Brittleness and strength of reinforcing steel bars under high loading rate at lowered temperatures

Tauno Hyvönen

Research output: Contribution to journalArticleScientificpeer-review

Abstract

Cold worked and hot rolled deformed bars were loaded in rapid tensile tests at temperatures of +20, -20 and -60 deg c. The possibility of brittle fracture at lowered temperatures was examined. Applied charpy V-Notch tests were also carried out. The strengths of all steel grades in the rapid tensile tests were higher than static tensile tests. The strain results fall below the comparison values at lower temperatures. The charpy V-Notch tests do not apparently represent the properties of reinforcing steels accurately.
Original languageEnglish
Pages (from-to)81-88
JournalNordic Concrete Research
Volume4
Publication statusPublished - 1985
MoE publication typeA1 Journal article-refereed

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