¼¼°èö°­Çùȸ :   IISI : International Iron and Steel Institute
Çѱ¹Ã¶°­Çùȸ :   KOSA : Korea Iron and Steel Association
¹Ì±¹Ã¶°­Çùȸ :   AISI : American Iron & Steel Institute
ÀϺ»Ã¶°­Çùȸ :   ISJI : The Iron & Steel Institute
³²¹Ìö°­Çùȸ :   ILAFA
µ¿³²¾Æö°­Çùȸ :   SEAISI
ºÏ¹ÌƯ¼ö°­Çùȸ :   SSINA : Specialty Steel Industry of North America