In the first half of this year, Baosteel variable wall thickness continuous oil pipe steel realized the steady supply quantity of more than ten thousand tons and all is exported to the foreign market.
The variable wall thickness continuous oil pipe is mainly used in operation area of the oil field. Compared with the continuous oil pipe of the traditional equal wall thickness, the variable wall thickness continuous oil pipe can serve to increase the operating depth and improve the operating life. It is the main direction of the technical development of the continuous oil pipe.
In 2011, after the users put forward the requirements, Baosteel made rapid response to give full play to the consistent system of manufacturing technology advantage and develop the varying thickness strip steel rolling model and process control technology, successfully developing two types of hot rolling pickling strip for continuous oil pipes including the continuous variable wall thickness and the ladder type variable wall thickness. The products involve many steel grades, fully meet the need of the users and realize bach supply.
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