Yapı ve İnşaat İthalat İhracat , Yapı ve İnşaat İhracat İlanları, Yapı ve İnşaat alanında İthalat İhracat Alım Satım Teklifleri Listesi

The free spider joint nodes for structure frames are hinged joint connectors without using welding or direct bolt fixation, that joints can connect most space frame structure members at wide range of angles in three directions The connection of the members to the node are not rigid joint but hinged joint,