Development of Domestic High-grade Large-sized SAWL Pipes for Oil & Gas Pipeline Service
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Abstract
Summarized in the essay are the development course and achievements of X80 linepipe-purpose steel and Ф1 219 mm SAWL pipe.Elaborated is the progress of R & D of X90/X100 high-strength SAWL pipe and X80 Φ1 422 mm SAWL pipe.Also analyzed are the maturity of the technology of X90/X100 and X80 Φ1 422 mm SAWL pipe and the existing problems etc.
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