1LIGHT REVERSING ROTATION: Rotary lever hand valve possess light reversing rotation, good hand feeling, and accurate positioning 2LARGE EFFECTIVE CIRCULATION AREA: Come with large effective circulation area and small pressure loss, very reliable and practical 3HIGH MATCHING DEGREE: High accuracy valve stem has high matching degree and good air tightness, you can use with confidence 4LOW FRICTION RESISTANCE: The inner hole is treated with a special process, with low friction resistance and long service life, more durable 5ALUMINUM ALLOY MATERIAL: Rotary lever hand valve using aluminum alloy material, come with stable performance and durable Item Type:RotaryLever Hand Valve Material: Aluminum alloyModel4HV210-064HV210-08Way of workingAirConnecting pipe caliberG1/8G1/4Effectivecrosssectional area14mm(Cv=0.78)16mm(Cv=0.89)Number of digits2 Position 4 wayLubricatingNo lubrication requiredOperating pressure range0-1.0MPa (0-145psi)Ensure pressure resistance1.5MPa (215psi)Operating temperature-20~70Working angle90 1 xRotaryLever Hand Valve 1 x Handle(Color Random)