Why is the standard curing strength for concrete set at 28 days?
by Concrete gradually hardens and increases its compressive strength through the bonding effect of cement. lifting anchor Due to the fact that the hardening of cement …
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The key steps of concrete curing: these details cannot be ignored
The national standard “Quality Control Standards for Concrete” points out that the poured concrete is an important part of concrete construction, and the quality of …
What should be paid attention to in the construction process and mix proportion of vegetation concrete
We once again focus on the construction process and proportioning precautions of vegetation concrete, which are also the most concerned issues for engineering practitioners or …
The historical evolution of reinforcement design standards in China
Compared to the design standards of new buildings, the systematic evaluation standards and reinforcement technology standards of existing buildings are lacking, and the systematic reinforcement …
Independent support technology for post pouring PVC pipe formwork concrete
The independent support of post pouring PVC pipe formwork concrete mainly uses PVC pipes with a wall thickness of 4. edge lift magnetic former 0mm …
C25 Concrete Mix Proportion Detailed Table
The following is a common C25 concrete mix proportion list, suitable for ordinary bridge engineering and building structures, using conventional materials (P. O 42. magnetic …
Should we choose commercial concrete or self mixed concrete for self built houses? This article explains it clearly!
This issue has actually been debated for a long time. spherical head magnetic former Today, let’s talk about it in detail to help you clarify …
Reasons and hazards of concrete floating slurry generation
Floating slurry is a loose surface slurry formed during concrete construction, which is essentially a product of the segregation of concrete components. lifting socket withhold …
【 Daily Study 】 Causes and Treatment Methods of Concrete Cracking
The cracks that occur in concrete under conventional static, dynamic loads, and secondary stresses are called load cracks, which can be classified into two main …
The initial slump of concrete must be left with surplus
The phrase ‘initial slump must be left’ is often heard on construction sites, but it is determined by the phenomenon that ‘slump will be lost’ …