Some vols., 1920-1949, contain collections of papers according to subject.... a 25:25:50 HNOa:HF: glycerine mixture (Remington A-etch) for low lead alloys or with 50:50 HN03:H, 0 etch for high lead alloys. ... The portion of the diagram delineated shows three distinct features: 1 a the eutectoid reaction by which yS ... evidence that the eutectoid temperature was above 700 AdC was obtained by heat treating specimens at 1100AdC for 1 hr, ... to 28 pet Pb. However, the 26 pet Pb alloy heat treated at 775 AdC was nearly all /3; but in separate parts of the specimen, anbsp;...
|Title||:||Transactions of the American Institute of Mining, Metallurgical and Petroleum Engineers|