. Transactions. Fig. —Low-caubon steel held 30 mix. ix \.\(in at 7t)0° C, tnetched, SHOWING LARGE FERRITE CRYSTALS AS WELL AS SMALL FERRITE CRYSTALS FORMINGOVER PEARLITE. X500. E, HEATON HEMINGWAY AND GEORGE R. ENSMINGER 405. Fig. 19.—Low-carbon steel held 30 Mm. in vacuo at 760° C, copper-plated AND ETCHED WITH 4 PER CENT. HNO3, SHOWING CROSS-SECTIONAL VIEW WITH PEARLITEEXTENDING PRACTICALLY TO THE SURFACE. X500.

---

Size: 1575px × 1586px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bo, bookcentury1800, bookdecade1870, booksubjectmineralindustries