API 5CT N80/L80 SMLS casing pipes tubing

API 5CT N80/L80 SMLS casing pipes tubing  Casing pipes  seamless tubing SMLS casing and tubing grade N80/L80 Application: For Oil and gas oil field casing and tubing OCTG Size(mm): O. D.: 2" -10" Grade: J55/K55/N80/P110 etc Delivery condition: Hot rolled, Cold worked, Annealed, Normalized, Quchening  Certificate:API cert, ISO9001 TUV,SGS. OCTG Casing and Tubing Pipe Technical Paratemeters API 5CT Oil Casing and Tubing pipe YH WT (mm) 5~6 6~7 7~8 8~9 9~10 10~11 11~12 12~13 13~14 OD (mm) 114.30 YH YH YH YH YH YH Y…