Cheap Price steel rebar for Construction building bridge road
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 17497 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Specification
Standard:
AISI,ASTM
Technique:
Hot Rolled
Shape:
Round
Surface Treatment:
Dry
Steel Grade:
RHB335,HRB400
Thickness:
6-40mm
Length:
5.8-12M
Net Weight:
1-2.5MT
Deformed Steel bar is a common steel reinforcing bar, used in reinforced concrete and reinforced masonry structures.
It is formed from mild steel, and is given ribs for better frictional adhesion to the concrete. The Deformed Steel bar is an iron rod , a weldable plain reinforcing steel bar, and can be used as well for steel meshes.
Product Description :
|
Features
1、Pure steel quality, stable chemical contents, small tolerance.
2、Constant Quality, good drawing performance.
3、High dimension accuracy degree, accuracy degree of Level C up to 80%, smooth surface, less scale, easy to be pickled.
4、Automatic bundling with 4 lines by Machine in tidy and good looks
5、Big high quality percentage, small coil percentage, and heavy coil weight for Hard Coil.
6、High sorbitizing percentage.
Packing:
In bundles, each bundle weight 3.5 tons. Load by container or by bulk verssel.
FAQ:
1.Q: What's your MOQ(minimum order quantity)?
A: One full container, mixed acceptable .
2. Q: What's your packing methods?
A: Packed in bundle or bulk ..
3. Q: How can I buy CNBM products in my country?
A:Please send us an inquiry or email ,we will reply to you if there is distributor in your country
4. Q: Can we visit your factory?
A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.
5. Q: How long does it take to get the product if i place an order?
A:With the process of your requirements,we will pack and deliver in 3-7 days. If it is by sea shipment,it will take 15-45 days depending on different locations
- Q: What is the difference between black and epoxy-coated steel rebars?
- The main difference between black and epoxy-coated steel rebars is the presence of a protective coating on the latter. Black steel rebars are bare steel bars that are susceptible to corrosion, while epoxy-coated steel rebars have a layer of epoxy coating that acts as a barrier against corrosion. This coating provides enhanced durability and longevity to the rebar, making it more suitable for use in environments where corrosion is a concern, such as in coastal areas or concrete structures exposed to chemicals.
- Q: How are steel rebars used in reinforcement cages?
- Steel rebars are used in reinforcement cages to provide structural strength and stability to concrete structures. They are placed strategically within the cage to enhance the overall durability and load-bearing capacity of the reinforced concrete elements.
- Q: What are the guidelines for the proper spacing of steel rebars in columns?
- The guidelines for the proper spacing of steel rebars in columns typically depend on the specific design requirements and structural code regulations. However, common recommendations suggest placing rebars at a minimum distance of three times the diameter of the largest bar or 1.5 times the diameter of the smallest bar. This spacing ensures adequate concrete cover and allows for proper consolidation and strength development. It is crucial to consult the structural engineer or refer to the applicable building codes for precise guidelines.
- Q: How do steel rebars affect the crack width in reinforced concrete?
- Steel rebars can help to control and limit crack width in reinforced concrete structures. The presence of rebars provides reinforcement and increases the tensile strength of the concrete. This enhanced strength helps to distribute and redistribute the stresses caused by loads, reducing the likelihood and width of cracks forming in the concrete. Additionally, the rebars act as a barrier, preventing cracks from propagating and limiting their width.
- Q: Can steel rebars be used in the construction of power plants or industrial facilities?
- Steel rebars can be utilized in the construction of power plants and industrial facilities due to their exceptional strength and durability. They are an ideal option for reinforcing concrete structures in these types of facilities. With their ability to provide necessary strength and support, they can withstand heavy loads, vibrations, and extreme temperatures that are frequently encountered in power plants and industrial facilities. Moreover, steel rebars possess resistance to corrosion, which is particularly vital in such environments where exposure to moisture, chemicals, and other harsh elements is commonplace. Consequently, steel rebars are widely employed in the construction of power plants and industrial facilities to guarantee the buildings' structural integrity and long-lasting nature.
- Q: What are the different types of steel rebars used in earthquake-prone regions?
- In earthquake-prone regions, several types of steel rebars are commonly used, including carbon steel rebars, stainless steel rebars, and epoxy-coated rebars. Carbon steel rebars are the most widely used due to their high strength and cost-effectiveness. Stainless steel rebars provide excellent corrosion resistance and durability, making them suitable for aggressive environments. Epoxy-coated rebars offer protection against corrosion and are often used in locations with high moisture content. The choice of rebar type depends on the specific requirements and conditions of the earthquake-prone region.
- Q: What is the recommended spacing between steel rebars in concrete?
- The recommended spacing between steel rebars in concrete varies depending on the specific project and design requirements. Generally, the spacing can range from 4 to 12 inches, with 6 to 8 inches being a common recommendation. However, it is crucial to consult with a structural engineer or refer to the project's structural design specifications to determine the appropriate spacing for the steel rebars in a particular concrete application.
- Q: Are steel rebars suitable for use in structures with high resistance to corrosion?
- No, steel rebars are not suitable for use in structures with high resistance to corrosion. While steel rebars are commonly used in construction due to their strength and durability, they are susceptible to corrosion when exposed to moisture and other corrosive elements. Over time, this can lead to the deterioration of the rebars and compromise the structural integrity of the entire structure. To ensure high resistance to corrosion, alternative materials such as stainless steel rebars or fiber-reinforced polymer (FRP) rebars are recommended. Stainless steel rebars contain a high percentage of chromium, which forms a protective oxide layer on the surface, preventing corrosion. FRP rebars, on the other hand, are non-metallic and do not corrode, making them an excellent choice for structures in corrosive environments. It is crucial to consider the environmental conditions and the expected lifespan of the structure when choosing the appropriate rebar material. By selecting rebars with high resistance to corrosion, the longevity and safety of the structure can be significantly improved.
- Q: How do steel rebars affect the shrinkage and creep behavior of concrete?
- The shrinkage and creep behavior of concrete are significantly impacted by steel rebars. Shrinkage occurs when concrete contracts as it dries and hardens, while creep refers to the long-term deformation of concrete under sustained load. The presence of steel rebars in concrete has two main effects on its overall shrinkage. Firstly, the rebars provide resistance against shrinkage by countering the tensile forces that arise during drying. This resistance limits the volume change of the concrete, minimizing shrinkage. Secondly, the rebars act as a barrier to moisture movement, thus restricting the drying and shrinkage of the concrete. Nevertheless, the addition of steel rebars can also influence the creep behavior of the concrete. Creep is influenced by the material's modulus of elasticity and strength, both of which can be altered by the presence of steel rebars. The high modulus of elasticity and strength of the rebars can lead to higher levels of creep in the concrete, as there can be differential deformation between the concrete and the steel. Furthermore, the bond between the rebars and the concrete also affects the creep behavior. The strength of this bond influences the transfer of stress from the concrete to the rebars, thereby impacting the overall creep behavior of the composite material. In conclusion, steel rebars can reduce concrete shrinkage by providing resistance against drying and limiting moisture movement. However, they can also influence the creep behavior of the concrete due to factors such as modulus of elasticity, strength, and bond strength between the rebars and the concrete. Understanding the interaction between steel rebars and concrete is essential for designing structures that can withstand shrinkage and creep effects.
- Q: What is the role of steel rebars in preventing structural collapse?
- Steel rebars play a crucial role in preventing structural collapse by reinforcing concrete structures. Concrete, although strong in compression, is relatively weak in tension. This is where steel rebars come into play, as they effectively enhance the tensile strength of the concrete. When structural loads are applied to a building or other concrete structure, the rebars distribute the load across a wider area, preventing the concrete from cracking and failing under the stress. By providing a means for the concrete to resist tension and bending forces, steel rebars help maintain the integrity and stability of the structure. In addition to improving tensile strength, rebars also enhance the overall ductility and flexibility of the concrete. This is critical during events such as earthquakes or high winds, where structures need to withstand significant lateral forces. The presence of rebars helps the concrete to absorb and dissipate these forces, reducing the risk of structural failure. Moreover, steel rebars also prevent structural collapse by resisting the effects of corrosion. When embedded in concrete, rebars are protected from moisture and other corrosive elements, ensuring their long-term durability and ability to support the structure. In summary, steel rebars are essential components in preventing structural collapse. They reinforce concrete structures, enhance tensile strength, improve ductility, resist corrosion, and ultimately contribute to the overall safety and stability of buildings and other concrete constructions.
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Cheap Price steel rebar for Construction building bridge road
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 17497 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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