Introduction This second edition of the B.I.S.R.A. Atlas of Isothermal Transformation Diagrams includes diagrams for all ... each determined by at least two laboratories, and the results, provided that they were in satisfactory accord, were averaged. ... Dilatometer specimens were machined from 9- or 1 1 -gauge wire or from the mid-radius position of f-in. dia. bar, and ... then the expansion observed in the course of the dilatation test corresponded to 94% of transformation and the times foranbsp;...
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