The principle of the joint action of steel bars and concrete
by The invention of reinforced concrete appeared in modern times, and it is generally believed that French gardener Joseph Monier invented reinforced concrete in 1849 and …
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What is the correlation between concrete cracking and curing?
In the secondary pressing process, it is now common to manually press with a spatula, which not only has low efficiency but also lacks sufficient …
Key points, specifications, and precautions for concrete curing
Concrete curing plays a crucial role in the construction process, determining the quality and durability of the final building structure. From high-rise buildings to roads …
Key points and control measures of concrete construction technology under high temperature weather
1. Accelerated slump loss: For every 10 ℃ increase in ambient temperature, the hydration rate of cement increases by 20% -30%, resulting in a 30% …
Key points of concrete construction and maintenance technology under high temperature weather
1. shuttering magnet adapter Inhibit water evaporation: Control the surface water evaporation rate to ≤ 0. 3kg/(㎡· h) to avoid plastic shrinkage cracks (GB/T 51024-2014). …
Design Method for Mix Proportion of Mechanized Aggregate Concrete
As an important component of the entire bridge project, this project accounts for up to 40%, with a total of 548 foundation piles installed to …
How to use slump to evaluate concrete quality
Pile foundation, suspended formwork, sloping roof, and slope: These construction sites require concrete flowability not to be too high, as long as it can meet …
Analysis of the causes of cracks in cast-in-place concrete structures
Concrete is a composite structure composed of cement, coarse and fine aggregates, water, and various additives and admixtures that undergo a series of physical and …
Production and Market Analysis of Commercial Concrete in Various Provinces and Cities of China in 2024
In 2024, the Chinese commodity concrete market will present a complex situation under the interweaving of multiple factors. According to incomplete statistics from China Concrete …
Decorative retarder: creating a concrete surface that combines aesthetics and functionality
In modern architecture, concrete is not only a structural material, but it can also become a beautiful decorative element. Decorative retarders, as an innovative chemical …