Normally closed valves

DN: 25 mm - 100 mm

... single-acting pneumatic actuators type NC ( normally closed), alternatively type NO ( normally open), and are available in 2 different housing combinations (1 or 2 outlets). ...

DN: 2.5, 2 mm
Pressure: 0 bar - 12 bar
Flow rate: 1.6 l/min

... Overview
Compact 2/2 NC proportional valve with cartridge connection and 21 mm outer diameter. Suitable for air, oxygen and inert gases. Available nominal sizes: 2.0 mm (standard) and 2.5 mm (option). Voltages: ...

DN: 0.5, 0.75, 1 in
Pressure: 1.6 MPa
Temperature: 0 °C - 90 °C

... motorized heating valve will turn off slowly, cutting off the water source. FC300 series motorized heating valves are set to be powered off prior to delivery. Product Features Forged-brass shell. Slow opening ...

DN: 0.125 in
Pressure: 25 psi - 125 psi
Temperature: -18 °C - 46 °C

... 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 from Flow of Cv ...

DN: 40 mm
Pressure: 0 mbar - 180 mbar
Temperature: 5 °C - 98 °C

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

Pressure: 250 bar
Flow rate: 80 l/min

... EDF*M COMPENSATED PROPORTIONAL FLOW CONTROL VALVES Description EDF03M and EDF05M are direct operated normally closed proportional flow control valves with pressure compensation. These ...

DN: 15 mm - 50 mm
Pressure: 7 bar - 12 bar
Temperature: 135 °C - 180 °C

... For On-Off Application (Rust Free Design), Normally Closed Type. 6812M For Flow Over The Seat, 6824M For Flow Under The Seat. Body and Bonnet:Standard-Investment casted SS ASTM-A351 CF8 (DIN 1.4301). Optional-Investment ...

DN: 1.8 mm
Pressure: 1 bar - 8 bar
Temperature: 5 °C - 180 °C

... Features ・This solenoid diaphragm valve employs a unique mechanism to absorb the dimensional changes of the plastic body caused by temperature changes. No leakage with high temperature fluids. ・Most suitable for the ...

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 ROCKY ...

DN: 0.5 in - 2 in
Temperature: -10 °C - 196 °C

... CF3M) Actuator body material: Polyamide PA6 (reinforced fibreglass 30%) Seal material: PTFE Position indicator as standard Valves DN32÷DN50 complying with 97/23/EC Directive Category ...

Pressure: 0 bar - 250 bar
Flow rate: 0 l/min - 150 l/min

... The S U T X sequence valves are used for pressure control. They are direct-acting and normally closed. They are available in two nominal sizes for flows up to 150 l/min and in four pressure adjustment ...

DN: 0.5 in - 2 in
Pressure: 25, 16 bar
Temperature: -5 °C - 90 °C

... temporarily dunng 1 hour max ) • - Max Pressure Ps ( excepted drain valves types ) : 40 bars up to DN 3/4*, 25 bars from 1“ to 1*1/4.16 bars over • - Max pressure Ps for drain valves types : 25 bars from 1/2* to 1"1/4. ...

Pressure: 0 psi - 125 psi
Temperature: -20 °F - 180 °F

... Any TAC Push Button Valve may be operated with a choice of four TAC Air Pilot Operators. Valves are miniature 2, 3 and 4-way, and available in 10-32 UNF, 1/8 and 1/4 pipe sizes. Thread Air Pilot Operator on using valve's ...

Pressure: 25 MPa
Temperature: -40 °C - 80 °C
Flow rate: 220 l/min

... functions: lifting, stopping, and lowering. The product is equipped with an adjustable relief valve to achieve reliable protection for the entire system. The valve body is coated with electrophoretic coating, which greatly ...

DN: 0.5 in - 8 in
Pressure: 0.5 bar

... Gas shut off valves N.C. with manual reset. Normally closed: must be continuosly powered to allow the gas flow. Power consumption: 19VA. Max working pressure 500mBar. ...

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. On-Off actions ...

DN: 2 in - 16 in
Pressure: 0 psi - 200 psi

... Design Features:The Surge Relief Angle Valve (SRA) is an elbow body style surge relief valve that is held normally closed by a compression spring or system of nested springs. They are ...

Pressure: 250 bar
Temperature: -40 °C - 140 °C
Flow rate: 22 l/min

... A solenoid-operated, 2-way, normally closed, proportional, poppet-type, screw-in hydraulic cartridge valve for blocking or load-loading applications. Operation:When de-energized, the HY-SP-08-20 acts ...

DN: 0.5 in - 2 in
Pressure: 16, 40 bar
Temperature: 0 °C - 187 °C

... Modulating valve with stainless steel or brass body. Angled seat pneumatic valve with electronic control of flow rate modulation. Electronic flow modulation with exclusive MAROS technology Parabolic profile shutter Linear ...

DN: 25 mm - 150 mm
Pressure: 0.6 bar - 10 bar
Temperature: 70 °C

... The RAF 31 electric valve is a Normally Closed (N.C) line pressure hydraulically actuated. The RAF 31 (N.C) valve opens when 3-W plastic solenoid valve is energized. ...

DN: 160, 120 mm
Pressure: 15 bar
Temperature: -20 °C - 120 °C

... 1. Normally closed intake valve, controls pressure input, and opens the intake valve; 2. The entire intake valve adopts a piston type check structure, which will not ...

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 ISO 5211. Technical ...

DN: 15 mm - 65 mm
Pressure: 2 bar - 16 bar
Temperature: -10 °C - 180 °C

... feedback signal 0-10 V / 4-20 mA (after automatic balance) Control_element: 2-port/2-way valve, NC ( normally closed) as standard, as option 3-port/2-way valve 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 -271° C to -30° C ...

DN: 300 mm - 3,000 mm
Pressure: 0 bar - 2.5 bar
Temperature: -25 °C - 300 °C

... soft seal (leakage rate A in acc. with EN 12266-1) Closing of the valve is dampened to reduce pressure surges in the pipeline Double seat – one valve instead of two separate valves – compact and cost-efficient ...

DN: 0.75 in - 2 in
Pressure: 0 bar - 10 bar
Temperature: -5 °C - 60 °C

... material: Plastic Function2 Way NC Ports size3/4", 1", 1-1/2", 2" BSP & NPT Pressure rangeSee table Temperature rangeFluid : -5ºC to 50ºC (no freezing) Ambient : -10ºC to 50ºC Materials in contact with mediaMain Valve: ...

DN: 50 mm - 300 mm
Pressure: 7, 8, 10 bar

... Design Center body consists of 1 part to be mounted between two flanges according to EN 1092-1 type 11 form B – PN10 (former DIN 2501). ANSI 150 on request. Media Liquid and pulverised media with fibre particles, viscous media, drain water, sludge, ...

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 customized design ...

DN: 0.25, 0.375, 0.125 in

... 104168 Suckback Valve incorporates the suckback feature in a Normally Closed pneumatic valve. When air pressure is removed from the valve actuator, an internal diaphragm ...

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 ( normally ...

DN: 6 mm
Pressure: 700 bar
Temperature: -20 °C - 60 °C

... Our manual valve is designed for reliable use with single or double acting hydraulic systems. If desired, it is available with a lock function for secure load holding. Technical data Mounting face Cetop C DIN 24340-A6 (others ...

Pressure: 10.3 bar
Temperature: 0 °C - 40 °C

... Approved nonincendive ISQBF operates using two normally closed solenoid valves, a pressure sensor and a control circuit. One valve is actuated to allow unregulated supply media into the ...

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

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

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: 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 is fully opened, in the “close” ...

DN: 15 mm - 50 mm
Pressure: 0 bar - 13 bar
Temperature: -10 °C - 180 °C

... Functioning Body material Stainless Steel CF8M (Aisi 316) ACTUATOR Stainless Steel CF8 (Aisi 304) Pipe Size G1/2” – G3/4″ – G1″ – G1 1/4″ – G1 1/2″ – G2″ SEAL PTFE PIPE SIZE ACTUATOR G1/8″ Options 3/2 Command Pilot Visual Positioning Indicator (Standard) Electrical ...

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

... Hygienic design of the gasket ensures optimal cleaning. Single-acting pneumatic actuator. Normally closed valve (NC). The valve can be changed to normally open (NO) ...

DN: 15 mm - 65 mm
Pressure: 6 bar - 8 bar
Temperature: -15 °C - 225 °C

... Body in microcast stainless steel CF8M/316 Actuator in stainless steel AISI 304 Normally- closed, normally-open, double-effect function Seal in modified PTFE or PEEK Packing in PTFE and FPM Guided ...

DN: 0.5 in - 2 in
Pressure: 0 bar - 7 bar
Temperature: -10 °C - 80 °C

... Description 2/3-way valve Impulse without differential pressure Body Stainless Steel, Red brass ...