BL FLANGES

Blind flange is a flange without hole in the middle, which is used to seal the pipe plug.            The function is the same as that of welded head and threaded pipe cap, except that blind flange and threaded pipe cap can be removed at any time, while welded head is not.            There are many kinds of sealing surface, such as plane, convex surface, concave convex surface, tenon and groove surface and ring joint surface.            The production process is mainly divided into forging, casting, cutting, these three kinds. We are mainly forging.