Product name: Sanitary Sample Valve
 
Application: 
Its mainly applied to extract sample from tank or pipeline,it is also can be assembled at the bottom of the tank or pipeline to drain away the remains.

Operating Principle
When turn the hand wheel clockwise, the valve shaft and seal rise up. At this time,valve is open for sampling.
When turn the hand wheel anti-clockwise,the valve shaft and seal go down, at that time, the valve is closed.