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公开(公告)号：US20220002835A1
公开(公告)日：2022-01-06
申请号：US17293108
申请日：2018-11-19
Applicant: ArcelorMittal
Inventor： Vikas Kanubhai PATEL , Dinesh PATEL , Alan POLING
Abstract: A dual pass seam welding method for steels having a Ceq of greater than about 0.45. The first pass welds the immediately anneals the weld. On the second pass, the welder is disengaged, and the weld is subjected to a second anneal.
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