A pipe cross is a kind of pipe fitting that be used in the place where four pipes meet together. The pipe cross may have one inlet and three outlets, or there inlets and one outlet. The diameter of the outlet and inlet can be the same and can also be different. That is to say, straight cross and reducing cross are both availabe. Reducing cross Equal cross Saddle previously Features of Pipe cross: There are three female openings in a T shaped pipe cross. There are straight pipe crosss which have the same size openings. Reducing pipe crosss have one opening of different size and two openings of the same size. There are sanitary pipe crosss which are used in waste lines. These kind of pipe crosss have a curved branch which is designed for a clean out plug. They are used to prevent obstruction of waste. A cross pipe cross has four equal sized female openings. A wing pipe cross has lugs to fasten the fitting to a wall or stud. A comp...