It is mainly used in oil, chemical industry, synthetic fiber, fertilizer, power plant, metallurgy, food and pharmaceutics, etc .industrial departments to transport corrosive medium without suspended grain or medium which must not be polluted.

• 主要用于石油、化工、合成纤维、化肥、电站、冶金、食品及医药等工业部门输送不含悬浮颗粒的腐蚀性或不允许污染的介质。