High pressure forged ball valve installation note: 1, forged steel ball valve before and after the pipeline ready, before and after the pipe shall be concentric, two flange sealing surface should be parallel to the pipeline should be able to bear the weight of the ball valve, otherwise the line must be equipped with appropriate support. 2, before and after the valve pipe purging clean, remove oil pipe, welding slag, and all other impurities. 3, check the ball valve, check valve is in good condition, the valve fully open full closed several times to confirm they work. 4, on the other side of down ball valve on the connecting flange protection. 5, the check Industrial Valves hole clearance may have dirt, and then clean the valve hole. Between the seat and the ball even if only small particles of foreign matter may also damage the valve seat sealing surface. 6, the valve is installed on the pipeline, valve can be installed in any end of the upstream side, the valve driven by the controller can be installed in any position on the pipeline, but with a gear box or pneumatic actuator ball valve should be installed upright, is installed in a horizontal pipe, and drive in the pipeline. 7, valve, flange and pipe flange gasket fitted according to the requirements of pipeline design. 8, flange bolts need to be symmetrical, successive, uniform. 9, connect pneumatic pipeline, adopts pneumatic drive. 10 several times, drive valve opening and closing operation, should be no sluggish acerbity, confirmed that they work. 11, according to the requirements of pipeline design and the ball valve flange joint surface of the pipes to seal performance tests.
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have three basic components.