The preparation and properties of pure iron alloys: IV. Determination of the critical ranges of pure iron-carbon alloys by the thermoelectric method
β Scribed by J.F.T. Berliner
- Publisher
- Elsevier Science
- Year
- 1924
- Tongue
- English
- Weight
- 101 KB
- Volume
- 197
- Category
- Article
- ISSN
- 0016-0032
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π SIMILAR VOLUMES
Feb., t923.] U.S. BUREAU OF STaXDaRDS NOTI.ZS. ## 253 and to formulate a statement of the conditions under which the spherical aberrations of two thin lenses will compensate one another. This last is confined to the simplest case, in which the lenses are close together. The treatment is in part a
Feb., I923.] U.S. BUREAU OF STANDARD.q NOTES. ~57 electrical sensitivity in the extreme ultra-violet, but that the reaction gradually decreases with decrease in wave-length. Several spectral response curves are given of Case's barium and strontium photoelectric cells, which have maxima at o.4z~ and
A general equation prescribing the extent of the austenite-martensite transformation in pure iron-carbon alloys and plain carbon steels\* During cooling, the austenite-martensite transformation in carbon steels begins at a certain temperature designated the M, temperature and proceeds only upon cont