Indian Welding Journal

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Why Preheat?


Affiliations
1 Department of Civil and Structural Engineering, The University of Manchester Institute of Science and Technology, India
     

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The vast majority of welding of structural steels is carried out without any need for, or consideration of, preheat. With high yield or low alloy steels, and with thick sections, precautions may be necessary to avoid heat affected zone (HAZ) cracking.
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Abstract Views: 351

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  • Why Preheat?

Abstract Views: 351  |  PDF Views: 4

Authors

F. M. Burdekin
Department of Civil and Structural Engineering, The University of Manchester Institute of Science and Technology, India

Abstract


The vast majority of welding of structural steels is carried out without any need for, or consideration of, preheat. With high yield or low alloy steels, and with thick sections, precautions may be necessary to avoid heat affected zone (HAZ) cracking.