RECOVERY OF BREAKAGES, BY A TOTALLY COLD SYSTEM, OF CASTED IRON AND NODULAR IRON PIECES.

摘要

The inventive technique refers to the recovery of breakages, by a totally cold system, of pieces made of casted iron and nodular iron, which are broken, fissured or cracked, also describing the process for the total repair, in cold, of high pressure chambers or solid blocks exposed to vibrations proper of the operation thereof; the invention consists in fastening the repaired parts with still pins using special strings with the same physical properties of the casted iron, also using a plastic sealer of high temperature applied during the process, the process ending with a pneumatic blow for riveting and arranging fastening locks for closing and cancelling the propagation of cracks.