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PHYSICS EXAMINATION AND TESTING  2022, Vol. 40 Issue (3): 23-26    DOI: 10.13228/j.boyuan.issn1001-0777.20210063
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 Analysis of microstructure and property of welded joint on S355NL 
hot rolled H-shaped steel with resistance to low temperature
 YANG Dong,LI Chao
 Laiwu Company, Shandong Iron and Steel Co., Ltd., Jinan 271104, China

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