Diaphragm Valves Air Valves
Description
Diaphragm valves are linear motion valves designed to start, stop, and control fluid flow. They utilize a flexible diaphragm connected to a compressor, which is molded into the diaphragm itself. The diaphragm is pushed into contact with the bottom of the valve body to provide shut-off, offering precise control over fluid flow.
Working Principle
Diaphragm valves operate by using a flexible diaphragm that is connected to a compressor. When the valve is opened, the diaphragm is lifted, allowing fluid to flow through. Conversely, when the valve is closed, the diaphragm is pushed down to seal the flow path tightly. This design is particularly useful for handling corrosive, fibrous, or viscous fluids, as the diaphragm does not come into contact with the media, preventing contamination and clogging.
Applications
Diaphragm valves are widely used in industries where cleanliness and contamination prevention are critical. They are extensively employed in the pharmaceutical industry for handling sensitive fluids, in food processing for maintaining hygiene standards, and in water treatment facilities for controlling fluid flow. Additionally, they are used in the electronics industry, pulp and paper industry, power industry, and high-purity water systems.
Advantages over other Air Valves
Diaphragm valves offer several advantages over other types of air valves. They are particularly effective in slurry applications and are made from corrosion-resistant materials, making them suitable for handling aggressive fluids. Their simple construction and ease of maintenance further enhance their appeal, especially in environments where reliability and minimal downtime are crucial.
Limitations
Despite their advantages, diaphragm valves have certain limitations. They are not suitable for high-pressure and high-temperature applications, as the diaphragm material may not withstand such conditions. Additionally, the diaphragm itself has a relatively short lifespan compared to other valve components, necessitating more frequent replacements.
Considerations
When considering diaphragm valves, it is important to evaluate initial costs, operating expenses, and maintenance requirements. While they are generally easy to maintain, the need for regular diaphragm replacement can add to the long-term costs. Their durability and accuracy in controlling fluid flow make them a reliable choice for many applications, but potential users should weigh these factors against the specific demands of their operational environment.
from Shenzhen Jewellok Technology Co., Ltd.
HD SERIES. HIGH PRESSURE PNEUMATIC DIAPHRAGM VALVE. Features. Body. *316L VIM-VAR stainless steel body material for ultrahigh-purity applications. *The inner surface roughness can reach Ra 5 μin, and the flow channel can be completely cleaned. 1.minimizes entrapment areas. 2.facilitates... [See More]
- Valve Type: Diaphragm
from Clippard
The E2S series valve combines the versatility of Clippard's compact 10 mm valve line with the advantages of media isolation. With a durable, glass-filled nylon body and an EPDM diaphragm that separates the actuation mechanism from the flow path, the E2S series is an excellent choice for dispensing a... [See More]
- Valve Type: Diaphragm; Control Valve
- Maximum Pressure: 0.00 to 36.00
- Valve Size: 0.39
- Media Temperature: 14 to 122
from Griffin Filters, LLC
High performance diaphragm valve with 1-1/2" dresser nut ports. Available with integral pilot or as remotely piloted valve. Outlet at 90° to inlet. [See More]
- Valve Type: Diaphragm
from Festo Corporation
Pilot operated diaphragm valve. Brass design. Can only be used for gaseous media. Adjustable closing cushioning, in-line mounting, or through-hole. Operating voltage 24 V DC, 110/230 V AC (50 ... 60 Hz) [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 140
- Maximum Pressure: 7.25 to 145.04
- Connection Description: Form A Plug as per DIN EN 175301-803 Rectangular design
from Radwell International
DISCONTINUED BY MANUFACTURER, DIAPHRAGM VALVE, ULTRA-HIGH PURITY APPLICATION, AIR-OPERATED LOW PRESSURE, NORMALLY CLOSED, 1/8INCH NPT PNEUMATIC CONNECTION, 1/4INCH FACE SEAL, STAINLESS STEEL MATERIAL, 125PSI PRESSURE MAX. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Diaphragm
- Actuation: Pneumatic
from Shenzhen Jewellok Technology Co., Ltd.
Ultra High Purity Diaphragm Valve. LOW PRESSURE PNEUMATIC DIAPHRAGM VALVE. Features. Body. *316L VIM-VAR stainless steel body material for ultrahigh-purity applications . *The inner surface roughness can reach Ra 5 µin, and the flow channel can be completely cleaned. 1.minimizes... [See More]
- Valve Type: Diaphragm; Control Valve
from Clippard
NIV series multi-channel gradient valves feature multiple 2-Way, Normally-Closed PTFE media isolation valves connected around a central body. This unique design provides significant reduction in internal volume with enhanced mixing capabilities. Each actuator operates independently, allowing for... [See More]
- Valve Type: Diaphragm; Poppet; Solenoid; Mixing; Gradient Valve
- Connection Description: Threaded; 1/4-28 UNF, 1/8 NPS
- Maximum Pressure: 30.00
- Actuation: Electric
from Griffin Filters, LLC
High performance diaphragm valve with 3/4" dresser nut ports. Available with integral pilot or as remotely piloted valve. Outlet at 90° to inlet. [See More]
- Valve Type: Diaphragm
from Festo Corporation
High flow rates. Large nominal diameters with relatively small solenoids. No pressure difference required. Can also be used in vacuum technology [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 176
- Maximum Pressure: 0.00 to 87.02
- Connection Description: Rectangular design as per EN 175301-803 Form A Plug
from Radwell International
PNEUMATIC DIRECTIONAL VALVE, SPRING RETURN, DIAPHRAGM-PILOT, TWO-WAY, 1/4" BODY SIZE, SIDE PORTED EXTERNAL PILOT, TWO POSITION NORMALLY CLOSED, PRESSURE RANGE 10-200 PSIG. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Diaphragm; Pilot
- Actuation: Pneumatic
from Clippard
PIV series media isolation valves are solenoid-operated devices that utilize a flexible diaphragm to isolate the actuation mechanism from the fluid path. Media isolation valves are commonly used for a wide variety of applications, including those that require precise, repeatable dispensing of media... [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 158
- Maximum Pressure: 0.00 to 30.00
- Connection Description: #10-32, 1/4-28 UNF or 1/8 NPS
from Festo Corporation
High flow rates. Large nominal diameters with relatively small solenoids. No pressure difference required. Can also be used in vacuum technology [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 176
- Maximum Pressure: 0.00 to 87.02
- Connection Description: Rectangular design as per EN 175301-803 Form A Plug
from Radwell International
DISCONTINUED BY MANUFACTURER, GENERAL PURPOSE FILTER/REGULATOR, T-HANDLE B12 SERIES, DIAPHRAGM OPERATED, 3/8 IN NPT PORT, METAL BOWL W/O SIGHT GAUGE, TWIST DRAIN, 40 MICRON ELEMENT STANDARD, 70 SCFM HIGH FLOW, 0-60 PSIG REDUCED PRESSURE RANGE, PANEL MOUNT. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm; Drain
from Clippard
PIV series media isolation valves are solenoid-operated devices that utilize a flexible diaphragm to isolate the actuation mechanism from the fluid path. Media isolation valves are commonly used for a wide variety of applications, including those that require precise, repeatable dispensing of media... [See More]
- Valve Type: Diaphragm; Solenoid; Isolation Valve
- Connection Description: Threaded; #10-32, 1/4-28 UNF, 1/8 NPS or G 1/8
- Maximum Pressure: 30.00 to 100.00
- Actuation: Electric
from Festo Corporation
High flow rates. Large nominal diameters with relatively small solenoids. No pressure difference required. Can also be used in vacuum technology [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 176
- Maximum Pressure: 0.00 to 145.04
- Connection Description: Rectangular design as per EN 175301-803 Form A Plug
from Radwell International
PNEUMATIC REGULATOR, 1-16 BAR, 1500 L/MIN STANDARD NOMINAL FLOW RATE, G1/4 CONNECTION, ROTARY KNOB WITH DETENT, DIRECTLY ACTUATED DIAPHRAGM REGULATOR, PRESSURE GAUGE, DIE-CAST ZINC HOUSING, (159625). FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
- Actuation: Pneumatic
from Clippard
The NIV series media isolation valve is a solenoid-operated device that utilizes a flexible diaphragm to isolate the actuation mechanism from the fluid path. Media isolation valves are commonly used for a wide variety of applications, including those that require precise, repeatable dispensing of... [See More]
- Valve Type: Diaphragm; Solenoid; Isolation Valve
- Connection Description: Threaded; #10-32, 1/4-28 UNF, 1/8 NPS or G 1/8
- Maximum Pressure: 30.00
- Actuation: Electric
from Festo Corporation
High flow rates. Large nominal diameters with relatively small solenoids. No pressure difference required. Can also be used in vacuum technology [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 176
- Maximum Pressure: 0.00 to 145.04
- Connection Description: Rectangular design as per EN 175301-803 Form A Plug
from Radwell International
DISCONTINUED BY MANUFACTURER, REGULATOR, LOW PRESSURE, 0.02-0.34MPA, ADJUSTING SCREW, DIAPHRAGM ASSEMBLY. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
from Festo Corporation
High flow rates. Large nominal diameters with relatively small solenoids. No pressure difference required. Can also be used in vacuum technology [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 176
- Maximum Pressure: 0.00 to 145.04
- Connection Description: Rectangular design as per EN 175301-803 Form A Plug
from Radwell International
REGULATOR SERVICE KIT, MARK 8 SERIES, W. DIAPHRAGM, REGULATOR SPRING RETURN. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
from Festo Corporation
High flow rates. Large nominal diameters with relatively small solenoids. No pressure difference required. Can also be used in vacuum technology [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 176
- Maximum Pressure: 0.00 to 145.04
- Connection Description: Rectangular design as per EN 175301-803 Form A Plug
from Radwell International
WATER/AIR REGULATOR, 1/8 INCH PORT SIZE, BRASS BONNET, NON-RELIEVING DIAPHRAGM, WITHOUT GAUGES, 5 TO 100 PSIG (0.3 TO 7 BAR) OUTLET PRESSURE ADJUSTMENT. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
from Festo Corporation
High flow rates. Large nominal diameters with relatively small solenoids. No pressure difference required. Can also be used in vacuum technology [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 176
- Maximum Pressure: 0.00 to 87.02
- Connection Description: Rectangular design as per EN 175301-803 Form A Plug
from Radwell International
PRESSURE REGULATOR, MS2-LR SERIES, SIZE 2, ROTARY KNOB WITH DETENT, 1-10 BAR OPERATING PRESSURE, 170 L/MIN FLOW RATE, M5 PNEUMATIC CONNECTIONS, PA-REINFORCED HOUSING, NBR DIAPHRAGM, (8086628). FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
- Actuation: Pneumatic
from Festo Corporation
High flow rates. Large nominal diameters with relatively small solenoids. No pressure difference required. Can also be used in vacuum technology [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 176
- Maximum Pressure: 0.00 to 87.02
- Connection Description: Rectangular design as per EN 175301-803 Form A Plug
from Radwell International
DISCONTINUED BY MANUFACTURER, MODULAR REGULATOR, AR20 SERIES, RELIEVING TYPE DIAPHRAGM, 1/8 INCH GAUGE PORT SIZE, 1/4 INCH NPT PORT SIZE, BODY SIZE 20, 217.6 PSI / PROOF PRESSURE, 145.04 PSI / OPERATING PRESSURE, LOCKING ADJUSTMENT KNOB. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
from Festo Corporation
High flow rates. Large nominal diameters with relatively small solenoids. No pressure difference required. Can also be used in vacuum technology [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 176
- Maximum Pressure: 0.00 to 145.04
- Connection Description: Rectangular design as per EN 175301-803 Form A Plug
from Radwell International
PRESSURE REGULATOR, 1/4 INCH NPT, 0-125 PSI, 300 PSI MAXIMUM INLET, 10 SCFM MAXIMUM FLOW, 2 X 1/8 INCH NPY GAUGE PORT, BUNA-N O-RING DIAPHRAGM, KNOB ADJUSTMENT. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
from Festo Corporation
High flow rates. Large nominal diameters with relatively small solenoids. No pressure difference required. Can also be used in vacuum technology [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 176
- Maximum Pressure: 0.00 to 145.04
- Connection Description: Rectangular design as per EN 175301-803 Form A Plug
from Radwell International
MINIATURE REGULATOR, W/OUT GAUGE, PORT: 1/4", 300 PSIG, FLOW: 10 SCFM, ALUMINUM BODY, DIAPHRAGM OPERATED, NON-RISING ADUSTING KNOB. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
from Festo Corporation
High flow rates. Large nominal diameters with relatively small solenoids. No pressure difference required. Can also be used in vacuum technology [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 176
- Maximum Pressure: 0.00 to 145.04
- Connection Description: Form A Rectangular design Plug as per EN 175301-803
from Radwell International
PRESSURE REGULATOR, 3/8" PORT, PTF THREAD FORM, RELEIVING DIAPHRAGM, 0,3...10 BAR, WITH GAUGE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
- Connection Description: Threaded
from Festo Corporation
Brass or stainless steel casting design. Electrical connection via solenoid armature tube. Wide range of coils. Coil can be ordered separately [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 140
- Maximum Pressure: 7.25 to 145.04
- Connection Description: Solenoid coil type MD-... , coil can be ordered as an accessory
from Radwell International
REGULATOR, PRESSURE REGULATOR, GAS, W/ PRESSURE GAUGE, MANUAL ACTUATION, 1/4 NPT, DIAPHRAGM, 3 - 35 PSI, 250 PSI MAX. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
from Festo Corporation
Brass or stainless steel casting design. Electrical connection via solenoid armature tube. Wide range of coils. Coil can be ordered separately [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 140
- Maximum Pressure: 7.25 to 145.04
- Connection Description: Solenoid coil type MH-... , coil can be ordered as an accessory
from Radwell International
DISCONTINUED BY MANUFACTURER, REGULATOR, PNEUMATIC REGULATOR, DIAPHRAGM TYPE, PILOT OPERATED, 3-WAY, PNEUMATICALLY ACTUATED . FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm; Pilot
- Actuation: Pneumatic
from Festo Corporation
Brass or stainless steel casting design. Electrical connection via solenoid armature tube. Wide range of coils. Coil can be ordered separately [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 140
- Maximum Pressure: 10.15 to 145.04
- Connection Description: Solenoid coil type MH-... , coil can be ordered as an accessory
from Radwell International
MANIFOLD REGULATOR, SERIES ARM10, DIRECT ACTING/DIAPHRAGM REGULATOR, COMPACT/SINGLE UNIT, FRONT HANDLE TYPE, 0.05-0.7 MPA RANGE, 1.5 MPA PROOF PRESSURE, 1 MPA MAX, 06 MM STRAIGHT/IN MOUNT/TOP, 06 MM STRAIGHT/OUT MOUNT/BOTTOM, PRESSURE DISPLAY. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
from Festo Corporation
Brass or stainless steel casting design. Electrical connection via solenoid armature tube. Wide range of coils. Coil can be ordered separately [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 140
- Maximum Pressure: 7.25 to 145.04
- Connection Description: Solenoid coil type MD-... , coil can be ordered as an accessory
from Radwell International
PRESSURE REGULATOR, OLYMPIAN PLUS SERIES, GENERAL PURPOSE, WITHOUT YOKE, ADJUSTMENT KNOB, NON-RELIEVING DIAPHRAGM, 0.3-10 BAR PRESSURE RANGE, WITHOUT GAUGE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
from Festo Corporation
Brass or stainless steel casting design. Electrical connection via solenoid armature tube. Wide range of coils. Coil can be ordered separately [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 140
- Maximum Pressure: 7.25 to 145.04
- Connection Description: Solenoid coil type MD-... , coil can be ordered as an accessory
from Radwell International
MAINTENANCE KIT, FOR AW FILTER AND REGULATOR ASSEMBLY, ELEMENT, DIAPHRAGM ASSEMBLY, VALVE ASSEMBLY, VALVE GUIDE, BAFFLE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
from Festo Corporation
Brass or stainless steel casting design. Electrical connection via solenoid armature tube. Wide range of coils. Coil can be ordered separately [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: 14 to 140
- Maximum Pressure: 7.25 to 145.04
- Connection Description: Solenoid coil type MD-... , coil can be ordered as an accessory
from Radwell International
EXCELON 72 PRESSURE REGULATOR, REVERSE FLOW, 1/4 INCH PORT SIZE, PTF THREADS, KNOB ADJUSTMENT, RELIEVING DIAPHRAGM, 5 TO 60 PSIG (0.3 TO 4 BAR), WITHOUT GAUGE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
- Connection Description: Threaded
from Festo Corporation
Highly flexible, extremely high flow rates. Long service life. Modular design. Hygienic design, insensitive to dirt. Quick and easy maintenance. Simple and sturdy: an ideal choice for virtually all media with a viscosity of 600 mm2/s. High chemical and thermal resistance [See More]
- Valve Type: Diaphragm
- Media Temperature: 14 to 356
- Maximum Pressure: 72.52 to 101.53
- Connection Description: Threaded; Internal thread G1/8
from Radwell International
PRESSURE REGULATOR, (526271), MICRO, D SERIES, ROTARY KNOB WITH DETENT ACTUATOR LOCK, DIRECTLY ACTUATED DIAPHRAGM REGULATOR, WITH SECONDARY VENTING CONTROLLER, W/PRESSURE GAUGE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm; Control Valve
from Festo Corporation
Lockable design. Two pressure gauge connections for different installation options. Micro, mini, midi size: directly actuated diaphragm regulator. Maxi size: piloted piston regulating valve, diaphragm regulator LRS-DI. Optional return flow option for venting from output 2 to input 1. With optional... [See More]
- Valve Type: Regulator; Diaphragm
- Media Temperature: 14 to 140
- Maximum Pressure: 13.79 to 239.99
- Connection Description: Threaded
from Radwell International
PRESSURE REGULATOR, DIRECTLY CONTROLLED DIAPHRAGM REGULATOR, 0-16 BAR OPERATING PRESSURE, 0.5-12 BAR PRESSURE REGULATION RANGE, PNEUMATIC CONNECTION: G3/8, ROTARY KNOB WITH DETENT, (192312). FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm; Control Valve
- Actuation: Pneumatic
from Festo Corporation
High flow rates. For mechanically cleaning compressed air filters and dust filter systems. Fast opening and closing times. Sturdy pilot system [See More]
- Valve Type: Diaphragm; Solenoid
- Connection Description: Threaded; G1
- Maximum Pressure: 5.08 to 116.03
- Actuation: Electric
from Radwell International
PRESSURE REGULATOR, MS4N SERIES, DIRECTLY CONTROLLED DIAPHRAGM REGULATOR, WITH PRESSURE GAUGE, 0.8-14 BAR OPERATING PRESSURE, 0.5-12 BAR PRESSURE REGULATION RANGE, 1700 L/MIN FLOW RATE, (2) NPT1/4-18 CONNECTIONS, 531426. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm; Control Valve
from Festo Corporation
High flow rates. For mechanically cleaning compressed air filters and dust filter systems. Fast opening and closing times. Sturdy pilot system [See More]
- Valve Type: Diaphragm; Solenoid
- Connection Description: Threaded; G1 1/2
- Maximum Pressure: 5.08 to 116.03
- Actuation: Electric
from Radwell International
FILTER REGULATOR, WIDTH DIMENSION 40 MM, DIRECTLY ACTUATED DIAPHRAGM REGULATOR, HIGH FLOW RATE, LOCKABLE ROTARY KNOB. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
from Festo Corporation
High flow rates. For mechanically cleaning compressed air filters and dust filter systems. Fast opening and closing times. Sturdy pilot system [See More]
- Valve Type: Diaphragm; Solenoid
- Connection Description: Threaded; G2
- Maximum Pressure: 5.08 to 116.03
- Actuation: Electric
from Radwell International
PRESSURE REGULATOR, DIRECTLY-CONTROLLED DIAPHRAGM REGULATOR, WORKING PRESSURE: 0.8/14 BAR, MATERIAL HOUSING : ALUMINUM DIE CAST, W/ PRESSURE GAUGE, 529415. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm; Control Valve
from Festo Corporation
High flow rates. For mechanically cleaning compressed air filters and dust filter systems. Fast opening and closing times. Sturdy pilot system [See More]
- Valve Type: Diaphragm; Solenoid
- Connection Description: Threaded; G2 1/2
- Maximum Pressure: 5.08 to 116.03
- Actuation: Electric
from Radwell International
REGULATOR, 17 SERIES FRL'S, 3/4IN PTF, 480 SCFM, RELIEVING DIAPHRAGM, 5-125PSI. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
from Festo Corporation
High flow rates. For mechanically cleaning compressed air filters and dust filter systems. Fast opening and closing times. Sturdy pilot system [See More]
- Valve Type: Diaphragm; Solenoid
- Connection Description: Threaded; G3/4
- Maximum Pressure: 5.08 to 116.03
- Actuation: Electric
from Radwell International
GENERAL PURPOSE REGULATOR, 17 SERIES, 1 INCH PORT SIZE, RELIEVING DIAPHRAGM, WITHOUT GAUGE, 5 TO 125 PSIG (0.3 TO 8.5 BAR), PTF THREADS. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Regulator; Diaphragm
- Connection Description: Threaded
from Chemac Inc./Uraca/Uhde HPT/Gather/BHDT
High Pressure Piping, Valves and Fittings. Based on the High-pressure valves and fittings to IG standards for pressure ratings of 325 and 700 bar, Chemac Inc offers these for pressure ratings of 500, 1600, 2500, 3200, 3600 and 4000 bar in similar construction with lens-type gaskets. Valves with... [See More]
- Valve Type: Check; Angle; Butterfly; Diaphragm; Globe; Piston; Control Valve; Relief
from First Sensor AG
The media isolated Series 1 solenoid valves are compatible with aggressive liquids and gases. Only PTFE and borosilicate glass are in contact with the media passing through the valve. The valves feature a low internal volume, fast response time and low power consumption. Typical applications include... [See More]
- Valve Type: Diaphragm; Solenoid
- Maximum Pressure: 20.31
- Valve Size: 0.25
- Connection Description: Threaded; 1/4"-28 Threaded Ports
from ASCO
2 way and 3 way 10mm wide manifold mount isolation valve with 13 microliter internal volume. PEEK body with FFKM, EPDM, or FKM elastomers with a variety of pressures and orifice sizes available. [See More]
- Valve Type: Diaphragm; Solenoid; Isolation Valve
- Flow (Cv): ? to 0.01
- Valve Size: ? to 0.39
- Maximum Pressure: 44.00
from JORC Industrial LLC
Specifications. Pipe Size. 3/8 Inch. Orifice Size. 7/16 Inch. PSI. 300. Body Material. Brass. Seal Material. Viton. Voltage Supply. 115 V AC [See More]
- Valve Type: Diaphragm; Solenoid
- Maximum Pressure: 300.00
- Valve Size: 0.38
- Connection Description: Threaded
from FITOK GmbH
Founded in 1998, FITOK Group has been an industry-leading developer and manufacturer of superior quality instrumentation valves and fittings, having our R &D centers, manufacturing facilities, warehousing and service locations in Offenbach Germany, Texas USA, Shenzhen China and Dubai UAE. We... [See More]
- Valve Type: Diaphragm
- Connection Description: Threaded
from KSB AG
Design. Flanged diaphragm valve; shut-off and sealing to atmosphereby spiral-supported diaphragm (DN 65 and above); position indicator with integrated stem protection. All moving parts are separated from the fluid by the diaphragm, maintenance-free, PN10. Applications. In industrial and chemical... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 145.04
- Valve Size: 0.59 to 11.81
- Media Temperature: 14 to 320
from FineTek
The BRD/BDV series are used specifically as dust collector valves in dust collector systems. Each valve consists of two air chambers divided by a diaphragm. The two models, BRD and BDV, perform the same function with slightly different designs. They are used to provide a sudden burst of air pressure... [See More]
- Valve Type: Diaphragm; Pilot; Solenoid
from Clark Solutions
Model 1325 three-way solenoid valves are available in brass or 304 stainless steel bodies. A choice of seal and seat materials including Acrylo-Nitrile and Viton ® satisfy many general industry applications. The valve ’s typical uses include lubricated and dry air, water, light oils and... [See More]
- Valve Type: Diaphragm; Solenoid
- Flow (Cv): 3.16 to 5.50
- Valve Size: 0.63
- Maximum Pressure: 145.04
from Gemu Valves
Construction. The pneumatically operated 2/2 way diaphragm valve GEMU 600 is a corrosion-resistant all plastic construction. It has a maintenance-free piston actuator which can be controlled by any inert gas. GEMU 600 has a stroke limiter and an integral optical position indicator. The control... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 13.05 to 145.04
- Valve Size: 0.59 to 1.97
- Media Temperature: 104
from Armstrong International
The GD-10/10F is a lightweight direct-acting diaphragm valve used primarily for pneumatic tool air supply and non-hazardous gas regulation. Screwed connections make it easy to support in position without external sensing lines or other parts. Zinc or aluminum bodies eliminate rust and scale. Plug,... [See More]
- Valve Type: Diaphragm; Control Valve; Relief
- Maximum Pressure: 0.00 to 250.00
- Valve Size: 0.25 to 1.00
- Connection Description: Threaded; (1/4", 3/8", 1/2", 3/4", 1") NPT
from First Sensor AG
The media isolated Series 2 solenoid valves are compatible with aggressive liquids and gases. Only PTFE is in contact with the media passing through the valve. The valves feature a low internal volume, fast response time and low power consumption. Typical applications include analytical devices as... [See More]
- Valve Type: Diaphragm; Solenoid
- Maximum Pressure: 20.31
- Valve Size: 0.25
- Connection Description: Threaded; 1/4"-28 Threaded Ports
from ASCO
Features. • 2-way normally closed operation. • Compact design. • Brass and 316 stainless steel body constructions. • Mountable in any position. • Available with manual operator. • NSF 61 and 169 version available for potable water. and food service [See More]
- Valve Type: Diaphragm; Solenoid
- Media Temperature: ? to 180
- Maximum Pressure: 500.00
- Connection Description: Threaded
from KSB AG
Design. Flanged diaphragm valve with threaded ends; shut-off and sealing to atmosphere by spiral-supported diaphragm (DN 65 and above); position indicator with integrated stem protection. All moving parts are separated from the fluid by the diaphragm, maintenance-free, PN10. Applications. In... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 145.04
- Valve Size: 0.59 to 3.15
- Media Temperature: 14 to 284
from Gemu Valves
Construction. The GEMU 610 pneumatically operated 2/2-way diaphragm valve has a low-maintenance plastic piston actuator which can be controlled by inert gases. Normally closed, Normally open and Double acting control functions are available. Features. Suitable for inert and corrosive liquid and... [See More]
- Valve Type: Diaphragm
- Media Temperature: 104
- Maximum Pressure: 13.05 to 87.02
- Connection Description: Union (optional feature); Butt Weld (optional feature); Socket Weld (optional feature)
from Armstrong International
The GD-200/200H valves offer high capacity and highly accurate control, with a large, cupped diaphragm for a long stroke. Compact and rugged, the GD-200 ’s composition valve and bronze metal seat mean high performance over a longer service life. Well suited to non-viscous liquid pressure... [See More]
- Valve Type: Diaphragm; Control Valve; Relief
- Maximum Pressure: 150.00
- Valve Size: 2.00 to 6.00
- Media Temperature: ? to 175
from KSB AG
Design. Flanged diaphragm valve; shut-off and sealing to atmosphereby spiral-supported diaphragm (DN 65 and above); position indicator with integrated stem protection. All moving parts are separated from the fluid by the diaphragm, maintenance-free, PN10. Applications. In industrial and chemical... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 145.04
- Valve Size: 0.59 to 7.87
- Media Temperature: 14 to 320
from Gemu Valves
Standard Features. Reinforced polymer bonnet with sanitary internals. EHEDG certified sealing concept. Lockable handwheel in any position. Visual position indicator. Second generation PTFE or EPDM diaphragm. Body material forged 316L stainless steel. Integral buttweld tube extensions or triclamp. [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 87.02 to 145.04
- Valve Size: 0.38 to 0.75
- Connection Description: Clamp Flange (optional feature); Butt Weld (optional feature)
from Armstrong International
The GD-6N and GD-6 are compact, direct-acting diaphragm valves ideal for low-flow applications, including laundry/dry-cleaning equipment, hospital equipment, tire/plastic molds and food processing. Lightweight and compact, the valves require no external sensing lines or additional parts. An external... [See More]
- Valve Type: Diaphragm; Control Valve; Relief
- Maximum Pressure: 150.00
- Valve Size: 0.38 to 1.00
- Media Temperature: ? to 450
from KSB AG
Design. Flanged diaphragm valve; shut-off and sealing to atmosphereby completely enclosed spiral-supported diaphragm; position indicator with integrated stem protection. All moving parts are separated from the fluid by the diaphragm; maintenance-free, PN 16. Applications. In building services,... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 232.06
- Valve Size: 0.59 to 7.87
- Media Temperature: 14 to 320
from Gemu Valves
Construction. Valve body and diaphragm are available in various materials. Low maintenance electric actuator with reversible synchronous motor. Reduction gear is operated via a cam. A spring ensures continuous contact between the cam and the valve spindle. Optical position indicator. Features. [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 13.05 to 87.02
- Valve Size: 0.47 to 0.59
- Media Temperature: 41 to 140
from Armstrong International
The GP-1000 Series valves are pilot-controlled for accurate regulation of pressure under widely ranging flow. The internal-pilot design eliminates external components and piping. Internally piloted GP Series valves are capable of larger capacity and greater accuracy than direct-acting valves. [See More]
- Valve Type: Diaphragm; Pilot; Control Valve; Relief
- Maximum Pressure: 15.00 to 250.00
- Valve Size: 0.50 to 2.00
- Media Temperature: ? to 450
from KSB AG
Design. Flanged diaphragm valve for drinking water installations toDIN 1988, DIN-DVGW Water approved acc. to test W 270, in compliance withKTW recommendations (use of elastomers in drinking water applications); shut-off and sealing to atmosphere by completely enclosed diaphragm; position indicator... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 232.06
- Valve Size: 0.59 to 7.87
- Media Temperature: 14 to 194
from Gemu Valves
Construction. The GEMU 617 manually operated 2/2-way diaphragm valve has a low-maintenance plastic bonnet. An optical position indicator is integrated as standard. Features. Suitable for inert and corrosive liquid and gaseous media. The valve is insensitive to contaminated abrasive media. Integral... [See More]
- Valve Type: Diaphragm
- Media Temperature: 41 to 140
- Maximum Pressure: 13.05 to 87.02
- Connection Description: Threaded (optional feature); Union (optional feature); Butt Weld (optional feature)
from KSB AG
Design. Flanged diaphragm valve; shut-off and sealing to atmosphereby completely enclosed spiral-supported diaphragm; position indicator with integrated stem protection. All moving parts are separated from the fluid by the diaphragm; maintenance-free, PN 16. Applications. In building services,... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 232.06
- Valve Size: 0.59 to 7.87
- Media Temperature: 14 to 320
from Gemu Valves
Standard Features. Stainless steel / reinforced polymer actuator. Reversible synchronous AC motor. 24, 120, 230 VAC, 50 or 60 Hz. Continuous rated (100% duty cycle). Overload protection. IP 65 enclosure rating. Compact low maintenance design. EHEDG certified sealing concept. Optical position... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 0.00 to 87.02
- Valve Size: 0.25 to 0.75
- Media Temperature: 140 to 266
from KSB AG
Design. Flanged diaphragm valve; shut-off and sealing to atmosphereby completely enclosed spiral-supported diaphragm; position indicator with integrated stem protection. All moving parts are separated from the fluid by the diaphragm; maintenance-free, PN 16. Applications. In building services,... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 232.06
- Valve Size: 0.59 to 7.87
- Media Temperature: 14 to 320
from Gemu Valves
Standard Features. Coated actuator. Fail closed, fail open, double acting. Compact low maintenance design. EHEDG certified sealing concept. Visual position indicator. Second generation PTFE or EPDM diaphragms. 316L stainless steel valve body. Integral buttweld tube extensions or triclamp. Available... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 29.01 to 145.04
- Valve Size: 6.00
- Media Temperature: 302
from Gemu Valves
Standard Features. Stainless steel actuator. Fail closed, fail open, double acting. Compact low maintenance design. EHEDG certified sealing concept. Visual position indicator. Second generation PTFE or EPDM diaphragms. 316L stainless steel valve body. Integral buttweld tube extensions or triclamp. [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 87.02 to 145.04
- Valve Size: 0.25 to 2.00
- Media Temperature: 302
from Gemu Valves
Standard Features. Stainless steel actuator. Auto programming. LED status and diagnostics. Integrated solenoid pilot valve. 24 VDC or AS-i. Integrated electrical position indicators. Compact low maintenance design. Fail closed, fail open, double acting. EHEDG certified sealing concept. Second... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 87.02 to 145.04
- Valve Size: 0.25 to 1.00
- Media Temperature: 302
from Gemu Valves
Standard Features. Stainless steel bonnet with sanitary internals. Filled PPS polymer handwheel,. EHEDG certified sealing concept. Autoclavable. Seal adjuster (travel stop closed). Stroke limiter (travel stop open). Visual position indicator. Optional enclosed bonnet fasteners. Second generation... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 72.52 to 145.04
- Valve Size: 0.38 to 4.00
- Connection Description: Clamp Flange (optional feature); Butt Weld (optional feature)
from Gemu Valves
Standard Features. Stainless steel bonnet with sanitary internals. Stainless steel handwheel,. EHEDG certified sealing concept. Autoclavable. Seal adjuster (travel stop closed). Stroke limiter (travel stop open). Visual position indicator. Optional enclosed bonnet fasteners. Second generation PTFE... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 87.02 to 145.04
- Valve Size: 0.38 to 2.00
- Connection Description: Clamp Flange (optional feature); Butt Weld (optional feature)
from Gemu Valves
Standard Features. External mechanical adjustment 0-100%. Stainless steel actuator. Compact low maintenance design. Fail closed function only. EHEDG certified sealing concept. Second generation PTFE or EPDM diaphragms. 316L stainless steel valve body. Integral buttweld tube extensions or triclamp. [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 87.02 to 145.04
- Valve Size: 0.38 to 0.75
- Media Temperature: 302
from Gemu Valves
Standard Features. 5 million plus cycles. High cycle rate. Graduated stroke adjustment (adjustable travel stop open). Seal adjuster (adjustable travel stop closed). Stainless steel actuator. Fail closed, fail open, double acting. Compact low maintenance design. EHEDG certified sealing concept. [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 0.00 to 72.52
- Valve Size: 0.38 to 1.00
- Media Temperature: 302
from Gemu Valves
Construction. The GEMU 667 pneumatically operated 2/2 way diaphragm valve has a low maintenance membrane actuator. All medium wetted parts and the housing are made of plastic. Valve sizes DN 15 to DN 50 are self-opening due to integral springs (Control function 2), valve sizes DN 65 and DN 80 are... [See More]
- Valve Type: Diaphragm
- Media Temperature: 41 to 140
- Maximum Pressure: 21.76 to 145.04
- Connection Description: Union (optional feature); Butt Weld (optional feature); Socket Weld (optional feature)
from Gemu Valves
Standard Features. Filled reinforced polymer bonnet with sanitary internals. EHEDG certified sealing concept. Lockable handwheel in any position. Visual position indicator. Second generation PTFE or EPDM diaphragm. Body material forged 316L stainless steel. Integral buttweld tube extensions or... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 87.02 to 145.04
- Valve Size: 0.50 to 4.00
- Connection Description: Threaded (optional feature); BoltFlange (optional feature); Clamp Flange (optional feature); Butt Weld (optional feature)
from Gemu Valves
Standard Features. ENi coated bonnet, with sanitary internals. Polymer coated handwheel,. EHEDG certified sealing concept. Autoclavable. Seal adjuster (adjustable travel stop closed). Visual position indicator. Second generation PTFE or EPDM diaphragm. Body material forged 316L stainless steel. [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 36.26 to 145.04
- Valve Size: 6.00
- Media Temperature: 302
from Gemu Valves
Construction. All medium wetted parts, the bonnet and handwheel of the GEMU 677 2/2-way diaphragm valve are made of plastic. The maintenance-free plastic bonnet has an economically designed handwheel with integral optical position indicator. Features. Suitable for inert and corrosive liquid and... [See More]
- Valve Type: Diaphragm
- Media Temperature: 41 to 140
- Maximum Pressure: 21.76 to 145.04
- Connection Description: BoltFlange (optional feature); Union (optional feature); Butt Weld (optional feature); Socket Weld (optional feature)
from Gemu Valves
Construction. The GEMU 690 2/2 way valve has a low maintenance membrane actuator which can be controlled by inert gases. Normally Closed, Normally Open and Double Acting control functions are available. All medium wetted parts and the actuator housing are made of plastic. Features. Suitable for... [See More]
- Valve Type: Diaphragm
- Media Temperature: 41 to 140
- Maximum Pressure: 87.02 to 145.04
- Connection Description: BoltFlange (optional feature); Union (optional feature); Butt Weld (optional feature); Socket Weld (optional feature)
from Gemu Valves
Construction. The GEMU 693 motorized 2/2 way diaphragm valve has a low- maintenance electric actuator incorporating a reversible synchronous motor and a low maintenance toothed belt drive. It is fitted with a manual override and an optical position indicator. Advantages. Consistent control system... [See More]
- Valve Type: Diaphragm
- Media Temperature: 41 to 140
- Maximum Pressure: 21.76 to 145.04
- Connection Description: BoltFlange (optional feature); Union (optional feature); Butt Weld (optional feature); Socket Weld (optional feature)
from Gemu Valves
Construction. The GEMU 600 HP 2/2 way valve has a low maintenance piston actuator which can be controlled by inert gases. It has a stroke limiter, a manual override and an integral optical position indicator as standard. Normally Closed, Normally Open and Double Acting control functions are... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 0.00 to 87.02
- Valve Size: 2.00
- Media Temperature: 104 to 194
from Gemu Valves
Construction. The GEMU 677 HPW 2/2 way diaphragm valve has a low maintenance bonnet with an economically designed handwheel and an integral optical position indicator. All medium wetted parts are made of PFA (body) and PTFE (diaphragm). Features. Suitable for inert and corrosive liquid and gaseous... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 0.00 to 87.02
- Valve Size: 2.00
- Media Temperature: 140 to 194
from Gemu Valves
Construction. The GEM Ü 611 manually operated 2/2-way metal diaphragm valves have a low maintenance plastic bonnet and an integral optical position indicator as standard. Features. Suitable for inert and corrosive liquid and gaseous media. Chemical resistance of bonnet. Insensitive to... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 87.02 to 145.04
- Valve Size: 0.38 to 0.50
- Media Temperature: 176
from Gemu Valves
Construction. The GEMU CleanStar ®C60 / C67 HPW ultra pure pneumatically or manually operated 3/5 way diaphragm valves have a full PFA-HP body with two valve seats. All medium wetted parts are in PFA-HP or PTFE (diaphragm). The non-wetted bonnet is PVDF. The standard version of type C60... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 87.02
- Valve Size: 0.50 to 0.75
- Media Temperature: 194
from Gemu Valves
Standard Features. · Stainless steel bonnet with sanitary internals. · Ultem ® 1000 polymer handwheel,. · EHEDG certified sealing concept. · Autoclavable. · Compact design. · Seal adjuster (adjustable travel stop closed). · Visual position... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 87.02 to 145.04
- Valve Size: 0.25 to 0.50
- Media Temperature: 302
from Gemu Valves
Standard Features. Stainless steel / reinforced polymer actuator. Stainless steel actuator base. Fail closed, fail open, double acting. Compact low maintenance design. EHEDG certified sealing concept. Visual position indicator. Second generation PTFE or EPDM diaphragms. 316L stainless steel valve... [See More]
- Valve Type: Diaphragm
- Maximum Pressure: 87.02 to 116.03
- Valve Size: 0.38 to 0.50
- Media Temperature: 302