Traditional Culture Encyclopedia - Traditional culture - Can the second floor be built without steel bars when building the first floor in rural areas?
Can the second floor be built without steel bars when building the first floor in rural areas?
Nowadays, steel bars are used. If it is to cope with demolition, it does not need to be used.
1. Rebar refers to steel for reinforced concrete and prestressed reinforced concrete. Its cross-section is circular, sometimes square with rounded corners. Including plain round steel bars, ribbed steel bars, and torsion steel bars.
2. Steel bars can withstand tensile force and increase mechanical strength.
3. Steel bars have the characteristics of high tensile strength, high compressive strength, aging resistance and corrosion resistance. Participate in the work together with the concrete after it is poured and formed to make up for the shortcomings of low tensile strength of concrete. It does play a role in supporting the skeleton before the beam is poured and formed.
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