Casing Pipe 9-5/8 BTC K55 API5CT

Standard: API 5CT Grade: J55, K55, N80, L80, P110, Q125 Material: seamless casing steel pipe(ERW is also ok) Threaded: BTC, LTC, STC Couplings with PIN and BOX Outer diameter: 4 1/2"-20" (114.3mm-508mm) Wall thickness:5.21mm-16.13mm Lb/Ft: 9.5-40.5 Length: Range 1 (4.88-7.62m) Range 2 (7.63-10.35m) Range 3.(10.36-14.63m) but in fact the range length is 10.36-11.9m, also in fact this kind is used commonly Certification: API 5CT, MTC (material test certification) The third