The casing is necessary during the drilling and production in the oilfield.Our casing has been detected by magnetism-power,electromagnetism ultrasonic wave,close-distance measuring,and thread single item specifications measuring,and then has a reliable quality.Every parameter satisfies API criterion.
1.Grade:H40,J55,K55,L80,P110
2.API Length:R-1(4.88-7.62m),R-2(7.62-10.36m),R-3(more than 10.36m)
try for petroleum to get through more products
Usage: | serves as a wall of the well |
Thread&Couplings: | LTC,STC,BTC |
Grade: | H40,J55,K55,L80,P110 |
Place of Origin: | China (Mainland) |
Grade: | API J55 |