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Classification Of Spools
- Aug 22, 2018 -

According to the movement way into rotary (45 °, 90 °, 180 °, 360 °), horizontally (radial, oriented).

According to the general shape can be divided into ball (ball valve), cone (cock), disc (butterfly valve and gate valve), cover (globe valve and check valve) cylindrical (reversing valve).

Bronze or stainless steel is given priority to commonly, also have plastic, nylon, pottery and porcelain, glass to wait.

The valve core is one of the main components to control pressure.