. Transactions. Fig. 4. X 100. Etched with HNO,,1 : 4. Quenched at 2,028° C. C. Large Primary Precipita-tions OF FeC,, Arrows of PrimaryFeCj and Graphite (below to theright). Fig. 5. x 100. Etched avith HNO:,,1 : 4. About % C. Quenchedat 2,028° C. Primary FE3C (Ar-rows) ON A EUTECTIC-LIKE GrOUND- Mass of Fe,C + Fe, Fig. 6. x 100. Etched with DiluteHNO3. Crystallite FeCj Surround-ed BY Fe^C Passing into DendritesSurrounded by the Eutectic-likeConstituent Fe^C — Fe^C. Fig. 7. X 100. Etched with HNO3,1 : 4. Quenched at About 1,660° % C. Dendrites of Fe^C inthe Eutectic-like C
. Transactions. Fig. 4. X 100. Etched with HNO,,1 : 4. Quenched at 2,028° C. C. Large Primary Precipita-tions OF FeC,, Arrows of PrimaryFeCj and Graphite (below to theright). Fig. 5. x 100. Etched avith HNO:,,1 : 4. About % C. Quenchedat 2,028° C. Primary FE3C (Ar-rows) ON A EUTECTIC-LIKE GrOUND- Mass of Fe,C + Fe, Fig. 6. x 100. Etched with DiluteHNO3. Crystallite FeCj Surround-ed BY Fe^C Passing into DendritesSurrounded by the Eutectic-likeConstituent Fe^C — Fe^C. Fig. 7. X 100. Etched with HNO3,1 : 4. Quenched at About 1,660° % C. Dendrites of Fe^C inthe Eutectic-like ConstituentFE3C + Fe,C.
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Keywords: ., bo, bookcentury1800, bookdecade1870, booksubjectmineralindustries
