Effects of Preheating and Heat Preservation on Microstructure and Properties of Fully Automatic External Welding Seams of X80 Steel Pipes in Severe Cold Environment

WANG Honghui, DONG Shulei, QIAN Jiankang, TANG Kegang, WANG Zhihang, QIN Xikun, LEI Zhenglong

China Mechanical Engineering ›› 2021, Vol. 32 ›› Issue (06) : 748-755.

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China Mechanical Engineering ›› 2021, Vol. 32 ›› Issue (06) : 748-755. DOI: 10.3969/j.issn.1004-132X.2021.06.016

Effects of Preheating and Heat Preservation on Microstructure and Properties of Fully Automatic External Welding Seams of X80 Steel Pipes in Severe Cold Environment

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{{article.zuoZheEn_L}}. {{article.title_en}}[J]. {{journal.qiKanMingCheng_EN}}, 2021, 32(06): 748-755 https://doi.org/10.3969/j.issn.1004-132X.2021.06.016

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