Petroleum equipment Drill pipe: 1. Standard: BS, JIS, GB, ASME, ANSI, DIN2. Grade: API J55, API K55, API L80, API P1103. Out Diameter: 2 3/8"-20"; Thickness: Lb/ft 9.5-7.2; Length: R1, R2, R34. Surface: Annealed/Pickled/Polished. Ends: Plain ends or Bevel ends. 5. Test: Eddy current/X-ray test/intergranular corrosion/universal tensile tester/spectrum analyzer/metallographic detector/roughness Testing/impact inspection/hardness tester and so on. 6. Marking: Specification, HS code, origin, or as required. 7. Loaded in 20', 40' container or in bulk
