Check Valves

Genebre 2455 – Flanged Swing Check Valve PN16 The Genebre 2455 is a swing-type check valve with flanged ends, designed for water lines and compatible liquids where reverse flow prevention is required without the use of an actuator. The disc opens by differential flow pressure and closes automatically when flow decreases or reverses. Construction Body and...

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Dual plate Check valve - BB | Gestra

GESTRA BB DISCOCHECK – Dual Plate Check Valve The GESTRA BB is a wafer-type dual plate check valve designed for installation between flanges. It features two independently moving plates, dual shafts, and four springs. The valve operates without an actuator; closure is achieved via spring force and differential pressure. Suitable for both horizontal and...

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Disc check valve - RK | Gestra

GESTRA RK – Spring-Loaded Disc Check Valve The GESTRA RK is a wafer-type check valve designed for installation between flanges. The disc opens via differential flow pressure and closes automatically by spring force, without the need for an actuator. With a spring, installation is possible in any orientation; without a spring, use is limited to vertical...

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Swing Check Valve - CB | Gestra

GESTRA CB – Wafer Swing Check Valve The GESTRA CB is a wafer-type swing check valve with a short face-to-face dimension, designed for installation between flanges. The disc opens with flow and closes via two spring assists when flow decreases or reverses. No actuator is provided. Variants and Connections CB 24S: DN50–DN300, PN16, flanges EN 1092...

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Gravity Circulation Non-Return Check Valves | Gestra

GESTRA SBO – Check Valve for Gravity Circulation Control The GESTRA SBO 11, SBO 21, and SBO 31 are spring-loaded check valves designed for installation in heating and domestic hot water circulation systems. Their primary function is to prevent unwanted gravity circulation when the pump is off, thereby avoiding undesired thermal flows within the piping...

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Tilting Disc Check Valve - T113AR | Zubi

Zubi T113AR – Tilting Disc Check Valve The Zubi T113AR is a wafer-type tilting disc check valve designed for industrial pipelines where reduced installation length and low pressure drop are required. The disc rotates on an offset shaft and closes automatically when flow decreases or reverses. No actuator is used. Technical Data Sizes: DN40–DN700...

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Swing Check Valve - T114AR | Zubi

Zubi T114AR – Flanged Disc Check Valve The Zubi T114AR is a unidirectional check valve with a two-piece body and a centrally mounted, elastomer-lined disc. It is specified for applications where reverse flow must be prevented in water, chemical, slurry, or abrasive fluid networks, without the need for actuators or external control signals. Technical Data...

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Ball Check Valve - T115AR | Zubi

Zubi T115AR – Ball Type Non-Return Valve The Zubi T115AR is a flanged ball check valve with a self-cleaning geometry, designed for water, wastewater, and low solids-content liquids. The ball rotates during operation, minimizing the risk of solids accumulation on the sealing surface. No actuator is required for operation. Technical Data Connections: PN10...

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Ball Check Valve - T115 - 99AR | Zubi

Zubi T115-99AR – Ball Type Threaded Check Valve The Zubi T115-99AR is a unidirectional ball check valve with internal threads, available in BSP or NPT configurations. The ball is actuated by differential flow pressure and returns to the seat when flow decreases or reverses. No actuator is required for operation. Technical Data Sizes: DN25, DN40, DN50,...

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Swing Check Valve - 501A | Cla-Val

Cla-Val

Cla-Val 501A – Wafer Swing Check Valve The Cla-Val 501A is a wafer-type swing check valve designed for installation between ANSI Class 125/150 flanges. The disc opens with flow and closes via a torsion spring, minimizing closure delay during flow interruption. No actuator is required. Technical Specifications Sizes: 2"–30" Pressure rating: 235 psi max...

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Swing Check Valve - 585 | Cla-Val

Cla-Val

Cla-Val 585 – Flanged Swing Check Valve The Cla-Val 585 is a full-bore swing check valve designed for water distribution and liquid infrastructure networks. The disc opens with forward flow and closes automatically when flow stops or reverse flow occurs. No actuator is required for operation. Technical Specifications Available sizes: 2" to 48" Working...

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Disc check Valve - 580 | Cla-Val

Cla-Val

Cla-Val 580 – Silent Wafer Check Valve The Cla-Val Series 580 is a wafer-type check valve featuring a centrally guided, spring-loaded disc. The return spring closes the disc prior to full reverse flow, reducing slam and hydraulic shock in pump discharge lines. No actuator is required. Construction Sizes: 1" to 10" Pressure class: 125/150 or 250/300...

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Check valves - "Idrja" - 2435 | Genebre

Genebre 2435 IDRJA – Disc Check Valve with Victaulic Ends The Genebre 2435 IDRJA is a spring-loaded, guided disc check valve designed for grooved-end (Victaulic type) piping systems. It is specified for installations requiring backflow prevention in compact piping layouts, where flanged or threaded connections are not feasible. Construction Body,...

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Check valves - "Cromax" check valve "Idrja" - 2440 | Genebre

Genebre 2440 CROMAX IDRJA – Disc Check Valve The Genebre 2440 is a guided disc check valve constructed from stainless steel AISI 304 / 1.4301 with threaded ends ISO 228-1. Operation is achieved via differential fluid pressure and a return spring; no actuator is required. Technical Data Nominal pressure: PN16 Maximum working pressure: 16 bar Opening...

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Check valves - "Cromax" check valve "Idrja" - 2445 | Genebre

Genebre 2445 CROMAX IDRJA – Stainless Steel Wafer Check Valve The Genebre 2445 is a wafer-type check valve with a guided disc, return spring, and threaded ends per ISO 228-1. Operation is based on differential fluid pressure; no actuator is required. Construction Body, ends, disc: stainless steel 1.4404 / AISI 316L Disc guide: PTFE Spring: AISI 316 Seat:...

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Check valves - "Cromax" check valve "Idrja" - 2445N | Genebre

Genebre 2445N CROMAX IDRJA – Stainless Steel NPT Check Valve The Genebre 2445N is a stainless steel wafer check valve with a guided disc and return spring. Operation is based on differential fluid pressure; there is no actuator or external control. The 2445N variant differs from the 2445 by using NPT threads per ASME B1.20.1. Construction Body, ends,...

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Swing Check Valve - Cast Steel | Neway

Neway

Neway Cast Steel – Swing Check Valve The Neway Cast Steel swing check valve is designed for industrial liquid and gas pipelines where mechanical prevention of reverse flow is required without the use of an actuator. The disc opens under forward flow and closes automatically when differential pressure decreases or reverses. Manufacturing Range Size: NPS...

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Tilting Disc Check Valve - Cast Steel | Neway

Neway

Neway Cast Steel – Tilted Disc Swing Check Valve The Neway Cast Steel check valve is a swing/swivel disc type, designed for industrial pipelines where reverse flow prevention is required without an actuator. Operation is achieved via process flow and disc gravity. Product data indicates a range of NPS 2"–48" / DN50–DN1200 and pressure ratings ASME Class...

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Swing Check Valve - ASME | Valvosider

Valvosider ASME – Swing Check Valve The Valvosider ASME is a swing check valve with bolted cover, lapped disc/seat, and available in regular or full opening designs. The disc opens by flow and closes when the differential pressure drops or reverses. No actuator is required for operation. Class Ratings and Sizes Class 150: 2"–48", Fig. 470 Class 300:...

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Swing Check Valve - DIN | Valvosider

Valvosider DIN – Swing Check Valve The Valvosider DIN swing check valve is a flanged, non-return valve designed to prevent reverse flow in industrial liquid, steam, or gas pipelines. Operation is automatic: the disc opens with forward flow and closes when differential pressure drops or reverses. No actuator is required. Pressure Classes / Sizes PN16 F6:...

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Swing Check Valve Pressure Seal - ASME | Valvosider

Valvosider ASME Pressure Seal – Swing Check Valve The Valvosider ASME Pressure Seal is a swing check valve designed for high-pressure pipelines. It features a pressure seal bonnet, full bore construction, and lapped disc/seat interface. The disc opens with flow and closes automatically when differential pressure drops or reverses. No actuator is...

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Swing Check Valve Pressure Seal - DIN | Valvosider

Valvosider DIN Pressure Seal – Swing Check Valve The Valvosider DIN Pressure Seal is a swing check valve designed for high-pressure pipelines, pressure classes PN100–PN420. The disc opens with flow and closes automatically when differential pressure drops or reverses. No actuator is used; operation depends on flow, installation orientation, and reverse...

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Piston Check Valve - ASME | Valvosider