Union Bonnet Tandem Valves Type B1
Technical specifications
| Bore Size | 0.315" (8 mm) |
| Pressure-Temperature Rating: | Max. 420 bar @ 60°C Max. 200°C @ 90 bar |
Technical documentation
Benefits
| Packing PTFE and Graphite Packings are available for all valve types. Surface Treatment: Carbon Steel Valves are phosphatized by default. Pressure Test: A shell test and a seat test are performed at 1.5 times the max. allowable (working) pressure acc. to EN 12266-1 - P10, P11 and P12 respectively MSS-SP61 at every standard AS-Schneider Needle Type Globe Valve. Certification: Inspection certificate 3.1 acc. to EN 10 204 for valve body material and pressure test available on request. The heat resisting materials are available by default with inspection certificate 3.2! |
| Fugitive Emission Applications: For Fugitive Emission Applications AS-Schneider is providing bellows sealed valves with safety packing. Choice of Pressure class PN 100 or PN 250 - Suffix P5 or P6. The bellows are submitted to a 100% Helium leak test. Leak rate: 10-8 mbar l/s. Optional available are TA-Luft and ISO 15848 solutions. For more details please contact the factory. Oxygen Service: AS-Schneider offers an option with Reinforced PTFE Packing cleaned and lubricated for Oxygen Service – Suffix F5: |
| AS-Schneider Union Bonnet Tandem Valve Type B1 is available with a lot of options. Following design features characterize the A1 valve: External Stem Thread, Valve Stem with cold rolled threads, Non-rotating Needle and back seat design and an Integral Valve Seat. |
Applications
| The valve is designed for severe service. |