Connecting and positioning device for electric power steel pipe and flange

The utility model discloses a connecting and positioning device for an electric power steel pipe and a flange. The connecting and positioning device comprises a base board, a first support frame and a second support frame; the first support frame and the second support frame are oppositely arranged on the base board; the first support frame and the second support frame are respectively provided with a fixing plate; the fixing plates are perpendicular to the horizontal direction; each fixing plate is provided with at least one through hole; a circle of screw holes is evenly distributed in the periphery of the through hole. When the connecting and positioning device for the electric power steel pipe and the flange is welded, a tool used for measurement is not needed, error of perpendicularity is reduced when the electric power steel pipe and the flange are welded, production efficiency and product quality are improved, and the connecting and positioning device for the electric power steel pipe and the flange is