Spirax-Sarco Datasheets for Air Valves

Air valves allow metered fluid flow in one or both directions. They are used in pneumatic circuits to regulate the rate of activation or exhaust of cylinders and other pneumatic devices.
Air Valves: Learn more

Product Name Notes
A range of austenitic stainless steel split disc check valves in a wafer pattern suitable for fitting between ASME (ANSI) Class 150 and Class 300, JIS / KS 10K and...
A range of austenitic stainless steel split disc check valves in a wafer pattern suitable for fitting between PN16 and PN40 flanges. Their function is to prevent reverse flow on...
A range of carbon steel split disc check valves in a wafer pattern suitable for fitting between ASME (ANSI) Class 150 and Class 300, JIS / KS 10K and 20K...
A range of carbon steel split disc check valves in a wafer pattern suitable for fitting between PN16 and PN40 flanges. Their function is to prevent reverse flow on a...
A range of sealed, in-line stop valves having twin ply bellows as standard throughout the range. These valves have been designed for use on steam, gas, liquid, condensate and water...
A screwed and socket weld bellows sealed, in-line stop valve for use on steam, gas, liquid, condensate and water systems.
Both the M40Si and M40Vi are reduced bore ball valves, with a single piece body, having ISO mounting as standard. They are designed to be isolating valves, which can be...
Bronze bodied globe stop valves in sizes to suit your application. Robust Safe Accurate Low cost of ownership
DCV8 disc check valves are of a wafer pattern, designed to be sandwiched between DIN 2501 and EN 1092 flanges. Their function is to prevent reverse flow on a wide...
Manufactured to stringent specification providing reliable tight shut-off and less maintenance. Wide range of sizes, materials & body design option providing a suitable model for any application. Precision design providing...
Pilot operated pressure reducing valves have bodies manufactured using SG iron. Suitable for compressed air and inert industrial gas applications. Its design incorporates a nitrile soft seal pilot and main...
Pilot operated pressure reducing valves have bodies manufactured using SG iron. Suitable for compressed air, inert industrial gas and critical low pressure control applications. Its design DP27 GY i ncorporates...
Pilot operated pressure reducing valves have bodies manufactured using SG iron. Suitable for steam or compressed air applications.
Pilot operated pressure reducing valves have bodies manufactured using SG iron. This can be remotely adjusted by varying a pressure signal to the pilot diaphragm. This is usually achieved using...
Produced in accordance with API 6D the M33V ISO full bore two-piece body ball valve with floating ball, has been designed for use as an isolating valve, not a control...
The AE10S is a high capacity float type automatic air and gas vent for liquid systems and is readily maintainable. The body and cover are of cast iron and the...
The AE14 is part of a range of float type air vents for liquid systems. The body and cover are of SG iron and the complete unit is readily maintainable.
The AE30 range of automatic air eliminators /air and gas vents are designed for use on liquid installations.The body and the cap are made from a special brass alloy, which...
The AE30LV range of automatic air eliminator s / air vents for liquid systems have a lightweight float for use on liquids with a minimum specific gravity of 0.7 and...
The AE36 range of automatic air eliminator s / air vents is designed for use on hot and cold water installations. The body and cap are of austenitic stainless steel...
The AE44 and AE44S are float type automatic air and gas vents for liquid systems. The body and cover are of steel and the valve cone is available in synthetic...
The AE50S automatic air and gas vent is designed for use on liquid systems. It has a welded construction and the body is manufactured in 304L austenitic stainless steel.
The AES14, AES14S and AES14E ar e austenitic stainless steel ball float type air vents for liquid systems. They are available with Viton, stainless steel and EPDM valve cones respectively.
The Airodyn is a thermodynamic type compressed air drain trap. The external body surfaces are electroless nickel plated (ENP) which is oxidation resistant.
The AV13 is a maintainable balanced pressure thermostatic air vent with angled connections.
The AV45 is a forged alloy steel, medium pressure, temperature sensitive, maintainable air vent. The operating element comprises a stack of bimetal discs which control the flow of air and...
The AVC32 is a carbon steel maintainable balanced pressure thermostatic air vent for use on steam systems. It has an integral flat strainer screen and straight connections. All pressure bearing...
The AVM7 is a maintainable thermostatic air vent designed to remove air and other non-condensible gases from clean steam systems. Manufactured in 316L stainless steel with minimal crevices, and a...
The AVS32 is a stainless steel maintainable balanced pressure thermostatic air vent for use on steam systems. It has an integral flat strainer screen and straight connections. All pressure bearing...
The B Roil is a maintainable thermodynamic type compressed air drain trap, specifically designed to remove small quantities of oil contaminated con densate, for use on railway rolling stock.
The BDV depressurisation valves are designed to be fitted into " , ½ " and DN15 connections for drain / blowdown / purge and vent / depressurisation of pipework or...
The BDV depressurisation valves are designed to be fitted into 3/8" , ½" and DN15 connections for drain / blowdown / purge and vent / depressurisation of pipework or products.
The BRair is a thermodynamic type compressed air drain trap, specifically for use on railway rolling stock (British Rail Cat. no. 61/41955). The external body surfaces have electroless nickel preparation...
The BRV2S and BRV2B are direct acting pressure reducing valves designed for applications using steam or gases such as compressed air. This range of pressure reducing valves have SG iron...
The CA10S is a float type automatic liquid drain trap for air and gas systems. It has a cast iron body and cover with stainless steel valve head for use...
The CA14 is a range of float type automatic liquid drainers for air and gas systems. The body and cover are of SG iron and the complete unit is readily...
The CA14S is a cast iron ball float air and gas trap. It is available with a metal valve cone given designation CA14S having horizontal flanged connections. The cover will...
The CA44 is a carbon steel bodied ball float steam trap having stainless steel working internals. It is available with a soft valve cone given designation CA44 or with a...
The CA46 is an austenitic stainless steel ball float air and gas trap. It is available with a soft valve cone given designation CA46 or with a metal valve cone...
The CAS14 and CAS14S are austenitic stainless steel ball float gas /air drain traps. They provide efficient condensate drainage from compressed air and other gas systems, allowing the process to...
The DCV1 disc check valve is of the wafer pattern designed to be sandwiched between flanges. It is suitable for use on a wide range of fluids for applications in...
The DCV10 (cast stainless steel) and DCV10C (zinc plated cast carbon steel) are wafer pattern disc check valves that have been designed to be sandwiched between flanges for use with...
The DCV3 and DCV3LT disc check valves are of the wafer pattern designed to be sandwiched between flanges. They are suitable for use on a wide range of fluids for...
The DCV4 stainless steel disc check valve is of the wafer pattern designed to be sandwiched between ASME flanges. It is suitable for use on a wide range of fluids...
The DCV41 is an austenitic stainless steel disc check valve available with either screwed or socket weld end connections. Its function is to prevent reverse flow on a wide variety...
The DCV6 stainless steel disc check valve is of the wafer pattern designed to be sandwiched between flanges. It is suitable for use on a wide range of fluids for...
The DP143, DP143G and DP143H pilot operated pressure reducing valves have been manufactured using cast steel.
The DP163, DP163G and DP163Y pilot operated pressure reducing valves have been manufactured using stainless steel.
The DPS17 is an SG iron pilot operated valve which combines the functions of a pressure reducing valve and a surplussing valve. It is suitable for steam or gases such...
The DRV4 is a cast steel direct acting bellows sealed pressure reducing valve. The standard version has an EPDM diaphragm and is suitable for steam, water and air applications. The...
The DRV7 is an SG iron direct acting bellows sealed pressure reducing valve. The standard version has an EPDM diaphragm and is suitable for steam, water and air applications. The...
The IR1 and IRN1 Spirax-Monnier international compressed air regulators provide accurate pressure control for general purpose pneumatic systems. Principal features: Good flow characteristics. Good regulation characteristics. Fast response. Dead tight...
The IR1M and IRN1M Monnier international compressed air regulators provide accurate pressure control for general purpose pneumatic systems. Principal features: Good flow characteristics. Good regulation characteristics. Fast response. Dead tight...
The M40 ISO is a reduced bore ball valve, with a single piece body, having ISO mounting as standard. It is an isolating valve, which can be used with the...
The M40F ISO is a reduced bore ball valve, with a single piece body, having ISO mounting and firesafe design as standard. It is an isolating valve, which can be...
The M40Fi is a reduced bore ball valve, with a single piece body, having ISO mounting as standard. It is designed to be an isolating valve, which can be used...
The M40S ISO Automation is a reduced bore ball valve, with a single piece body, having ISO mounting as standard (making it easy and safe to automate). It is an...
The M70i forged 316L stainless steel, three-piece body ball valve has ISO mounting as standard. It has been designed in accordance with ASME BPE for use as an isolating valve,...
The M80i investment cast 316L stainless steel, three-piece body ball valve has ISO mounting as standard. It has been designed in accordance with ASME BPE for use as an isolating...
The Monnier Dri-Line Mk3 is an automatic float actuated drain used to drain air line drain legs and filters. It is a normally open valve that is rated for use...
The MPC_M Monnier range of (self-relieving) high efficiency oil removing filter / regulators provide very high quality compressed air, with accurate pressure control, for pneumatic actuators and general purpose systems.
The MR range of Spirax-Monnier miniature compressed air regulators provide accurate pressure control for general purpose pneumatic systems where space is restricted and flowrates are low. Principal features: Good flow...
The MR_M Monnier range of miniature compressed air regulators provide accurate pressure control for general purpose pneumatic systems where space is restricted and flowrates are low. Principal features: Good flow...
The QLM and QLD are three-port control valves which have linear characteristics for mixing or diverting service. These valves can be used on thermal oil, compressed air, steam, condensate and...
The RP valve is a piston isolation valve with a carbon steel body / bonnet and stainless steel internals. It can be used on steam, condensate and other liquid sytems.
The Spirax SafeBloc TM is a double block and bleed bellows sealed stop valve, accommodated within the same face-to-face dimension of a single valve. It has been designed for use...
The Spirax Sarco vacuum breaker range will protect your plant and process equipment against vacuum, and at the same time allow condensate to drain effectively from pipework and storage vessels.
The Spirax-Monnier ADV automatic drain valve has been designed to remove condensate from any low points in a compressed air system where automatic drainage should be provided. Condensate is a...
The SRV2S is a compact, stainless steel, direct acting pressure reducing valve designed for applications using steam or gases such as compressed air. All wetted parts are constructed in 316L...
The SRV66 is an angle pattern self-draining sanitary pressure regulating valve of all 316 type stainless steel construction suitable for use on steam, water and inert industrial gases. It is...
The SV405, SV405P, SV405X and SV406 are full nozzle safety valves for steam and air service in non-critical industrial processes requiring low flow, low pressure and low temperature.
The SV60 is a range of full lift flanged safety valves suitable for use on steam, inert industrial gas and water services. Please contact Spirax Sarco for suitability of any...
The SV615 full lift, full nozzle safety valve is suitable for steam, air, inert industrial gas and non-hazardous liquid service.
The SVL488 is a soft seated stainless steel, full lift, TÜV approved safety valve suitable for steam, gas and liquid applications.
The SVL606 is a stainless steel, full lift TÜV approved flanged safety valve suitable for use with steam, gas and liquids.
Types SRV461S and SRV463S are direct acting pressure reducing valves with all wetted parts in AISI 316L /1.4404, 1.4408 and 1.4462 stainless steel. For steam, liquid or gas applications. Typical...
WCV1, WCV2 and WCV3 wafer check valves are designed to be sandwiched between flanges.They are specifically designed for use on applications where there is a high proportion of particles in...