Lee, Jae Hyun; Kim, Sun Hee; Kim, Bu Kyu; Yom, Kyong Soo; Choi, Sung Mo(Editorial Universitat Politècnica de València, 2018-06-05)
[EN] As buildings are becoming larger, demand for mega-sized composite columns (over 1-meter diameter) is increased. We have developed and commercialized welded built-up CFT column (ACT Column I) since 2005 which are ...