boiler tube steel sphere level 5

Application of bending creep for examining effect of ...

Oct 24 2019 · Herein the bainite structure disappears following Level 4 and Level 5 of spheroidization thereby resulting in substantial deterioration of creep resistance . Based on the micrographs shown in Fig. 6 it appears that of carbides reached only up to Level 3 and at a few locations up to Level 4. Hence although the creep resistance of the T11 reduced significantly following

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