Standard: BS, ASTM, API Grade: 20#.A333, A335 P91, A335 P23, API J55, Outer Diameter: 2 - 1200 mm Standard BS, ASTM, APIGrade 20#.A333, A335 P91, A335 P23, API J55, API K...Outer Diameter 2 - 1200 mmThickness 2 - 150 mmPackaging In bundles, seaworthy wooden cases, wooden or steel pallet plastic bag or as per customers requirement API 5CT Oil casing pipe