1, the relief valve should be installed upright and close to the protected equipment or pipeline. If can't close to decorate, from the protected equipment or piping to the relief valve inlet pipeline total pressure drop, should not exceed 3% of the relief valve set pressure value. 2, the relief valve should be set up maintenance platform. Decorating a big weight of the relief valve to consider the possibility of the relief valve disassembly after lifting, should establish boom when necessary. 3, relief valve inlet pipe long radius elbows should be adopted. 4, the design of the relief Industrial Valves outlet piping back pressure not to exceed constant pressure relief valve should be considered a certain value. For ordinary spring safety valve, the back pressure is less than 10% of the relief valve set pressure value. 5, when in vent duct or go to the torch of main medium with condensate or condensable gases, the export of safety valve should be higher than the main pipe; Otherwise, the drainage measures should be taken. 6, when the relief valve import and export cut-off valve pipe on the pipe, should choose single disc gate valves, and seal, Industrial Valves stem should be installed, in order to avoid the Industrial Valves stem and valve plate connection pin corrosion or loose, valve plate. When the relief valve with by-pass valve, the valve should be seal clearance.
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