Standard:
Oil casing pipes according to the steel grade there have J55, K55, N801, N80Q, L80 1, L80 13Cr, C90, T95, P110, Q125 etc....Standard:
The slotted liner is mainly used to the water and oil reservation layer without much sand. It’s function is prevent rock ...Standard:
Products description: oil tube meet the standard of API Specification 5CT and other related standards, We have the permit to...Standard:
The API couplings for tubing and casing pipes. the usage is conect two casing pipes. According to the steel grade there ha...