... etcTwo types: modulating/control type, shut off/on-off typeMediums: Water, Steam, Oil, Acid, etcWide sizes: 1/2''-20'' or largerMany ... availability, resulting in lower long-term operating costs.Control valve features:1.Using the balancing valve core structure , little axial unbalanced force, ... IV level, Soft-sealing VIFlange sizeConform with JB/79.1(2)-94,HG20592-97,GB,ANSI,JIS,DIN etc. standardBody ...