etc. Position indicator Position indicator for 120°C Position indicator for ...

DN: 10 mm - 300 mm
Pressure: 40 bar
Temperature: -271 °C - -30 °C

... desert or cold conditions) Essential product features: - Available as globe, control or check valve and filter with stem extension - Cryogenic valve suitable for medium temperatures ranging from ...

Pressure: 0 bar - 40 bar
Temperature: -30 °C - 230 °C

... Versions: 2/2-way or 3/2-way NC or NO For over 30 years, the ROCKY products have been marketed by AIRTEC and employed worldwide. Modern precision manufacturing methods and the very best materials guarantee ...

DN: 40 mm - 600 mm
Pressure: 25 bar
Temperature: 60 °C

... operated, Solenoid controlled valve that open fully or shut off by electric signals ,the Bi-Level Electric float sends the valve a signal to open at a pre-set low level ...

DN: 15 mm - 100 mm
Pressure: 16 bar
Temperature: 0 °C - 60 °C

ball valve, ideal for heavy duty applications, chemical applications and water treatment, can be actuated with standard pneumatic actuators using the dedicated kit. The mounting flange is drilled according to standard ...

DN: 0.25 in - 0.5 in
Pressure: 0.5 bar - 10 bar
Temperature: -10 °C - 80 °C

... Function2 Way, 3 Way NO Ports size1/4", 3/8", 1/2" BSP & NPT Pressure rangeSee table Kv (l/min)See table Temperature rangeFluid : 5ºC to 50ºC (no freezing) Ambient : -10ºC to 50ºC Materials in contact with mediaMain ...

DN: 1.5 in
Pressure: 0 bar - 1 bar

... range of Htc’s standard vacuum valves from 1”(25)valve port diameter to 6”(150)port diameter. With more options to get the job done than any other vacuum parts manufacturer and the ability to produce ...

Pressure: 0 psi - 6,000 psi
Temperature: -423 °F - 1,200 °F

... . To order simply specify catalog number of valve and type operation required. EXAMPLES: 30-11HF4-MHNC (normally closed) 10-12AF6-MHNO (normally open) 10-15AF4-MHNO-MHNC ...

DN: 0.5 in - 2 in
Pressure: 0 bar - 25 bar
Temperature: -10 °C - 200 °C

... SUITABLE FOR CONTAMINATED OR EXTREMELY VISCOUS FLUIDS CONVERSION TO NORMALLY OPEN & DOUBLE ACTING WITHOUT TOOLS Description Indumart Series PVS100 Pressure Actuated Angle Seat Valves ...

DN: 15 mm - 250 mm
Pressure: 16 bar
Temperature: -46, -196 °C

... , and electric actuator. NC operated: normally closed (fail closed)—air to open, spring to close NO operated: normally open ...

DN: 15 mm - 25 mm
Pressure: 20 bar
Temperature: -10 °C - 130 °C

... Enclosure protection IP54 CE compliant Power supply 50Hz or 60Hz Versions for 230VAC or 24V AC/DC available Normally closed (NC) Normally open (NO) version available on request

DN: 6 mm - 50 mm

DN: 3.2 mm - 35 mm
Pressure: 6 bar

... can be set to normally open or normally closed with an external solenoid valve. Cylinder pinch valve is also known as pneumatic pinch valve, ...

DN: 80 mm - 300 mm
Flow rate: 20 m³/h - 1,200 m³/h

This valve is operated by line pressure by means of a 3 way selector valve, this selector has the positions “open”, “close” and “auto”. In the “open” position the valve ...

DN: 25 mm - 100 mm
Pressure: 10 bar
Temperature: -10 °C - 140 °C

... pneumatic actuator. Normally closed valve (NC). The valve can be changed to normally open (NO) by simply reversing the position of the pneumatic actuator. Easy ...

Temperature: -20 °C - 80 °C

Valves and shut-off devices are components for blocking and control of liquids or gases. The range of products includes 2-way ball valves, 3-way ball valves, hydraulic ball valves, ...

DN: 10 mm - 100 mm
Pressure: 0 bar - 160 bar
Temperature: -20 °C - 220 °C

... resistance, no water hammer. Y type shape enlarged the flowing section, which could raise the flux by %30 and make flow more smooth. Super long working life, which help the stem adjust and lubricate itself automatically. ...