Publisher's Synopsis
Excerpt from Technologic Papers of the Bureau of Standards, Vol. 203: Influence of Phosphorus Upon the Micro-Structure Structure and Hardness of Low-Carbon, Open-Hearth Steels, November 21, 1921
The nine specimens, one from each Of the steels in both the B. O. H. And A. O. H. Series for each heating, were fastened three in a row to a piece Of rather coarse iron Wire gauze, which was wrapped around the pyrometer tube at the closed end in such a way that the' three rows of specimens-were placed approximately equidistant around the outer circumference Of and in contact with the pyrometer tube and also so that the hot junction of the chrome] alumel thermocouple, used in conjunction with a millivoltmeter, was approximately centrally located within the cluster of the nine specimens.
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