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- Billy, J., et al.
(författare)
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Stress-relief heat treatment of submerged-arc-welded microalloyed steels
- 1980
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Ingår i: Metals Technology. - : Informa UK Limited. - 0307-1693. ; 7:2, s. 67-78
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Tidskriftsartikel (refereegranskat)abstract
- A wide range of microalloyed steels containing various combinations of Al, Ti, V, Nb, and submerged-arc welded using wires of either high or low Mo additions, were studied in both the as-welded and stress-relieved conditions, with particular reference to impact toughness and microstructure. It was found that, irrespective of thermal treatment, the heat-affected base metal always has a much lower impact transition temperature than the weld metal. In the as-welded condition, the most important constituent with respect to toughness is the amount of pro-eutectoid ferrite present
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