An in-service valve suffering from Dezincification has a white powdery substance or mineral stains on its exterior surface.
An in-service valve suffering from Dezincification has a white powdery substance or mineral stains on its exterior surface.
使用中的阀门如果遭遇脱锌侵蚀，会在阀门外表产生白色粉末或矿物污点。