| 摘要 |
The present invention relates to a joint structure of a steel pipe wherein a plurality of steel pipe members are connected to each other. The joint structure of a steel pipe is produced by processing a steel plate in three dimensions and comprises: a plurality of steel pipe members; and a joint assembly having a first joint frame wherein a flat cross-section is circular and a second joint frame as being a hemispherical member coupled to the first joint frame. The steel pipe members are welded and connected in a side of the joint assembly. |
