Practical Industrial PartsThe main feature of DN40 1-1/2 ball valve is its compact size, easy operation and maintenance, and poor working condition. This relatively new type of ball valve has some advantages unique to its own structure, such as the frictionless switch, the seal is not easy to wear, and the opening and closing torque is small Practical Industrial Parts The main feature of DN40 1-1/2 ball valve is its compact size, easy operation and maintenance, and poor working condition. This relatively new type of ball valve has some advantages unique to its own structure, such as the frictionless switch, the seal is not easy to wear, and the opening and closing torque is small High QualityThe full port ball valve features excellent internal thread and durable material. It is made of selected high quality materials. It is durable and strong. It has natural connection, smooth lines, simple structure, small size, light weight and convenient maintenance Good sealing The sealing surface between the ball and the valve is isolated from the support, so that the fluid will not cause its erosion. Good sealing performance and low fluid resistance Easy to use In the form of a ball valve with internal thread, a ball rotates around the central axis of the valve body. valve to open and close a valve. Simple to use, with a sturdy insulated blue vinyl handle that rotates 90 degrees for quick opening and closing. Media flow direction is not limited by installation direction ApplicationWidely used to control and regulate the flow of media such as water, oil and non-flammable gases. Mainly used in petroleum, chemical, food, pharmaceutical, railway, water treatment, steel, metallurgical and other industries