Application: Structural retainer for walls of oil, gas wells.
OD: 4 1/2"-20" (114.3-508mm), WT: 0.205"-0.635" (5.21-16.13mm), L: R1, R2, R3
Standard & Grade: API 5CT J55/K55/N80/C75/L80/C90/T95/Q125
Process Type: Seamless (SMLS), Electric Resistance Welded (ERW)
End: Beveled, Square Cut, With LTC/STC/BTC/VAM Connection
Surface: Anti-corrosion & water-based paint
Packing: Protection Caps in Both Ends, Waterproof Paper Wrapped, Two Tags