Wafer Check (Non-Return) Valves
Wafer multi-flange check valves are compact and lightweight, suitable for mounting between a wide range of flanges including PN6, PN10, PN16, PN25, PN40, ANSI 150, ANSI 300 and others.
JV080009 – Stainless Steel Wafer Swing Check (Non-Return) Valve – EPDM Seal
Stainless steel wafer swing type check valve suitable for water applications.
Type
Swing (Flap)
Size & Connections
DN40 to DN400 • Wafer – Between BS4504 PN10/16/25/40 & ANSI 300 Flanges
Duty
Water
Materials
Stainless Steel Body & Flap • EPDM Seals
Pressure Rating
40-80mm PN25 • 100-400mm PN16
Temperature
0°C to 130°C
JV080012 – Stainless Steel Wafer Swing Check (Non-Return) Valve – NBR Seal
Stainless steel wafer swing type check valve suitable for a wide range of applications particularly oil.
Type
Swing (Flap)
Size & Connections
DN40 to DN400 • Wafer – Between BS4504 PN10/16/25/40 & ANSI 300 Flanges
Duty
Air • Inert Gas • Oil • Water
Materials
Stainless Steel Body & Flap • NBR Seals
Pressure Rating
40-80mm PN25 • 100-400mm PN16
Temperature
0°C to 95°C (dependent on pressure)
JV080010 – Stainless Steel Wafer Swing Check (Non-Return) Valve – Viton Seal
Stainless steel wafer swing type check valve suitable for high-temperature applications.
Type
Swing (Flap)
Size & Connections
DN32 to DN300 • Wafer – Between BS4504 PN16 & ANSI 150 Flanges
Duty
Air • Inert Gas • Oil • Steam • Water
Materials
Stainless Steel Body & Flap • Viton Seals
Pressure Rating
PN16
Temperature
-25°C to 180°C (dependent on pressure & size)
JV080011 – Stainless Steel Wafer Swing Check (Non-Return) Valve – PTFE Seal
Stainless steel wafer swing type check valve suitable for a wide range of applications.
Type
Swing (Flap)
Size & Connections
DN40 to DN400 • Wafer – Between BS4504 PN10/16/25/40 & ANSI 300 Flanges
Duty
Air • Inert Gas • Oil • Steam • Water
Materials
Stainless Steel Body & Flap • PTFE Seals
Pressure Rating
40-80mm PN25 • 100-400mm PN16
Temperature
0°C to 200°C (dependent on pressure)
JV080013 – Stainless Steel Wafer Spring Assisted Swing Check (Non-Return) Valve – NBR Seal
Stainless steel wafer swing type check valve with spring assisted closing, suitable for a wide range of applications particularly oil.
Type
Swing (Flap) • Spring Assisted
Size & Connections
DN32 to DN250 • Wafer – Between BS4504 PN6/10/16/25 & ANSI 150 Flanges
Duty
Air • Inert Gas • Oil • Water
Materials
Stainless Steel Body, Flap & Spring • Viton Seals
Pressure Rating
32-200mm PN25 • 250mm PN16
Temperature
-10°C to 100°C (dependent on pressure)
JV080014 – Stainless Steel Wafer Spring Assisted Swing Check (Non-Return) Valve – Viton Seal
Stainless steel wafer swing type check valve with spring assisted closing, suitable for various applications.
Type
Swing (Flap) • Spring Assisted
Size & Connections
DN32 to DN250 • Wafer – Between BS4504 PN6/10/16/25 & ANSI 150 Flanges
Duty
Air • Inert Gas • Oil • Water
Materials
Stainless Steel Body, Flap & Spring • Viton Seals
Pressure Rating
32-200mm PN25 • 250mm PN16
Temperature
-10°C to 150°C (dependent on pressure)
JV080015 – Stainless Steel Wafer Spring Assisted Swing Check (Non-Return) Valve – PTFE Seal
Stainless steel wafer swing type check valve with spring assisted closing, suitable for high-temperature applications.
Type
Swing (Flap) • Spring Assisted
Size & Connections
DN32 to DN250 • Wafer – Between BS4504 PN6/10/16/25 & ANSI 150 Flanges
Duty
Air • Inert Gas • Oil • Steam • Water
Materials
Stainless Steel Body, Flap & Spring • PTFE Seals
Pressure Rating
32-200mm PN25 • 250mm PN16
Temperature
-10°C to 200°C (dependent on pressure)
JV080020 – Brass Wafer Spring Assisted Disc Check (Non-Return) Valve – Metal Seat
An economical spring-loaded non-return valve with a brass body and a stainless steel disc.
Type
Disc • Spring Assisted
Size & Connections
DN15 to DN100 • Wafer – Between BS4504 PN16/25/40 Flanges
Duty
Air • Inert Gas • Oil • Steam • Water
Materials
Brass Body • Stainless Steel Disc & Spring
Pressure Rating
PN52
Temperature
-10°C to 300°C (dependent on pressure)
JV080021 – Stainless Steel Wafer Spring Assisted Disc Check (Non-Return) Valve – Metal Seat
An economical spring-loaded non-return valve with a stainless steel body and disc with a metal seat.
Type
Disc • Spring Assisted
Size & Connections
DN15 to DN100 • Wafer – Between BS4504 PN10/16/25/40. ANS1 150 & 300 Flanges
Duty
Air • Inert Gas • Oil • Steam • Water
Materials
Stainless Steel Body, Disc & Spring • Metal Seat
Pressure Rating
PN40
Temperature
0°C to 200°C (dependent on pressure)
JV080022 – Stainless Steel Wafer Spring Assisted Disc Check (Non-Return) Valve – EPDM Seat
An economical spring-loaded non-return valve with a stainless steel body and disc with an EPDM seat suitable for water applications.
Type
Disc • Spring Assisted
Size & Connections
DN15 to DN100 • Wafer – Between BS4504 PN10/16/25/40 ANS1 150 & 300 Flanges
Duty
Water
Materials
Stainless Steel Body, Disc & Spring • EPDM Seat
Pressure Rating
PN52
Temperature
0°C to 130°C (dependent on pressure)
JV080023 – Stainless Steel Wafer Spring Assisted Disc Check (Non-Return) Valve – NBR Seat
An economical spring-loaded non-return valve with a stainless steel body and disc with an NBR seat suitable for air & oil applications.
Type
Disc • Spring Assisted
Size & Connections
DN15 to DN100 • Wafer – Between BS4504 PN10/16/25/40. ANS1 150 & 300 Flanges
Duty
Air • Oil
Materials
Stainless Steel Body, Disc & Spring • NBR Seat
Pressure Rating
PN52
Temperature
0°C to 95°C (dependent on pressure)
JV080024 – Stainless Steel Wafer Spring Assisted Disc Check (Non-Return) Valve – Viton Seat
An economical spring-loaded non-return valve with a stainless steel body and disc with a Viton seat suitable for a wide range of applications.
Type
Disc • Spring Assisted
Size & Connections
DN15 to DN100 • Wafer – Between BS4504 PN10/16/25/40. ANS1 150 & 300 Flanges
Duty
Air • Inert Gas • Oil • Steam • Water
Materials
Stainless Steel Body, Disc & Spring • Viton Seat
Pressure Rating
PN52
Temperature
0°C to 200°C (dependent on pressure)
JV080025 – Stainless Steel Wafer Spring Assisted Disc Check (Non-Return) Valve – PTFE Seat
An economical spring-loaded non-return valve with a stainless steel body and disc with a Viton seat suitable for a wide range of applications.
Type
Disc • Spring Assisted
Size & Connections
DN15 to DN100 • Wafer – Between BS4504 PN10/16/25/40. ANS1 150 & 300 Flanges
Duty
Air • Inert Gas • Oil • Steam • Water
Materials
Stainless Steel Body, Disc & Spring • Viton Seat
Pressure Rating
PN52
Temperature
0°C to 200°C (dependent on pressure)
DCV3 (Supersedes DCV2) – Spirax Sarco Stainless Steel Wafer Disc Check (Non-Return) Valve
A high-quality (non-return) valve is suitable for use on a wide range of fluids for applications in process lines, hot water systems, steam and condensate systems etc. This valve can be supplied without spring for lower temperature duties down to -60°C.
Type
Disc • Spring Assisted
Size & Connections
DN15 to DN100 • Wafer – Between BS4504, ANSI, BST & JIS Flanges
Duty
Air • Inert Gas • Oil • Steam • Water
Materials
Stainless Steel Body, Disc & Spring • Metal Seat (Viton & EPDM Option)
Pressure Rating
PN40
Temperature
-60°C to 400°C (dependent on pressure & version)
Compliance & Approvals
EN 558 part 1, series 49
RK44 – Gestra Bronze Wafer Spring Assisted Disc Check (Non-Return) Valve – Metal Seat
A high-quality (non-return) valve is suitable for use on a wide range of fluids for applications in process lines, hot water systems, steam and condensate systems etc.
Type
Disc • Spring Assisted
Size & Connections
DN15 to DN100 • Wafer – Between BS4504, ANSI, BST & JIS Flanges
Duty
Air • Inert Gas • Oil • Steam • Water
Materials
Stainless Steel Body, Disc & Spring • Metal Seat
Pressure Rating
PN16
Temperature
-200°C to 230°C (dependent on pressure)
Compliance & Approvals
EN 558 part 1, table 11, series 49
JV081016 – Cast Iron Wafer Spring Assisted Dual Plate Check (Non-Return) Valve – Length A
Epoxy coated cast iron, spring-loaded dual plate check valve with stainless steel flaps and EPDM seats suitable for water applications.
Type
Dual Plate • Spring Assisted
Size & Connections
DN50 to DN300 • Wafer – Between BS4504 PN10/16 & ANSI 150 Flanges
Duty
Water
Materials
Cast Iron Body • Stainless Steel Plates & Spring • EPDM Seat
Pressure Rating
PN16
Temperature
-10°C to 110°C
Compliance & Approvals
JV081002 – Cast Iron Wafer Spring Assisted Dual Plate Check (Non-Return) Valve – Length B
A WRAS approved epoxy coated cast iron, spring-loaded dual plate check valve with stainless steel flaps and EPDM seats suitable for water applications.
Type
Dual Plate • Spring Assisted
Size & Connections
DN50 to DN600 • Wafer – Between BS4504 PN10/16 Flanges
Duty
Water
Materials
Cast Iron Body • Stainless Steel Plates & Spring • EPDM Seat
Pressure Rating
PN16
Temperature
-10°C to 120°C
Compliance & Approvals
WRAS (Series 5106W & 5306W)
JV081007 – Ductile Iron Marine Wafer Spring Assisted Dual Plate Check (Non-Return) Valve – NBR Seat
A marine duty ductile iron, spring-loaded dual plate check valve with aluminium bronze flaps and NBR seats suitable for cold and hot water, seawater, fuel oil and other non-aggressive media.
Type
Dual Plate • Spring Assisted
Size & Connections
DN50 to DN600 • Wafer – Between BS4504 PN10/16 Flanges
Duty
Air • Inert Gas • Oil • Seawater • Water
Materials
Ductile Iron Body • Stainless Steel Spring • Ali-Bronze Plates • NBR Seat
Pressure Rating
50-200mm PN16 • 250-600mm PN10 (250-300mm PN16 on request)
Temperature
-40°C to 100°C
JV080016 – Ali-Bronze Marine Wafer Swing Check (Non-Return) Valve – Length A
A marine quality aluminium bronze swing type check (non-return) valve check valve with spring assisted closing, generally used to prevent backflow in water and seawater systems.
Type
Swing (Flap)
Size & Connections
DN32 to DN500 • Wafer – Between BS4504 PN10/16 Flanges
Duty
Air • Inert Gas • Oil • Seawater • Water
Materials
Aluminium Bronze Body & Flap • NBR Seals
Pressure Rating
32-150mm PN16 • 200-500mm PN10
Temperature
-10°C to 100°C
JV080017 – Ali-Bronze Marine Wafer Spring Assisted Swing Check (Non-Return) Valve – Length A
A marine quality aluminium bronze swing type check (non-return) valve generally used to prevent backflow in water and seawater systems.
Type
Swing (Flap) • Spring Assisted
Size & Connections
DN32 to DN500 • Wafer – Between BS4504 PN10/16 Flanges
Duty
Air • Inert Gas • Oil • Seawater • Water
Materials
Aluminium Bronze Body & Flap • Stainless Steel Spring • NBR Seals
Pressure Rating
32-150mm PN16 • 200-500mm PN10
Temperature
-10°C to 100°C
JV081028 – Bronze Marine Wafer Swing Check (Non-Return) Valve – Length B
A marine quality bronze swing type check (non-return) valve check valve generally used to prevent backflow in water and seawater systems.
Type
Swing (Flap)
Size & Connections
DN40 to DN600 • Wafer – Between BS4504 PN10/16 Flanges
Duty
Air • Inert Gas • Oil • Seawater • Water
Materials
Bronze Body & Flap • NBR Seals
Pressure Rating
40-200mm PN16 • 250-600mm PN10
Temperature
-15°C to 80°C
JV080018 – Ali-Bronze Marine Wafer Swing Check (Non-Return) Valve – Length B
A marine quality aluminium bronze swing type check (non-return) valve check valve generally used to prevent backflow in water and seawater systems.
Type
Swing (Flap)
Size & Connections
DN40 to DN500 • Wafer – Between BS4504 PN10/16 Flanges
Duty
Air • Inert Gas • Oil • Seawater • Water
Materials
Aluminium Bronze Body & Flap • NBR Seals
Pressure Rating
40-200mm PN16 • 250-300mm PN10/16 • 350-500mm PN10
Temperature
-40°C to 100°C
JV080019 – Ali-Bronze Marine Wafer Spring Assisted Swing Check (Non-Return) Valve – Length B
A marine quality aluminium bronze swing type check (non-return) valve with spring assisted closing, generally used to prevent backflow in water and seawater systems.
Type
Swing (Flap) • Spring Assisted
Size & Connections
DN40 to DN500 • Wafer – Between BS4504 PN10/16 Flanges
Duty
Air • Inert Gas • Oil • Seawater • Water
Materials
Aluminium Bronze Body & Flap • Stainless Steel Spring • NBR Seals
Pressure Rating
40-200mm PN16 • 250-300mm PN10/16 • 350-500mm PN10
Temperature
-40°C to 100°C
JV081003 – Stainless Steel Wafer Spring Assisted Dual Plate Check (Non-Return) Valve – Metal Seat
Dual plated, spring-loaded non-return valve suitable for a wide range of applications.
Type
Dual Plate • Spring Assisted
Size & Connections
DN50 to DN300 • Wafer – Between BS4504 PN10/16, ANSI 150 & BST D/E Flanges
Duty
Air • Inert Gas • Oil • Steam • Water
Materials
Stainless Steel Body, Plates & Spring • Metal Seat
Pressure Rating
PN16
Temperature
-29°C to 150°C (dependent on pressure)
JV081004 – Stainless Steel Wafer Spring Assisted Dual Plate Check (Non-Return) Valve – Viton Seat
Dual plated, spring-loaded non-return valve with a length to DIN 3202-K3 / ISO 5752 long.
Type
Dual Plate • Spring Assisted
Size & Connections
DN40 to DN300 • Wafer – Between BS4504 PN10/16/25 Flanges
Duty
Air • Inert Gas • Oil • Water
Materials
Stainless Steel Body, Plates & Spring • Viton Seat
Pressure Rating
PN10
Temperature
-10°C to 150°C (dependent on pressure)
Compliance & Approvals
DIN 3202-K3 / ISO 5752 long
JV080031 – Stainless Steel Wafer Spring Assisted Dual Plate Check (Non-Return) Valve – Viton Seat
Dual plated, spring-loaded non-return valve with a length to EN 558 part 1.
Type
Dual Plate • Spring Assisted
Size & Connections
DN50 to DN200 • Wafer – Between BS4504 PN10/16/25 & ANSI 150 Flanges*
Duty
Air • Inert Gas • Oil • Steam • Water
Materials
Stainless Steel Body, Plates & Spring • Viton Seat
Pressure Rating
PN25
Temperature
-20°C to 180°C (dependent on pressure)
Compliance & Approvals
EN 558 part 1
* DN100 to DN200 PN25 & ANSI 150 only
JV081008 – Ali-Bronze Marine Wafer Spring Assisted Dual Plate Check (Non-Return) Valve – NBR Seat
A marine duty aluminium bronze, spring-loaded dual plate check valve an NBR seat suitable for fitting between PN6 flanges as well as PN10/16 & ANSI 150.
Type
Dual Plate • Spring Assisted
Size & Connections
DN50 to DN600 • Wafer – Between BS4504 PN6/10/16 & ANSI 150 Flanges
Duty
Air • Inert Gas • Oil • Seawater • Water
Materials
Aluminium Bronze Body & Plates • Stainless Steel Spring • NBR Seat
Pressure Rating
PN16
Temperature
-10°C to 90°C
JV080032 – Ali-Bronze Marine Wafer Spring Assisted Dual Plate Check (Non-Return) Valve – NBR Seat
A marine duty aluminium bronze, spring-loaded dual plate check valve an NBR seat suitable for cold and hot water, seawater, fuel oil and other non-aggressive media.
Type
Dual Plate • Spring Assisted
Size & Connections
DN50 to DN600 • Wafer – Between BS4504 PN10/16 Flanges
Duty
Air • Inert Gas • Oil • Seawater • Water
Materials
Aluminium Bronze Body & Plates • Stainless Steel Spring • NBR Seat
Pressure Rating
50-300mm PN16 • 350-600mm PN10
Temperature
-40°C to 100°C
JV081015 – Ductile Iron ANSI Wafer Spring Assisted Dual Plate Check (Non-Return) Valve – NBR Seat
The JV081015 is an ANSI 150 ductile iron, spring loaded dual plate check valve with stainless steel flaps and NBR seats suitable for various applications.
Type
Dual Plate • Spring Assisted
Size & Connections
DN50 to DN600 • Wafer – Between ANSI 150 Flanges
Duty
Air • Inert Gas • Oil • Seawater • Water
Materials
Ductile Iron Body • Stainless Steel Spring & Plates • NBR Seat
Pressure Rating
Class 150
Temperature
0°C to 100°C
