Size. 1/2” - 8” (BSA ; LGH ; MEDIUM) | Spindo Pipes / Radjin (BSA, SNI 0039:2013, ERW) |Size. 1/2” - 24” (BOS ; SIO ; TT) | Bakrie Pipes (Longitudinal Welded = ERW) Size. 1/2” - 8” (Sch40) | Spindo Pipes (ASTM A53 ; A252 ; JIS STK400)