Casing:1) Standard: API 5CT2) Steel Grade: J55, K55, N80, L80, C90, C95, P1103) Size: 4 1/2", 5", 5 1/2", 6 5/8", 7", 7 5/8", 8 5/8", 9 5/8", 10 3/4", 11 3/4", 13 3/8", 20"4) Length: R1, R2, R35) Thread: LTC/STC/BTCTechnical Parameter:Outer DiameterWall ThicknessweightGradeThreadLengthinmmkg/mlb/ft4-1/2"114.3014.14-22.479.50-15.10J55/K55/N80/L80/P110LTC/STC/BTCR1/R2/R35"127.0017.11-35.8611.50-24 ...