摘要 |
A core exchangeable type mold for forming a metal 'T' type pipe provided to reduce a manufacturing cost for a mold and conveniently keep the mold. A core exchangeable type mold for forming a metal 'T' type pipe includes an upper mold(100), a lower mold(200), and a core mold(300). The upper mold embraces an upper part of a metal pipe. The lower mold embraces a lower part of the metal pipe and has a circular punch hole formed in a vertical direction to a horizontal axis. A lower end of the punch hole has a locking sill(201) and forms a core exchanging part(210). The core mold is inserted in the core exchanging part, is punched vertically, and provides a space for forming a vertical hole. |