The casing string in the hole drilling, used to prevent the formation of formation fluid flow and collapse.
The tubing string into the production casing, components of underground reservoir and the ground channel, control of crude oil and natural gas flow.
The Product Standard: API SPEC 5CT9thPSL1; PSL2; PSL3;
Size:1"9~13-3/8"
Grade:H40,J55,K55,N80,L80,R95(C95),T95,P110,Q125
1).OD:114.3mm-508mm;
2).WT:5.21-16.13mm;
3).Length:R1,R2,R3 or as request;
4).Grade: J55,K55,N80,L80,P110 ;
5).Thread: STC,BTC,LTC ;
6).Standard: API 5CT,API SPEC 5B,ISO 11960;
7).Approved by ISO9001, SGS,BV
8).Usage:oil pipeline,oil natural gas,industrial gas,water transportation;
9).Flexible payment with L/C,D/A,D/P,T/T,Western Union,MoneyGram,paypal;
10).Quick delivery and standard exporting package
11).Market:Mild east,North/South America,Europe,Asia,Africa etc.