Spirax Sarco Check Valves
Disc, lift, split disc and swing check valves for steam, condensate, food-grade and aggressive fluid applications.
Spirax Sarco
DCV Series — Disc Check Valves
Wafer-pattern disc check valves for steam, condensate and general process lines. Available in stainless and carbon steel, with food-grade, cryogenic and aggressive-fluid variants.
DCV1
DCV1
Spirax Sarco
Body: Carbon steel / stainless steel • Sizes: DN 15–100 (½”–4″) • Pressure: PN 10/16 (max 16 bar) • Temp: −40°C to +120°C • Connection: Wafer — between flanges • Seat: Metal-to-metal
✓ Low pressure drop ✓ Steam & condensate rated ✓ Compact wafer design
DCV3
DCV3
Spirax Sarco
Body: SS or carbon steel • Sizes: DN 15–100 (½”–4″) • Pressure: PN 10/16/25/40 (max 40 bar) • Temp: −60°C to +400°C • Connection: Wafer • Seat: Metal or soft seat options
✓ Cryogenic rated ✓ High-temp steam ✓ Most versatile DCV range
DCV3LT
DCV3LT
Spirax Sarco
Body: Stainless steel • Sizes: DN 15–100 • Pressure: PN 10/16/25/40 • Temp: −60°C to +400°C • Connection: Wafer
✓ Low-temperature specialist ✓ Cryogenic service
DCV3 Food+
DCV3 Food+
Spirax Sarco
Body: Food-grade stainless steel • Sizes: DN 15–100 • Pressure: PN 10/16/25/40 • Temp: −60°C to +400°C • Compliance: EHEDG / 3-A
✓ Hygienic design ✓ EHEDG compliant ✓ Food and pharma safe
DCV4
DCV4
Spirax Sarco
Body: Stainless steel • Pressure: PN / ASME Class • Connection: Wafer — ASME flange compatible • Seat: Metal or soft seat
✓ ASME flange ready ✓ Stainless construction
DCV41
DCV41
Spirax Sarco
Body: Austenitic stainless steel • Size: ½” NPT • Connection: Threaded • Seat: Zero-leakage soft seat
✓ Zero leakage ✓ Threaded end connection
DCV41 Food+
DCV41 Food+
Spirax Sarco
Body: Food-grade stainless steel • Size: ½” NPT • Compliance: Food-grade hygienic • Seat: Zero-leakage soft seat
✓ Hygienic threaded check ✓ Zero leakage ✓ Food & dairy safe
DCV6
DCV6
Spirax Sarco
Type: Specialised wafer disc check valve • Application: Steam and condensate systems
✓ Steam & condensate rated
DCV8
DCV8
Spirax Sarco
Body: Multiple alloy options • Sizes: DN 15–100 • Pressure: PN 10/16/25/40 • Temp: −60°C to +400°C • Connection: Wafer
✓ Acid & alkali resistant ✓ Aggressive fluid service ✓ High-pressure rated
Best for: chemical process and corrosive fluid lines
DCV10
DCV10
Spirax Sarco
Body: SS / carbon steel • Sizes: DN 15–100 • Pressure: PN 10/16/25 • Temp: −40°C to +150°C • Type: Centrally guided disc • Connection: Wafer
✓ Pump protection ✓ Cycling applications ✓ No disc spin
Best for: pump discharge and high-cycle systems
DCV10C
DCV10C
Spirax Sarco
Body: SS / carbon steel • Sizes: DN 15–100 • Pressure: PN 10/16/25 • Temp: −40°C to +150°C • Type: Compact centrally guided disc
✓ Compact footprint ✓ Pump protection ✓ Space-critical install
Spirax Sarco
LCV Series — Lift Check Valves
Spring-loaded lift (piston) check valves for horizontal or vertical installation. The spring ensures positive closure in low-flow and low-pressure conditions.
LCV1
LCV1
Spirax Sarco
Type: Spring-loaded lift check valve • Installation: Horizontal or vertical • Application: Steam, water and general process
✓ Spring-assisted closure ✓ Horizontal or vertical mount
LCV3
LCV3
Spirax Sarco
Type: Spring-loaded lift check valve • Material: SS / carbon steel • Application: Steam and condensate lines
✓ Reliable spring closure
LCV4
LCV4
Spirax Sarco
Type: Spring-loaded lift check valve • Material: Stainless steel • Application: High-pressure steam and process
✓ High-pressure rated ✓ Stainless steel body
LCV6
LCV6
Spirax Sarco
Type: Spring-loaded lift check valve • Application: General process and utility lines
✓ General purpose
LCV7
LCV7
Spirax Sarco
Type: Spring-loaded lift check valve • Application: High-pressure or elevated-temperature service
✓ Heavy-duty lift check
Spirax Sarco
SDCV Series — Split Disc Check Valves
Wafer-pattern split disc check valves with a shorter face-to-face dimension — ideal for space-critical piping layouts where a standard check valve would not fit.
SDCV3
SDCV3
Spirax Sarco
Type: Split disc wafer check valve • Connection: Between flanges • Application: Steam, condensate and water
✓ Short face-to-face ✓ Low pressure drop
SDCV4
SDCV4
Spirax Sarco
Type: Split disc wafer check valve • Material: Stainless steel • Application: Steam and process
✓ SS construction ✓ Compact wafer
SDCV7
SDCV7
Spirax Sarco
Type: Split disc wafer check valve • Application: High-pressure service
✓ High-pressure rated
SDCV8
SDCV8
Spirax Sarco
Type: Split disc wafer check valve • Application: Aggressive fluid and high-temp service
✓ Aggressive fluid rated
Spirax Sarco
WCV Series — Wafer Swing Check Valves
Wafer-pattern swing check valves offering low pressure drop and simple installation between pipe flanges.
WCV1
WCV1
Spirax Sarco
Type: Wafer swing check valve • Connection: Between flanges • Application: Low-pressure water and condensate
✓ Low pressure drop ✓ Swing type
WCV3
WCV3
Spirax Sarco
Type: Wafer swing check valve • Connection: Between flanges • Application: General process and utility lines
✓ General purpose swing check
Spirax Sarco
Special / Other Check Valves
Specialised check valves for unique process, hygiene or installation-specific requirements.
CVS10
CVS10
Spirax Sarco
Type: Specialised check valve • Application: Contact us for specific application details
✓ Special duty
DCV3/B
DCV3/B
Spirax Sarco
Type: DCV3 body variant — modified port configuration • Application: Steam and process piping
✓ Modified body variant
Sight Check Valve
Sight Check Valve
Spirax Sarco
Type: Inline sight check with visual flow indicator • Application: Flow direction monitoring in process lines
✓ Visual flow confirmation ✓ In-line installation ✓ Transparent window
Request a Quote or Technical Datasheet
Contact our team for pricing, sizing and availability across India.