... of LZB/LZJ(-F)glass tube flow meter,LZB-W(B)micro type glass tube flow meters,G.R.F10/ ... 20/30 glass tube flow meters,LZZ/LZD(-F) ... metal tube flow meters,organism panel type purified ... of flange,floater,guide rod,bearing plate and bolts is stainless steel 304(1Cr18ni9Ti ),model is of FA24-( )B.Choosing 316 ...