1. It is designed and manufactured by adopting the new structure form of the middle-line dish plate and the short structure steel plate welding, which has the advantages of compact structure, light weight, convenient installation, small flow resistance, large flow rate and avoiding the influence of high temperature expansion, easy to operate 

2, no connecting rod, Bolt, etc. , reliable work, long service life. Can be multi-station installation, not affected by the flow direction of media