... opening,Light weight, easy installation ,Low Maintenance costs,Reusability Manual Ball Valve Type: KQ41F-2.5/6/10/16 Features ... Smoothly openingLight weight, easy installationLow Maintenance costsReusabilityApplicable medium: Water, steam, oil and non-corrosive medium I. SpecificationNominal Pressure(MPa) ... slag, wood chips,clay, coal, etc. Professional Stainless Steel Manual Ball Valve KAIERTONG API