Face Bend Property of 7N01-T4 Aluminum Alloy MIG Welded Joint by Using Different Welding Wires

7N01-T4 aluminum alloy were welded into three layers by metal inert gas (MIG) welding, with ER5087 welding wire containing Zr and ER5356 welding wire without Zr, respectively. The microstructures and face bend properties of the ER5356 and ER5087 welded joints were investigated. The weld zone (WZ) of...

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Main Authors: Ping Wei, Mingfang Wu, Dashuang Liu, Yun Liang, Ziqiang Zhao
Format: Article
Language:English
Published: MDPI AG 2022-05-01
Series:Metals
Subjects:
Online Access:https://www.mdpi.com/2075-4701/12/5/873
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author Ping Wei
Mingfang Wu
Dashuang Liu
Yun Liang
Ziqiang Zhao
author_facet Ping Wei
Mingfang Wu
Dashuang Liu
Yun Liang
Ziqiang Zhao
author_sort Ping Wei
collection DOAJ
description 7N01-T4 aluminum alloy were welded into three layers by metal inert gas (MIG) welding, with ER5087 welding wire containing Zr and ER5356 welding wire without Zr, respectively. The microstructures and face bend properties of the ER5356 and ER5087 welded joints were investigated. The weld zone (WZ) of the ER5087 welded joint had a smaller grain size than that of the ER5356 welded joint. Two kinds of welded joints were not broken via the face-bend test. However, there were some small holes and microcracks on the surface of the ER5356 welded joint, and there were no obvious defects on the surface of the ER5087 welded joint. The face bending specimen metallography shows that the grains of the cover layer were elongated, and the grains of the bottom layer were extruded. The ER5087 welded joint had a better bending performance than the ER5356 welded joint due to the microstructure refinement of the WZ through adding Zr element in ER5087 welding wire.
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spelling doaj.art-c05c605616384e20898cf7d54912f6912023-11-23T12:10:40ZengMDPI AGMetals2075-47012022-05-0112587310.3390/met12050873Face Bend Property of 7N01-T4 Aluminum Alloy MIG Welded Joint by Using Different Welding WiresPing Wei0Mingfang Wu1Dashuang Liu2Yun Liang3Ziqiang Zhao4School of Material Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212003, ChinaSchool of Material Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212003, ChinaSchool of Material Science and Engineering, Hefei University of Technology, Hefei 230009, ChinaSchool of Material Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212003, ChinaSchool of Material Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212003, China7N01-T4 aluminum alloy were welded into three layers by metal inert gas (MIG) welding, with ER5087 welding wire containing Zr and ER5356 welding wire without Zr, respectively. The microstructures and face bend properties of the ER5356 and ER5087 welded joints were investigated. The weld zone (WZ) of the ER5087 welded joint had a smaller grain size than that of the ER5356 welded joint. Two kinds of welded joints were not broken via the face-bend test. However, there were some small holes and microcracks on the surface of the ER5356 welded joint, and there were no obvious defects on the surface of the ER5087 welded joint. The face bending specimen metallography shows that the grains of the cover layer were elongated, and the grains of the bottom layer were extruded. The ER5087 welded joint had a better bending performance than the ER5356 welded joint due to the microstructure refinement of the WZ through adding Zr element in ER5087 welding wire.https://www.mdpi.com/2075-4701/12/5/8737N01-T4 aluminum alloyMIGER5356 welding wireER5087 welding wireface bend
spellingShingle Ping Wei
Mingfang Wu
Dashuang Liu
Yun Liang
Ziqiang Zhao
Face Bend Property of 7N01-T4 Aluminum Alloy MIG Welded Joint by Using Different Welding Wires
Metals
7N01-T4 aluminum alloy
MIG
ER5356 welding wire
ER5087 welding wire
face bend
title Face Bend Property of 7N01-T4 Aluminum Alloy MIG Welded Joint by Using Different Welding Wires
title_full Face Bend Property of 7N01-T4 Aluminum Alloy MIG Welded Joint by Using Different Welding Wires
title_fullStr Face Bend Property of 7N01-T4 Aluminum Alloy MIG Welded Joint by Using Different Welding Wires
title_full_unstemmed Face Bend Property of 7N01-T4 Aluminum Alloy MIG Welded Joint by Using Different Welding Wires
title_short Face Bend Property of 7N01-T4 Aluminum Alloy MIG Welded Joint by Using Different Welding Wires
title_sort face bend property of 7n01 t4 aluminum alloy mig welded joint by using different welding wires
topic 7N01-T4 aluminum alloy
MIG
ER5356 welding wire
ER5087 welding wire
face bend
url https://www.mdpi.com/2075-4701/12/5/873
work_keys_str_mv AT pingwei facebendpropertyof7n01t4aluminumalloymigweldedjointbyusingdifferentweldingwires
AT mingfangwu facebendpropertyof7n01t4aluminumalloymigweldedjointbyusingdifferentweldingwires
AT dashuangliu facebendpropertyof7n01t4aluminumalloymigweldedjointbyusingdifferentweldingwires
AT yunliang facebendpropertyof7n01t4aluminumalloymigweldedjointbyusingdifferentweldingwires
AT ziqiangzhao facebendpropertyof7n01t4aluminumalloymigweldedjointbyusingdifferentweldingwires