用非调质钢开发N80级大口径石油套管
Development of Large-sized N80 Oil Casing of Non-quenched-and-tempered Steel
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摘要: 介绍了采用非调质工艺试制N80级大口径石油套管的过程。试验证明:采用本文介绍的工艺路线可生产出符合API标准的N80级石油套管。Abstract: Described here in the article is the details about pilot manufacturing of N80 large-sized oil casing with the process involving use of non-quenched-and-tempered steel.The test operation result has proven that the manufacturing process flow as described by the co-authors is applicable for producing N80 oil casings up to relevant API specification.