1. material:J55, K55, L80, N80 C90 & P110 2.size: 60.32mm ~114.3mm; 2-3/8"~ 4-1/2" 3.Length: R2 - R3 4.Manufacturer ItemOil tubing CouplingO.D.60.32mm ~114.3mm; 2-3/8β~ 4-1/2βThe Type of ThreadLC,STC,BCSteel GradeJ55,N80,K55,P110,L80StandardAPI5CT,ISO9001,ISO1004W.T.0.244-4.415in,6.20-1054mmType EUE,NUEUsageFor oil pipe or gas pipe and so onPayment TermT/T or othersPackingStand export packing or ...