USE It is suitable for flange connected pipeline with strong acid, strong base, organic solvent, corrosive medium in petroleum, chemical, pharmacy, chloric alkali, hydrochloric acid.

• 适用于石油、化工、制药、碱、盐酸等装置用,强酸、强碱、有机溶剂及各种腐蚀性介质及要求高清洁介质管道等法兰连接密封用。