1. Soft sealed butterlfy valve is applicable to the drain and air pipelnes in the field of foodstuff,pharmacy chemical industry,petroleum,poweer,txtile,paper making with temperatuer<120℃,PN≤1.6Mpa,as to control flow and stop the medium.Main features detail as below:
2.Novelty and reasonable design,unique structuer,light weight,prompt open/closure.
3.Small torque,convenient operation,flexible and labor saving.
4.lt is available to install at all direction with convenient maintenance.
5.With changeable seal parts,the sealing performance gains zero leakage at bi-directional sealing.
6.Sealing materials have the advantages of anti-aging,corrosion resistant,long duration,etc.

Design standard :GB/T12238-1989

Face to face(end to end): Can be API 609 Table 1 Or GB standard

Flanged connection: ANSI B16.5 or GB Standard

Pressure test: GB/T13927-1992;JB/T9092-1999

Structure:

Size: