Investigation of the corrosion behaviour
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Dr. U. Zimmermann; Dr. H. Grimmer
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Article
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1984
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John Wiley and Sons
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German
โ 540 KB
Samples of the nickel base alloy Nimonic 86 were exposed to PNP-500 type helium for 1000 h at 650, 750, 850, 900 and 950 "C. X-ray diffraction showed 5 additional phases, formed at the sample surfaces during the heat treatment. They were shown to be: 1) a spinel Cr2Mn0, (at T 3 850 "C) containing in