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contributor authorRobert Widmer
contributor authorNicholas J. Grant
date accessioned2017-05-08T23:32:08Z
date available2017-05-08T23:32:08Z
date copyrightDecember, 1960
date issued1960
identifier issn0098-2202
identifier otherJFEGA4-27226#882_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/106611
description abstractThe microstructure of several 80 Ni-20 Cr alloys was studied after creep at 1500 and 1800 F with respect to the influence of atmosphere. In particular the propagation of intercrystalline cracks was investigated. By comparison with tests conducted in argon it can be shown that the atmosphere has a strengthening effect in all cases. The mechanism of this effect changes with the variation of minor constituents in the metals (such as silicon and Mn/S ratio). Crack propagation is strongly affected by the melting process, which influences the purity of the grain boundaries.
publisherThe American Society of Mechanical Engineers (ASME)
titleThe Role of Atmosphere in the Creep-Rupture Behavior of 80 Ni-20 Cr Alloys
typeJournal Paper
journal volume82
journal issue4
journal titleJournal of Fluids Engineering
identifier doi10.1115/1.3662789
journal fristpage882
journal lastpage886
identifier eissn1528-901X
keywordsAlloys
keywordsCreep
keywordsRupture
keywordsSilicon
keywordsMechanisms
keywordsMetals
keywordsGrain boundaries
keywordsMelting
keywordsFracture (Materials) AND Crack propagation
treeJournal of Fluids Engineering:;1960:;volume( 082 ):;issue: 004
contenttypeFulltext


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