(Ball valve) A ball valve is a valve with a spherical disc, the part of the valve which controls the flow through it. The sphere has a hole, or port, through the middle so that when the port is in line with both ends of the valve, flow will occur.
(Ball valve) used to regulate the flow of water and to shut off skimmers, drains and other lines in order to vacuum or run a spa or water feature.
A one-way valve that is opened and closed by pressure on a ball that fits into a cup-shaped opening
(ball valve) any valve that checks flow by the seating of a ball
A flange is an external or internal rib, or rim (lip), for strength, as the flange of an iron beam or I-beam (or a T-beam); or for a guide, as the flange of a train wheel; or for attachment to another object, as the flange on the end of a pipe, steam cylinder, etc.
A hollow forging with one or more protruding ?ribs? or flanges on the outside diameter.
(Flangs) The part of a window that surrounds the frame; for mounting in place and installation.
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13.Ball Valve 10K (Cast Iron, 2-pc body, Full Bore, Flanged End JIS 10K)