1. The stainless steel ball valve is fully open state rinse;
2. After the stainless steel ball valve is connected with the pipe, the flange bolts must be cross-locked with the specified torque;
3. Stainless steel flange ball valve before connecting with the pipeline, you must clean the residual impurities in the pipeline;
4. During the installation, it is not possible to use the actuator part of the ball valve as a hoisting point for hoisting to avoid damaging the actuator and accessories;
5. Steel flange ball valve should be installed in the pipe horizontal or vertical direction;
6. Cast steel ball valve installation point near the pipe can not be drooping or subjected to the phenomenon of external force, you can use pipe brackets or support to eliminate pipe deviation;
7. The ball valve should be installed before the signal should be carried out according to the machine test, qualified before they can be installed on the line.
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