For just one touch of theball valve for Friend, there is a doubt: the role of ball valve?
Ball valve normally closed valve; which you take the role of the ball valve has two functions:
1. Cut off the pipeline fluid channel
2. Connected to the management of the fluid channel
Simply put, the role of ball valves are: With the handle or other driving device must impose at the top stem and transfer torque to the ball. Rotating it 90 degrees (ball valve structure of the special exception), the through-hole ball with the valve channel centerline or vertical re-Ho.
Ball valve normally closed valve; which you take the role of the ball valve has two functions:
1. Cut off the pipeline fluid channel
2. Connected to the management of the fluid channel
Simply put, the role of ball valves are: With the handle or other driving device must impose at the top stem and transfer torque to the ball. Rotating it 90 degrees (ball valve structure of the special exception), the through-hole ball with the valve channel centerline or vertical re-Ho.
