Results 11 to 20 of about 38,263 (298)

INDIRECT METHODS OF AUSTENITIC STAINLESS STEELS WORKABILITY EVALUATION [PDF]

open access: yesFiabilitate şi Durabilitate, 2015
The paper presents the results of a complex study of the workability behaviour in cutting of certain austenitic steels , with little nickel , also allied with manganese.
Daniela Florentina TĂRÂŢĂ
doaj   +2 more sources

What workers can tell us about post-COVID workability [PDF]

open access: yes, 2022
BACKGROUND: The apparent functional impact of post-COVID-19 syndrome has workability implications for large segments of the working-age population. AIMS: To understand obstacles and enablers around self-reported workability of workers following COVID-19,
A Baraniak   +17 more
core   +1 more source

The effect of organic farming on soil physical properties, infiltration and workability [PDF]

open access: yes, 2011
Organically managed land has increased to 4 % of the total area of agricultural land in the UK. Changing land management can impact upon the rural environment (soils, hydrology and biodiversity) and rural community (socio-economics and culture).
Hathaway-Jenkins, Laura Jane
core   +7 more sources

Steel Fiber Concrete Mixture Workability [PDF]

open access: yes, 2016
The article provides an overview of existing parameters of concrete mixture workability estimates for steel fiber concrete. The study shows that the standard concrete workability parameters such as mobility, stiffness, spread, viscosity may not be used ...
Pikus, G.A.
core   +1 more source

Investigation and Preparation of the Plastering Mortar for Autoclaved Aerated Blocks Walls

open access: yesCrystals, 2021
The increase in the use of aerated concrete blocks (AAB) in construction walls has increased the demand for specialized plastering mortar, which should have the characteristics of high water retention, low water absorption, low thermal conductivity and ...
Tao Feng   +4 more
doaj   +1 more source

Measuring Workability of High-Fines Concrete [PDF]

open access: yes, 2005
"The workability of fresh concrete has traditionally been evaluated with the slump test, which provides an inadequate indication of this important parameter... The need for a better test method for workability is well established within the concrete
International Center for Aggregates Research
core   +1 more source

Restoration of Deteriorated Concrete Columns by Wrapping with an Ecological UHPC

open access: yesProceedings, 2019
Ultra high performance concrete (UHPC) is self-compacting, reaching compressive strength over 200 MPa and flexural strength exceeding 30 MPa material. The used very low W/C ratio and high amount of Portland cement often exceeding 900 kg/m3, addition of ...
Ankit Kothari   +2 more
doaj   +1 more source

Development of Non-Proprietary Ultra-High Performance Concrete Mixtures

open access: yesBuildings, 2022
The development of non-proprietary Ultra-High Performance Concrete (UHPC) is one way to reduce the initial cost of construction. However, workability is a major issue for which such mixtures are not practical in field conditions.
Tawsif Mohammad Hasan   +4 more
doaj   +1 more source

Effect of Morphologically Controlled Hematite Nanoparticles on the Properties of Fly Ash Blended Cement

open access: yesNanomaterials, 2021
Several types of hematite nanoparticles (α-Fe2O3) have been investigated for their effects on the structure and properties of fly ash (FA) blended cement.
Pantharee Kongsat   +3 more
doaj   +1 more source

Mix-design and Properties of Mortars from Alkali-activated Fly Ashes Containing High Amounts of Unburned Carbon Matter

open access: yesInternational Journal of Concrete Structures and Materials, 2020
Alkali-activated materials are a promising type of binder candidate as a substitute to Portland cement. Fly ashes can be used as binder precursors giving higher environmental benefits.
Stefania Manzi   +3 more
doaj   +1 more source

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