10-3/4 coupling shall be machined from the coupling blank,and made from the coupling material ,coupling stocks or hot forging.
1) Material: J55,K55,N80,L80,C90,P110, N80-1,N80-Q
2) Connection: STC, LTC, BTC for casing coupling
3) Standard: API 5CT
4) API and ISO certified
A short length of pipe used to connect two joints of casing. A casing coupling has internal threads (female thread form) machined to match the external threads (male thread form) of the long joints of casing. The two joints of casing are threaded into opposite ends of the casing coupling.
Standard Steel Frame
Within 15 working days
EXW,CFR,CIF By air, By sea
As a professional manufacturer, we provide follow services:
2.ONE year warranty and life time maintenance
3.In time delivery.
4.High Quality assurance..