| LNG储罐用9%Ni钢的焊接 |
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| 引用本文： | 尹长华,靳海成,崔相国.LNG储罐用9%Ni钢的焊接[J].焊管,2009,32(9):31-34,37. |
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| 作者姓名： | 尹长华 靳海成 崔相国 |
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| 作者单位： | 1. 中国石油天然气管道科学研究院,河北,廊坊,065000
2. 中国石油天然气管道局第四工程公司,河北,廊坊,065000 |
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| 摘 要： | 介绍了LNG储罐用22.1mm壁厚9%Ni钢两种焊接工艺试验的相关情况及技术要求,并对完成的焊接接头进行了常规力学性能试验和分析。针对22.1mm厚9%Ni钢采用林肯NYLOID2Φ3.2mm焊条进行各层焊接或采用林肯NYLOID2Φ3.2mm焊条进行根焊＋林肯LNSNiCro60/20Φ1.6mm焊丝匹配林肯P2000焊剂埋弧填充盖面焊,并对获得优质焊接接头提出了相应的技术措施。
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| 关 键 词： | LNG储罐 9%Ni钢 焊接 |
Welding of 9%Ni Steel for LNG Storage Tank |
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| YIN Chang-hua,JIN Hai-cheng,CUI Xiang-guo.Welding of 9%Ni Steel for LNG Storage Tank[J].Welded Pipe and Tube,2009,32(9):31-34,37. |
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| Authors: | YIN Chang-hua JIN Hai-cheng CUI Xiang-guo |
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| Affiliation: | YIN Chang-hua ,JIN Hai-cheng ,CUI Xiang-guo ( 1. Pipeline Research Institute of CNPC, Langfang 065000, Hebei, China ; 2. The 4th Pipeline Engeneering Company of CPP, Langfang 065000, Hebei, China ) |
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| Abstract: | This article described the details and the relevant technical requirements of two kinds of welding process tests on the construction of LNG storage tank with 22.1 mm wall thickness 9% Ni steel,the conventional mechanical properties functions of the welding joint was also tested and analyzed.For 22.1 mm 9%Ni steel the NYLOID2 Φ3.2 mm Lincoln welding electrode was used to carry out each layer welding or root welding with NYLOID2 Φ3.2 mm Lincoln welding electrode＋the filling and cover welding with Lincoln LNS NiCro 60/20 Φ1. 6 mm wire matched with Lincoln flux P2000, these corresponding technical measures could be taken to obtain high-quality welding joint. |
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| Keywords: | LNG storage tank 9%Ni steel welding |
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