Development of X70QS Seamless Steel Pipe for Linepipe for Sour Service
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摘要: 介绍国产酸性环境X70QS管线管用无缝钢管的研发情况。简述X70QS管线管用无缝钢管的化学成分、生产工艺流程，分析生产的Φ168.3 mm×18.26 mm规格X70QS管线管用无缝钢管的拉伸性能、冲击韧性、硬度、金相组织和抗腐蚀性能。分析认为：该X70QS管线管用无缝钢管的各项性能指标可以满足标准和用户的需求。Abstract: Introduced in this paper is the research and development of X70QS seamless steel pipe for linepipe for sour service.Briefed are the chemical composition and the manufacturing process flow of X70QS seamless steel pipe for linepipe.Analyzed are the tensile strength, the impact toughness, the hardness, the metallographic structure and the corrosion resistance of the produced Φ168.3 mm×18.26 mm X70QS seamless steel pipe for linepipe.The analysis shows that all the mechanical properties of the X70QS seamless steel pipe for linepipe can satisfy the requirements of relevant standards and the needs of users.
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Keywords:
- seamless steel pipe /
- linepipe /
- sour service /
- X70QS /
- mechanical properties /
- corrosion resistance
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期刊类型引用(3)
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2. 纪怀安，费玉华，陈晓伟，沈强. 热处理温度对冷变形Alloy28合金管组织及性能的影响. 钢管. 2023(01): 30-32 . 本站查看
3. 赵兴亮，李艳，刘江成，侯强，赵春辉. X65QS抗腐蚀管线用无缝钢管应力腐蚀开裂断口分析. 钢管. 2020(06): 61-64 . 本站查看
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