With inspection certificate 3.1 API Tubing

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With inspection certificate 3.1 API Tubing

A 3.1 inspection certificate can certify a batch of components or the raw material used in the manufacturing of a component. If a steel pipe manufacturer passed the audit for the ISO 9001 from a certification agency of European Union, then this manufacturer have the qualification to release the EN 10204-3.1 MTC. The buyer information shall be specified on the MTC quality certificate, and one buyer need one MTC quality certificate. If the manufacturer didn’t pass ISO 9001 or the ISO 9001 certificate not from European Union Inspection Agency, then the manufacturer do not have right to release MTC of EN 10204-3.1. 3.1 MTC requires the test agency shall be an independent party, mill has no rights to revise the test results.3.1 API tubing pipe with high quality.


Product Name: With inspection certificate 3.1 API Tubing
Size: OD: 1/2~12”
Thickness: 0.8~12mm
Length: less than 12m
Steel material 10#, 20#, 45#
Standard: BS, GB, ASME, ASTM
Usage: used for gas, oil, water pipes and construction
Ends: plain ends or threaded with socket and plastic caps or beveled ends
Surface: bared or black painted, galvanized or with oiled or client option
Package : bags, bundles, losses or client option
Inspection : with hydraulic testing, eddy current , Infrared test
Technique Hot Rolled/ Cold Drawn/Cold Rolled
Length 6m/9m/12m or other size
Type Seamless
Min. Order Quantity 30Ton
Date of Delivery According to the contract


OCTG Tubing in API 5CT mainly used to transport oil and gas well drilling and oil and gas. It includes oil drilling pipe, oil casing, pump tubing. The pipeline mainly used in pumping oil and gas at the bottom transported to the ground.

2019-09-04T16:27:22+08:00 September 4th, 2019|