product manual:
 
     1, long life, self-lubricating seal ring made of PTFE. MICROTRIBOLOGICAL ball and sealing ring, effectively improve the service life.
     2, small size, light weight, ease of installation and maintenance.
     3, the fixed valve structure can be installed in any direction with any part of the pipeline.
     4, V-type axially stacked packing then reach A-level anti-corrosion seal.
 
Scope:
347F worm fixed ball is widely used: petroleum, petrochemical, metallurgy, natural gas and other types of long-distance pipeline project; with excellent performance, high reliability, wide range of uses; fixed valve in the pipeline is mainly used for cutting, distribution and change the flow direction of the medium.