· Our Diameter: 4 1/2" ~ 20" (114.3 mm ~ 508mm).
· Wall Thickness : as per API 5CT standard ( the latest edition )
· Lenght: R1, R2, R3.
· Steel Grade: H40/J 55/K55/N80/ C75/L80/C90/ T95/ P110/Q125.
· Threads or Connection: LTC/STC/BTC/ Left Hand connection or other premium threads like: VAM
· Surface Treatment: Anti-corrosion Water Based Paint.
· Packing: Protection Caps on both ends and in bundles with steel strips and two tags as per export requirements
· Application: Used as the architectural retainer for the walls of oil, gas wells