API 5CT N80 Casing Tubing

API 5CT N80 Casing Tubing Features：Deformations which mentioned above are not allowed to appear on the outer surface of API 5CT N80 Casing Tubing coupling.The surface of thread of coupling and API 5CT N80 Casing Tubing should be smooth without any burr, tear or other defects that may have a negative impact on the strength and close connection. Katalor is the supplier of API 5CT N80 Casing Tubing, we can supply API 5CT N80 Casing Tubing with good price and quality.

API 5CT N80 Casing Tubing Mechanical Properties：

API 5CT N80 Casing TubingTensile test
N80: yield strength of 379MPa ~ 552MPa; tensile≥517MPa; minimum elongation of N80 is 19%.

API 5CT N80 Casing Tubing
Impact test
N80 and L80impact test must be done, the minimum size of the sample lateral impact energy 20J, the smallest full-size sample longitudinal impact energy 27J.

API 5CT N80 Casing Tubing Packaging:
API 5CT N80 Casing Tubing should be strapped with steel wire or belt. The protection ring should be screwed on the exposed part of the thread of each casing pipe and its coupling to well protect the thread.

API 5CT N80 Casing Tubing Heat treatment:
PSL1 requirements:N80 and L80 same way (both can be rolled-state delivery);
PSL2 requirements: N80 and L80product should be normalized or normalized and tempered overall, if thick, should be normalized or normalized and tempered after thickened.

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