Ivalve yebhabhathane yomqondiso womlilo idla ngokuba nobukhulu be-DN50-300 kunye noxinzelelo oluphantsi kune-PN16.Isetyenziswa ngokubanzi kwiikhemikhali zamalahle, i-petrochemical, irabha, iphepha, amayeza kunye neminye imibhobho njengendlela yokuguqula kunye nokudibanisa okanye ukugeleza kokutshintsha isixhobo kumajelo eendaba.