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Study of fresh concrete flow curves

✍ Scribed by Velimir Ukrainčik

Publisher
Elsevier Science
Year
1980
Tongue
English
Weight
515 KB
Volume
10
Category
Article
ISSN
0008-8846

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✦ Synopsis

Communicated by F.H. Wittmann) (Received Dec. 7, 1979) 203 204 Vol. I0, No. 2 V. Ukrain~ik

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A discussion of “Study of fresh concrete
A discussion of “Study of fresh concrete flow curves” by Velimir Ukraincik
✍ G.H. Tattersall 📂 Article 📅 1981 🏛 Elsevier Science 🌐 English ⚖ 148 KB

It is encouraging that in his study of the flow behaviour of his concretes the author has used a multi-point workability test and has not relied on the more co~mmn crude empirical methods, but I should like to comment on some of his findings.

Reply to a discussion by G.H. Tattersall
Reply to a discussion by G.H. Tattersall of “Study of fresh concrete flow curves”
✍ Velimir Ukraincik 📂 Article 📅 1981 🏛 Elsevier Science 🌐 English ⚖ 40 KB

I appreciate the comments and information given by Dr. Tattersall about the part of my paper regarding the results from rotating hook viscometer. In reply, I would like to emphasize some data about the method of measurement and offer the following comments.

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The rheological properties of fresh high-performance concrete were investigated with a new rheometer for concrete, BTRHEOM. It was found that, in a steady state, this category of concrete, without or under vibration, behaves as a Bingham material, and can be characterized by the shear yield stress (