Introduction to the Precautions for Stop Valve Installation

The types of stop valves are divided into external thread type and internal thread type according to the position of the valve stem thread. According to the flow direction of the medium, there are straight-through type, straight-through type and angle type. The stop valve is divided according to the sealing form, and there are packing seal stop valve and bellows seal stop valve.

The installation and maintenance of the stop valve should pay attention to the following items:

1. The stop valve operated by hand wheel and handle can be installed in any position of the pipeline.

2. The handwheel, handle and Weidong mechanism are not allowed to be used for lifting.

3. The flow direction of the medium should be consistent with the direction of the arrow shown on the valve body.