Oktober 19, 2017
Standard: Gred Keluli API 5CT: J55, K55, N80, L80, C90, T95, P110, Q125, Dimensi V150: 4 1/2″–20″ sambungan: BTC, STC, LTC OCTG Keupayaan Saiz Selongsong Lancar Diameter Luar Julat Ketebalan Dinding Inci Mm Inci Mm 4-1/2 114.3 .205 – .500 5.21 - [...]