Published August 15, 1975 | Version v1
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Fatigue of vanadium--hydrogen alloys

Description

Hydrogen contents near and above the room temperature solubility limit increase the high cycle fatigue life but decrease low cycle life of polycrystalline vanadium. Changes in endurance limit with hydrides may be a consequence of decreased cyclic strain hardening coefficient, n'. 132 ppM hydrogen in solution has only a slightly beneficial effect on stress controlled fatigue life and essentially no effect on low cycle fatigue life. Unalloyed vanadium exhibits profuse striations, while hydrides produce cleavage cracks in fatigued samples. 10 fig

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Additional details

Publishing Information

Imprint Pagination
103 p.
Report number
COO--3459-8

INIS

Country of Publication
United States
Country of Input or Organization
United States
INIS RN
7272755
Subject category
S36: MATERIALS SCIENCE;
Descriptors DEI
CHEMICAL COMPOSITION; CRACKS; FATIGUE; FRACTURES; MICROSTRUCTURE; QUANTITY RATIO; TENSILE PROPERTIES; VANADIUM HYDRIDES
Descriptors DEC
CRYSTAL STRUCTURE; FAILURES; HYDRIDES; HYDROGEN COMPOUNDS; MECHANICAL PROPERTIES; TRANSITION ELEMENT COMPOUNDS; VANADIUM COMPOUNDS

Optional Information

Notes
Available from NTIS. $3.50.