Ile-iṣẹ wa amọja ni API Spec-5CT petroleum pipes. Titaja ti awọn pato ni pato ti tube tube, nipọn ọpọn kukuru, casing shorting. Double akọ kukuru Circuit, ga foliteji kukuru Circuit. Isẹpo mura silẹ oniyipada, isẹpo olupilẹṣẹ iwẹ, ohun ti nmu badọgba tubing, aabo okùn epo / casing (fila idabobo). Ati ni ibamu si awọn yiya, a le ṣe ilana gbogbo iru kukuru pataki, awọn idapọ, awọn ohun elo paipu, bbl Ipele ọja: J55, K55, N80, L80, P110.
Awọn alaye fun awọn apakan kukuru ti ọpọn epo: 1.66 ”—- 4-1 / 2″ (33.4–114.3) mm.
Awọn pato fun awọn apakan kukuru ti epo epo: 4-1 / 2 ″ - 20″. (114.3 - 508) mm