[1]牛爱军,牛辉,毕宗岳,等.基于应变设计的X80M钢级Φ1 219 mm×33 mm高应变管线钢管开发[J].焊管,2023,46(9):41-48.[doi:10.19291/j.cnki.1001-3938.2023.09.007]
 NIU Aijun,NIU Hui,BI Zongyue,et al.Development of X80M Φ1 219 mm×33 mm Pipelines with High Deformability Based on Strain Design[J].,2023,46(9):41-48.[doi:10.19291/j.cnki.1001-3938.2023.09.007]
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基于应变设计的X80M钢级Φ1 219 mm×33 mm高应变管线钢管开发()
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《焊管》[ISSN:1001-3938/CN:61-1160/TE]

卷:
46
期数:
2023年第9期
页码:
41-48
栏目:
应用与开发
出版日期:
2023-09-19

文章信息/Info

Title:
Development of X80M Φ1 219 mm×33 mm Pipelines with High Deformability Based on Strain Design
文章编号:
10.19291/j.cnki.1001-3938.2023.09.007
作者:
牛爱军牛辉毕宗岳户志国张锦刚韦奉柯星星
1. 中油国家石油天然气管材工程技术研究中心有限公司,西安 710018;2. 中国石油宝鸡石油钢管有限责任公司,陕西 宝鸡 721008; 3. 中油宝世顺(秦皇岛)钢管有限公司,河北 秦皇岛 066206
Author(s):
NIU Aijun NIU Hui BI Zongyue HU Zhiguo ZHANG Jingang WEI Feng KE Xingxing
1. Chinese National Engineering Research Center for Petroleum and Natural Gas Tubular Goods Co., Ltd., Xi’an 710018, China; 2. CNPC Baoji Petroleum Steel Pipe Co., Ltd., Baoji 721008, Shaanxi, China; 3. Zhongyou Baoshishun (Qinhuangdao) Pipe Co., Ltd., Qinhuangdao 066206, Hebei, China
关键词:
直缝埋弧焊管X80M高应变基于应变设计双相组织
Keywords:
SAWL X80M high deformability strain?ased design biphase structure
分类号:
TG142.3
DOI:
10.19291/j.cnki.1001-3938.2023.09.007
文献标志码:
B
摘要:
针对西气东输四线活动断裂带穿越工程管道,采用基于应变设计,以低C高Mn为基础,添加Nb、Cr、Ni、Mo、Ti、Cu等复合微合金元素进行合金体系设计和“多边形铁素体+贝氏体”的双相组织设计,并配合合理的TMCP轧制工艺,开发出了化学成分、力学性能稳定,屈强比低,均匀伸长率和应力比高,具有良好成型、焊接性能的X80M钢级厚度33 mm钢板,以及X80M钢级Φ1 219 mm×33 mm高应变直缝埋弧焊管。结果表明,开发的高应变直缝埋弧焊管具有低屈强比、高应力比及高均匀塑性变形延伸率等良好的塑性和高应变能力,同时具有优良的低温韧性、安全性能和较高的现场适用性,达到了研制目标要求,为X80高应变管线钢管的管道工程批量化应用提供参考。
Abstract:
For the West?o?ast China Gas Pipeline IV active fracture zone crossing engineering pipeline, strain based design was adopted, based on low C and high Mn, Nb, Cr, Ni, Mo, Ti, Cu and other composite microalloying elements were added to carry out alloy system design and biphase structure design of "polygonal ferrite + bainite", combined with reasonable TMCP production process, the X80M steel grade 33 mm thickness steel plate and the X80M steel grade Φ1 219 mm×33 mm high strain SAWL pipe have been developed with of stable chemical composition, low yield ratio, high stress ratio, high uniform elongation, and good formability and weldability. The results showed that the developed high deformability SAWL has good plasticity and high strain capacity, such as low yield ratio, high stress ratio and high uniform plastic deformation elongation, and has excellent low temperature toughness, high safety performance and field applicability, which meets the development objectives requirement. It provides references for mass application of X80 high strain pipeline pipe.

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2023-04-09基金项目: 国家重点研发计划项目“高应变海洋管线管研制”(项目编号2018YFC0310300)。作者简介:牛爱军(1980—),男,汉,陕西武功人,高级工程师,主要从事油气输送管材新产品、新工艺、新技术的研究及开发工作。
更新日期/Last Update: 2023-09-26