1) Grade: J55,K55,L80,N80Q,C90,T95,P1102) Size: 4 1/2", 5", 5 1/2", 6 5/8", 7", 7 5/8", 9 5/8", 10 3/4", 13 3/8", 16", 18 5/8", 20"3) Wall thickness: 6.35 - 12.70 mm4) Thread type: STC, LTC, BTC5) Length: R1,R2,R36) All our casings accord ...
Manufacturer: Shengli Oilfield Tongtai International Trading Company Limited
