STK 48.6x2.3 STK 48.6x2.3 Structural steel tube CHS 48.6 2.3 334.5482 2.6262 89867 3698 4935 16.3897 89867 3698 4935 16.3897 179734 0.1527 0.1382 Pending verification – nominal dimensions entered by the application developer JIS G 3444 Carbon steel tubes for general structure 2026-10-12 UNVERIFIED Typical grade: STK400. Nominal dimensions require verification against JIS G 3444 Carbon steel tubes for general structure and the manufacturer catalogue.