SIAM YAMATO STEEL CO., LTD. has awarded SMS group the final acceptance certificate for the upgrade with ConSo R6 injector technology of the No. 1 electric arc furnace at its Rayong, Thailand, site. Based on the good experience gained from the modernization of electric arc furnace No. 2 with ConSo R6 injector technology, supplied by SMS group in 2010 along with a complete minimill, SIAM YAMATO decided to have furnace No. 1 revamped in the same way by SMS group.