非調(diào)質(zhì)鋼N80級(jí)油井管的研制與開(kāi)發(fā)
Research and Development of Non-normalized N80 Oil Well Steel Pipe
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摘要: 研究了微合金化非調(diào)質(zhì)鋼N80級(jí)Φ139.70mm×7.72mm油井管的成分和制管工藝,以及其化學(xué)成分和組織對(duì)力學(xué)性能的影響;評(píng)價(jià)了用非調(diào)質(zhì)鋼生產(chǎn)N80油井管的性能穩(wěn)定性。Abstract: The composition and rolling technology of the microalloyed and non-normalized N80 Φ139.70 mm×7.72 mm oil well steel pipe as well as the effect on its mechanical properties by its chemical composition and structure are studied and the performance stability of the said pipe evaluated.
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