Liuzhou Biaohuang Import & Export Co., Ltd. [China]

1.l80 j55 and k55 diameter coupling 2.pipe joining coupling 3.stc.ltc.btc casing coupling

Have all grade of API standard for thread also.

Grade,J/K55,L/N80,P110

Thread, BTC,LTC,STC.

Size of Tubing , 2 3/8 " - 4 1/2"

Outside diamete, 60.32 – 114.3mm

Wall thickness,4.83-6.88 mm

EUE,NUE

Size of Casing ,4 1/2 "- 20."

Outside diameter ,114.3 - 508mm

Wall thickness, 5.21 – 16.13mm

Grade ,J55 / K55/ N80 / L80 / P110

Length R1 R2 R3

L80 j55 and K55 diameter coupling Carbon steel pup joint threaded coupling