Type 818 & 848 - Atmospheric Safety Valves
6mm Bore Safety Relief Valve 818061223
SKU: 818061223
6mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)4.0...
8mm Bore Safety Relief Valve 818881223
SKU: 818881223
8mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3.0...
8mm Bore Safety Relief Valve 818881253
SKU: 818881253
8mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3.0...
8mm Bore Safety Relief Valve 818881283
SKU: 818881283
8mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3.0...
8mm Bore Safety Relief Valve 818881273
SKU: 818881273
8mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3.0...
10mm Bore Safety Relief Valve 818100883
SKU: 818100883
10mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3...
13mm Bore Safety Relief Valve 818130913
SKU: 818130913
13mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3...
15mm Safety Relief Valve 818150943
SKU: 818150943
15mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3...
8mm Bore Safety Relief Valve 848881223
SKU: 848881223
8mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3.0...
8mm Bore Safety Relief Valve 848881283
SKU: 848881283
8mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3.0...
The range of safety Valves for compressed air and gas are compact, highly efficient and incorporate the exclusive Tutchtie-Seal Technology for repeatable bubble-tight sealing performance: designed for applications including air/gas compressors, specialist gas plants, chemical equipment and piping, pressure vessels, thermal relief and medial gases etc.
These valves are manufactured in brass and offer a wide range of connections, for applications up to 250ºC. Manufactured in accordance with a wide range of international standards and approvals such as TÜV (Germany) to AD Merkblatt A2, National Board UV Stamp to ASME Sections VIII Division 1, EAC customs union (Russia, Belarus and Kazakhstan), the Canadian CRN and compliant with the requirements of Pressure Equipment Directive, PED (CE Marked).
Part Number | Inlet Connection | Range (Bar) | Bore | Material | Fitting | Seal |
818061223 | 1/4" BSP Taper | 4 to 36 | 6mm | Brass | Rotalift | Viton |
818881223 | 1/4" BSP Taper | 3 to 21 | 8mm | Brass | Rotalift | Viton |
818881253 | 3/8" BSP Taper | 3 to 21 | 8mm | Brass | Rotalift | Viton |
818881283 | 1/2" BSP Taper | 3 to 21 | 8mm | Brass | Rotalift | Viton |
818881273 | 1/2" BSP Parallel | 3 to 21 | 8mm | Brass | Rotalift | Viton |
818100883 | 1/2" BSP Taper | 2.41 to 21 | 10mm | Brass | Rotalift | Viton |
818130913 | 3/4" BSP Taper | 2.8 to 21 | 13mm | Brass | Rotalift | Viton |
818150943 | 1" BSP Taper | 2.5 to 21 | 15mm | Brass | Rotalift | Viton |
848881223 | 1/4" BSP Taper | 3 to 21 | 8mm | St. Steel | Rotalift | Viton |
848881283 | 1/2" BSP Taper | 3 to 21 | 8mm | St. Steel | Rotalift | Viton |