Enclosed Side Discharge Safety Pressure Relief Valves
These safety pressure relief valves have threaded or flanged enclosed side outlets to safely discharge the excess pressure away from the system.
500 – Nabic High Capacity, High Lift Safety Relief Valve
The Nabic 500 safety valve is an extremely versatile valve, suitable for use on hot water, steam or air. Although designed primarily or use on un-vented hot water heating systems, where a high capacity, emergency steam relief capability is required, it is also an ideal general purpose safety valve. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
High Capacity • Full Lift • Side Discharge • Lifting Lever
Size & Connections
15mm (1/2″) to 65mm (2 1/2″) BSP Female
Duty
Air • Oil • Inert Gasses • Steam • Water
Materials
Bronze Body • PTFE Seat Seal (Viton option)
Set Pressure Range
0.69 to 12.5 bar (dependent on size)
Temperature
-20°C to 195°C
Compliance & Approvals
BS6759 • BSEN ISO 4126 • WRAS (1 bar and above)
JV130009 – Stainless Steel or Duplex Safety Relief Valve
An economical EU manufactured safety relief valve suitable for a wide variety of applications & duties. The valve is available with a dome top, lifting device, sealed packing lever or test gag. A cryogenic version is also available service temperatures down to -196°C. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
Side Discharge • Lever, Packed Lever or Dome Top
Size & Connections
15mm (1/2″) to 50mm (2″) BSP or NPT
Duty
Air • Cryogenic • Inert Gases • Oil • Process Liquids • Steam • Water
Materials
Stainless Steel or Duplex Body • Stainlees Steel Disc (FKM or PTFE option)
Set Pressure Range
0.2 to 40 bar
Temperature
Stainless Steel Disc : -10°C to 350°C (Cryogenic -196°C, see data sheet for others)
Compliance & Approvals
EN-12516-1 • EN-4126-1 / 7 • DIN 259 • ANSI B2.1
355 – Goetze Cast Iron Safety Relief Valve – Flanged
The Goetze 355 safety relief valve has a cast iron body with various seal options. This valve can be supplied either with open or closed cap. There is also an option with a bellows assembly. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
Side Discharge • Lever or Dome Top • Optional Bellows
Size & Connections
DN15 to DN100 • Flanged PN40 x 16
Duty
Air • Oil • Inert Gasses • Steam • Water
Materials
Cast Iron Body & Spring Housing • St. St. Disc (EPDM, FKM, FFKM & PTFE option)
Set Pressure Range
0.2 to 40 bar
Temperature
Stainless Steel Disc : -10°C to 350°C (see datasheet for other materials)
Compliance & Approvals
TÜV Test Approval 2094 • BSEN ISO 4126-1
707 – Bailey Birkett High Lift Safety Relief Valve
The 707 range of safety relief valves offer protection against over pressure on boilers, compressors, pressure vessels, process pipelines and pressurised equipment. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
Standard Capacity • High Lift • Side Discharge • Lever or Dome Top
Size & Connections
15mm (1/2″) to 50mm (2″) • BSP/NPT FxF or MxF • Flanged PN25, ANSI 150, BS10 H*
Duty
Air • Inert Gases • Oil • Process Liquids • Steam • Water (dependent on trim)
Materials
Bronze Body • Aflas, EPDM or Stainless Steel Disc
Set Pressure Range
0.35 to 24 bar
Temperature
Aflas Disc: -20°C to 200°C • EPDM Disc: -20°C to 95°C • SS Disc: -20°C to 224°C
Compliance & Approvals
BS6759 Part 1, 2 & 3 (dependent on duty) • BSEN ISO 4126 Part 1 • WRAS (EPDM disc)
* Flanged inlet x Screwed outlet only, specify when enquiring
716 – Bailey Birkett High Capacity Full Lift Safety Relief Valve
The 716 range of safety relief valves offer protection against over pressure on boilers, compressors, pressure vessels, process pipelines and pressurised equipment. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
High Capacity • Full Lift • Side Discharge • Lever or Dome Top
Size & Connections
15mm (1/2″) to 50mm (2″) • BSP/NPT • Flanged PN16/25, ANSI 150, BS10 E/F/H*
Duty
Air • Inert Gases • Oil • Process Liquids • Steam • Water (dependent on trim)
Materials
Bronze Body • Aflas, EPDM or Stainless Steel Disc
Set Pressure Range
0.35 to 32 bar (dependent on size & duty)
Temperature
Aflas Disc: -29°C to 200°C • EPDM Disc: -29°C to 150°C • SS Disc: -29°C to 220°C
Compliance & Approvals
BS6759 Part 1, 2 & 3 (dependent on duty) • BSEN ISO 4126 Part 1
* Flanged inlet x Screwed outlet only, specify when enquiring
JV130010 – High Pressure Stainless Steel or Duplex Safety Relief Valve
EU manufactured safety relief valve suitable for a wide variety of high pressure applications & duties. The valve is available with a dome top, lifting device, sealed packing lever or test gag. A cryogenic version is also available service temperatures down to -196°C. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
Side Discharge • Lever, Packed Lever or Dome Top
Size & Connections
15mm (1/2″) to 50mm (2″) BSP or NPT
Duty
Air • Cryogenic • Inert Gases • Oil • Process Liquids • Steam • Water
Materials
Stainless Steel or Duplex Body • Stainlees Steel (17-4-PH) or Duplex Disc
Set Pressure Range
30 to 350 bar
Temperature
Stainless Steel Disc : -30°C to 350°C (Cryogenic -196°C, see data sheet for Duplex)
Compliance & Approvals
EN-12516-1 • EN-4126-1 / 7 • DIN 259 • ANSI B2.1
JV130011 – Stainless Steel or Duplex Safety Relief Valve – Flange
An economical EU manufactured safety relief valve suitable for a wide variety of applications & duties. The valve is available with a dome top, lifting device, sealed packing lever or test gag. A cryogenic version is also available service temperatures down to -196°C. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
Side Discharge • Lever, Packed Lever or Dome Top
Size & Connections
DN15 to DN25 • Flanged PN16/40, ANSI 150/300, Outlet Flanged or Threaded BSP/NPT
Duty
Air • Cryogenic • Inert Gases • Oil • Process Liquids • Steam • Water
Materials
Stainless Steel or Duplex Body • Stainlees Steel Disc
Set Pressure Range
0.2 to 40 bar
Temperature
Stainless Steel Disc : -10°C to 350°C (Cryogenic -196°C)
Compliance & Approvals
EN-12516-1 • EN-4126-1 / 7 • DIN 259 • ANSI B2.1
JV131001 – High Capacity Full Lift Ductile Iron Safety Relief Valve
The JV131001 is a economical safety relief valve for the protection of pressure systems and boiler systems. Suitable for use with steam, gases, vapours and liquids within the chemical and processing industries. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
High Capacity • Full Lift • Side Discharge • Closed Bonnet • Open Lifting Device
Size & Connections
DN15 to DN250 • Flanged PN40 x 16*
Duty
Air • Inert Gases • Oil • Process Liquids • Steam • Water
Materials
Ductile Iron Body • Stainless Steel Seat & Disc
Set Pressure Range
0.2 to 40 bar (dependent on duty, size & temperature)
Temperature
-10°C to 350°C
Compliance & Approvals
BS6759 • DIN EN ISO 4126-1 • AD2000-A2 • TRD421 • Lloyds • GL • DNV • BV
* DN65 & DN100 – PN16 x PN16 as standard (PN40 x PN16 option)
2480 – Goetze High Pressure Atmospheric Discharge Bronze Safety Relief Valve – Cryogenic & Oxygen Duty
The 2480 full lift safety relief valve is designed for high capacity pressure relief of cryogenic fluids in tanks and systems. Being oil free, this safety valve is also suitable for oxygen duty.
Type
Full Lift • Side Discharge • Twist Lift, Lever Lift or Dome Top
Size & Connections
6mm (1/4″) to 25mm (1″) • BSPP (NPT on request)
Duty
Air • Cryogenic • Oxygen • Inert Gases • Water
Materials
Bronze Body • PTFE O-ring Sealing
Set Pressure Range
0.2 to 70 bar
Temperature
-200°C to 200°C (60°C max. for oxygen duty)
Compliance & Approvals
BV & ABS Type Approval • DIN EN ISO 4126-1 • TÜV test certificate: 2091
2400– Goetze Stainless Steel Safety Relief Valve – Cryogenic & Food Duty
The 2400 full lift safety relief valve is designed for high capacity pressure relief of cryogenic fluids in tanks and systems. The valve has FDA approval enabling it to be used in plants where cryogenic gases come into contact with foodstuffs.
Type
Full Lift • Side Discharge • Twist Lift, Lever Lift or Dome Top
Size & Connections
6mm (1/4″) to 40mm (1 1/2″) • BSPP (NPT on request)
Duty
Air • Cryogenic • Foodstuff • Inert Gases • Water
Materials
Stainless Steel Body • PTFE O-ring Sealing
Set Pressure Range
DN08-DN20 : 0.2 to 70 bar • DN25-DN32 : 0.2 to 50 bar
Temperature
-200°C to 200°C
Compliance & Approvals
FDA Approval • DIN EN ISO 4126-1 • TÜV test certificate: 2091
716ST – Bailey Birkett High Capacity Full Lift Stainless Steel Safety Relief Valve
The 716ST range of stainless steel safety relief valves offer protection against over pressure on boilers, compressors, pressure vessels, process pipelines and pressurised equipment. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
High Capacity • Full Lift • Side Discharge • Dome Top
Size & Connections
15mm (1/2″) to 50mm (2″) • BSP/NPT • Flanged PN16/25, ANSI 150, BS10 E/F/H*
Duty
Air • Inert Gases • Oil • Process Liquids • Steam • Water (dependent on trim)
Materials
Bronze Body • Aflas, EPDM or Stainless Steel Disc
Set Pressure Range
0.35 to 12.5 bar (dependent on size & duty)
Temperature
Aflas Disc: -29°C to 200°C • EPDM Disc: -29°C to 150°C • SS Disc: -29°C to 260°C
Compliance & Approvals
BS6759 Part 1, 2 & 3 (dependent on duty)
* Flanged inlet x Screwed outlet only, specify when enquiring
652D – Goetze Side Discharge Bronze Diaphragm Safety Relief Valve
The 652D is fitted with a diaphragm to prevent the media from entering the spring chamber thus making it suitable for the protection of pumps, closed cooling circuits and pressure tanks and systems for water and neutral liquids. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
Side Discharge • Twist Lifting Mechanism
Size & Connections
15mm (1/2″) to 50mm (2″) BSP
Duty
Water • Neutral Liquids
Materials
Bronze Body • EPDM Disc (NBR option for oil duty)
Set Pressure Range
1 to 16 bar
Temperature
EPDM Disc : -50°C to 150°C • NBR Disc : -30°C to 130°C
Compliance & Approvals
BS6759 • TÜV Test Approval 293 • BSEN ISO 4126
542F – Nabic Safety Relief Valve – Flanged x BSP
The Nabic 542 safety valve is an extremely versatile valve, suitable for use on hot water, steam or air. Although designed primarily for protection of hot water boilers, it’s wide range of applications make it an ideal general purpose safety valve. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
Standard Capacity • Side Discharge • Lifting Lever
Size & Connections
DN32 (1 1/4″) to DN80 0mm (3″) Flanged x BSP
Duty
Air • Oil • Inert Gasses • Steam • Water
Materials
Bronze Body • PTFE Seat Seal (Viton option)
Set Pressure Range
0.55 to 10.5 bar (dependent on size)
Temperature
-20°C to 195°C
Compliance & Approvals
BS6759 • BSEN ISO 4126 • WRAS (1 bar and above)
JV130012 – Low Pressure Safety Relief Valve – Flanged
The JV130012 is an economical EU manufactured safety relief valve suitable for low pressure applications & duties. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
Low Pressure • Side Discharge
Size & Connections
DN25 to DN400 • Flanged PN16
Duty
Air • Cryogenic • Inert Gases • Oil • Process Liquids • Steam • Water
Materials
Iron, Stainless Steel or Steel Body • Stainlees Steel Disc
Set Pressure Range
5 to 200 mbar
Temperature
Stainless Steel Disc : -10°C to 425°C
Compliance & Approvals
EN-12516-1 • EN-4126-1 / 7
542 – Nabic Safety Relief Valve
The Nabic 542 safety valve is an extremely versatile valve, suitable for use on hot water, steam or air. Although designed primarily for protection of hot water boilers, it’s wide range of applications make it an ideal general purpose safety valve. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
Standard Capacity • Side Discharge • Lifting Lever
Size & Connections
15mm (1/2″) to 80mm (3″) BSP Female
Duty
Air • Oil • Inert Gasses • Steam • Water
Materials
Bronze Body • PTFE Seat Seal (Viton option)
Set Pressure Range
0.55 to 10.5 bar (dependent on size)
Temperature
-20°C to 195°C
Compliance & Approvals
BS6759 • BSEN ISO 4126 • WRAS (1 bar and above)
455 – Goetze Stainless Steel Safety Relief Valve – Flanged
The Goetze 355 safety relief valve has a stainless steel body with various seal options. This valve can be supplied either with open or closed cap. There is also an option with a bellows assembly. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
Side Discharge • Lever or Dome Top • Optional Bellows
Size & Connections
DN15 to DN100 • Flanged PN40 x 16
Duty
Air • Oil • Inert Gasses • Steam • Water
Materials
St. St. Body & Spring Housing • St. St. Disc (EPDM, FKM, FFKM & PTFE option)
Set Pressure Range
0.2 to 40 bar
Temperature
Stainless Steel Disc : -60°C to 400°C (see datasheet for other materials)
Compliance & Approvals
TÜV Test Approval 2094 • BSEN ISO 4126-1
852 – Goetze Bronze Safety Relief Valve – Flanged
The Goetze 852 safety relief valve has a bronze body with various seal options making it suitable for various duties including seawater. This valve can be supplied either with open or closed cap. There is also an option with a bellows assembly. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
Side Discharge • Lever or Dome Top • Optional Bellows
Size & Connections
DN40 to DN50 • Flanged PN40 x 16
Duty
Air • Oil • Inert Gasses • Seawater • Steam • Water
Materials
Bronze Body & Spring Housing • NBR Disc (SS, EPDM, FKM, FFKM & PTFE option)
Set Pressure Range
0.5 to 25 bar
Temperature
NBR Disc : -30°C to 130°C (see datasheet for other materials)
Compliance & Approvals
TÜV Test Approval 2007 • BSEN ISO 4126-1
652 – Goetze Side Discharge Bronze Safety Relief Valve
The 652 safety relief valve is suitable for the protection of pressure tanks and systems for steam, air, inert gas and vapour duties. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
Side Discharge • Twist Lifting Mechanism
Size & Connections
15mm (1/2″) to 50mm (2″) BSP
Duty
Air • Inert Gases • Steam
Materials
Bronze Body • NBR Disc (EPDM & FKM option)
Set Pressure Range
1 to 16 bar
Temperature
NBR Disc : -30°C to 130°C • EPDM Disc : -50°C to 150°C • FKM Disc : -20°C to 200°C
Compliance & Approvals
BS6759 • TÜV Test Approval 293, 312 • BSEN ISO 4126
746 – Bailey Birkett High Capacity Full Lift Carbon or Stainless Steel Safety Relief Valve
The 746 combination of top guiding, unobstructed seat bore and full lift capability ensures the highest possible discharge rate. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
High Capacity • Full Lift • Side Discharge • Lever, Packed Lever or Dome Top
Size & Connections
DN25 to DN100 • Flanged PN1640, ANSI 150/300*
Duty
Air • Inert Gases • Oil • Process Liquids • Steam • Water
Materials
Carbon or Stainless Steel Body • Stainless Steel Disc (EPDM, FKM or PTFE option)
Set Pressure Range
0.35 up to 40 bar (dependent on size)
Temperature
Stainless Steel Disc : -46°C to 427°C (see data sheet for others)
Compliance & Approvals
BS6759 Part 1, 2 & 3 (dependent on duty) • ASME VIII/TUV-AD Merkblatt A2 (on request)
* Dependent on series, specify when enquiring
683 / 686 / 693 / 696 – Bailey Birkett Single High Lift Cast Steel Safety Relief Valve
The 680 and 690 series of single high lift safety valves combine a top guided design, to provide an unobstructed seat bore, with a floating disc that aligns correctly under all working conditions. Supplied set to your requirements with a certificate confirming lift pressure at no additional cost.
Type
Single Pot • High Lift • Side Discharge • Lever (686/696) or Dome Top (683/693)
Size & Connections
DN40 to DN100 • Flanged PN16/25/40, ANSI 150/300, BS10 E/F/H*
Duty
Air • Inert Gases • Oil • Process Liquids • Steam • Water
Materials
Cast Steel Body & Bonnet • Stainless Steel Disc
Set Pressure Range
683/686 : 0.25 to 13 bar • 693/696 : 0.25 to 13 bar
Temperature
-20°C to 230°C
Compliance & Approvals
BS6759 Part 1, 2 & 3 (dependent on duty)
* Dependent on series, specify when enquiring
