강관
Steel pipes for Ordinary Piping
일반배관용 탄소강관 (SPP) KSD3507(JISG 3452)
Carbon steel pipes for ordinary piping
압력(고온·저온)배관용 탄소강관
Carbon Steel Pipes for Pressure Service (SPPS/STPG) KS D 3562-1989
일반구조용 탄소강관
Carbon Steel Pipes for Structural Purposes (SPS) KS D 3566(JIS G 3444)
일반구조용 각형강관(SPSR)
-정사각관 KS D 3568(JIS G 3466)
일반구조용 각형강관(SPSR)-직사각관
KS D 3568(JIS G 3466)
전선관-후강 전선관 KS C 8401(JIS C 8305)
KS D 3568(JIS G 3466)
ASTM A53 배관용 탄소강관(소켓포함)
Carbon steel pipe for ASTM A53 piping (including socket)
