GB Standard HRB400 Steel Deformed Bar 14mm/16mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t
- Supply Capability:
- 20000 m.t/month
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GB Standard HRB400 Steel Deformed Bar 14mm/16mm
Description:
-Standard: GB
-Material: HRB400
-Specification:
| Diameter(mm) | Section Area(mm2) | Mass(Kg/m) | Length(m) |
| 14 | 153.9 | 1.21 | 9, 12 or as customs' request |
| 16 | 201.1 | 1.58 | 9, 12 or as customs' request |
Chemical Composition(%) of GB Standard HRB400 Steel Deformed Bar 14mm/16mm:
| C | Mn | Si | S | P | V |
| ≤0.25 | ≤1.60 | ≤0.08 | ≤0.045 | ≤0.045 | 0.04-0.12 |
Mechanical Properties of GB Standard HRB400 Steel Deformed Bar 14mm/16mm:
Yield Strength (N/cm²) | Tensile Strength (N/cm²) | Elongation (%) |
≥400 | ≥570 | ≥14 |
Usage and Applications of GB Standard HRB400 Steel Deformed Bar 14mm/16mm:
Deformed bar is widely used in buildings, bridges, roads and other engineering construction. Big to highways, railways, bridges, culverts, tunnels, public facilities such as flood control, dam, small to housing construction, beam, column, wall and the foundation of the plate, deformed bar is an integral structure material. With the development of world economy and the vigorous development of infrastructure construction, real estate, the demand for deformed bar will be larger and larger.
Packaging & Delivery of GB Standard HRB400 Steel Deformed Bar 14mm/16mm:
Packaging Detail: products are packed in bundle and then shipped by container or bulk vessel, deformed bar is usually naked strapping delivery, when storing, please pay attention to moisture proof. The performance of rust will produce adverse effect.
Each bundle weight: 2-3MT, or as required
Payment term: TT or L/C
Delivery Detail: within 45 days after received advanced payment or LC.
Label: to be specified by customer, generally, each bundle has 1-2 labels
Trade terms: FOB, CFR, CIF
Images of GB Standard HRB400 Steel Deformed Bar 14mm/16mm:
*If you would like to get our price, please inform us the size, standard/material and quantity. Thank you very much for your attention.
- Q:How do steel rebars affect the durability of concrete in freeze-thaw cycles?
- The durability of concrete in freeze-thaw cycles can be greatly enhanced by steel rebars. When exposed to freezing and thawing conditions, concrete undergoes expansion and contraction. During freezing, the water inside the concrete pores freezes and expands, exerting pressure on the surrounding concrete matrix. This can lead to cracks and deterioration of the concrete. However, the inclusion of steel rebars in the concrete can help alleviate these problems. Steel has a lower coefficient of thermal expansion compared to concrete, meaning it expands and contracts less with temperature changes. This property allows the steel rebars to absorb the stresses generated during freeze-thaw cycles, preventing significant damage to the concrete structure. Furthermore, steel rebars also reinforce the concrete, increasing its overall strength and toughness. This reinforcement helps distribute the stresses caused by freeze-thaw cycles more evenly throughout the concrete, reducing the likelihood of crack formation or propagation. Moreover, steel rebars act as a barrier against water penetration into the concrete. Moisture is a major contributor to freeze-thaw damage. The steel rebars assist in creating a more impermeable concrete structure by reducing the size and number of cracks, preventing water from entering and causing further deterioration. To sum up, steel rebars play a vital role in enhancing the durability of concrete in freeze-thaw cycles. Their ability to absorb stresses, reinforce the concrete, and prevent water penetration significantly reduces the potential for damage and extends the lifespan of the concrete structure.
- Q:Are steel rebars compatible with other construction materials?
- Yes, steel rebars are compatible with other construction materials. They are commonly used in conjunction with concrete to reinforce structures and provide additional strength and durability. Steel rebars can also be used with other materials such as wood, masonry, or composite materials, depending on the specific construction project requirements.
- Q:How do steel rebars contribute to the overall sustainability of concrete structures?
- Steel rebars contribute to the overall sustainability of concrete structures in several ways. Firstly, steel rebars enhance the durability and lifespan of concrete structures. By reinforcing the concrete, rebars provide added strength and prevent cracking or structural failures, thereby extending the life of the structure. This reduces the need for frequent repairs or replacements, saving resources and minimizing the environmental impact of construction activities. Moreover, steel rebars are 100% recyclable. At the end of a structure's life cycle, the rebars can be easily removed and recycled, reducing the demand for new raw materials and minimizing waste. This not only conserves natural resources but also reduces greenhouse gas emissions associated with the extraction and production of virgin steel. Additionally, incorporating steel rebars into concrete structures allows for the use of thinner concrete sections. By using less concrete, there is a reduced demand for cement, which is a major contributor to carbon dioxide emissions during its production. Therefore, the use of steel rebars helps to lower the overall carbon footprint of concrete structures. Furthermore, steel rebars can be designed to resist corrosion, which is a common issue in concrete structures exposed to harsh environments or in coastal areas. By providing protection against corrosion, the rebars increase the service life of the structure, reducing the need for maintenance and repairs. This not only saves costs but also reduces the environmental impact associated with maintenance activities. Overall, steel rebars play a crucial role in enhancing the sustainability of concrete structures by improving their durability, enabling recycling, reducing material consumption, and minimizing maintenance requirements. By incorporating steel rebars into concrete construction, we can create long-lasting, environmentally-friendly structures that contribute to a more sustainable built environment.
- Q:How do steel rebars resist seismic forces?
- Steel rebars resist seismic forces by providing reinforcement to concrete structures. When an earthquake occurs, the rebars help to distribute the seismic forces throughout the structure, allowing it to withstand the shaking and movement caused by the earthquake. The strength and flexibility of steel rebars make them capable of absorbing and dissipating the energy generated during seismic events, preventing structural failures and enhancing the overall stability of the building.
- Q:What are the factors that determine the selection of steel rebars?
- The factors that determine the selection of steel rebars include the required strength and durability, the specific application and load requirements, the environmental conditions such as exposure to corrosion or high temperatures, the cost-effectiveness, and compliance with relevant building codes and regulations.
- Q:What is the role of steel rebars in preventing structural deformation?
- Various construction projects, including buildings, bridges, and other infrastructure, rely heavily on steel rebars to prevent structural deformation. These rebars, when embedded in concrete, strengthen its ability to withstand tension, as concrete alone is vulnerable to cracking when subjected to tensile stress. The key purpose of steel rebars is to counteract tensile forces that can cause structural deformation. When external loads or forces, such as gravity or wind, are applied to a structure, it experiences both compressive and tensile stresses. While concrete is well-suited to handle compressive forces, it tends to fail under tension and develop cracks. By incorporating steel rebars into the concrete, the overall strength and load-bearing capacity of the structure are significantly enhanced. The rebars serve as tension members, absorbing tensile forces and preventing the concrete from cracking, thus maintaining its integrity. This reinforcement ensures that the forces are distributed more uniformly throughout the structure, minimizing the risk of localized failures or deformations. Moreover, rebars also play a crucial role in controlling and limiting crack propagation caused by factors like shrinkage, temperature fluctuations, or seismic events. These steel bars bridge and hold together any cracks that may occur in the concrete, preventing them from widening and compromising the structure's stability. Steel rebars also contribute to the ductility of the reinforced concrete structure. Ductility refers to a material's ability to deform under stress before reaching its breaking point. The presence of rebars allows the structure to undergo controlled deformation, which is especially important during extreme events like earthquakes or excessive loading. The rebars provide the necessary strength and flexibility to absorb and dissipate energy, thereby reducing the likelihood of catastrophic failure. In conclusion, steel rebars play a crucial role in preventing structural deformation by reinforcing the concrete, enhancing its tensile strength, controlling crack propagation, and improving overall structural integrity. By withstanding tensile forces and enhancing ductility, rebars are essential for ensuring the safety and longevity of various construction projects.
- Q:What is the difference between plate and steel?
- Disk advantages: thread steel is only 9-12, can be screwed on demand random intercept.
- Q:Are steel rebars suitable for use in industrial structures?
- Industrial structures can benefit from the use of steel rebars. These reinforcing bars, also known as steel rebars, are frequently used in the construction industry to enhance the strength and stability of concrete structures. Crafted from high-strength steel, they possess exceptional tensile strength, making them perfect for fortifying concrete in industrial structures that encounter hefty loads, vibrations, or other dynamic forces. Steel rebars also boast good ductility, enabling them to endure bending without fracturing. This is a crucial characteristic in industrial structures that demand high structural integrity. Moreover, steel rebars display commendable resistance to corrosion, a vital quality in industrial environments where exposure to moisture, chemicals, or other corrosive agents is common. In summary, steel rebars serve as a dependable and long-lasting option for reinforcing industrial structures, preserving their structural stability and safety over time.
- Q:Are steel rebars suitable for use in sports stadiums and arenas?
- Yes, steel rebars are commonly used in sports stadiums and arenas due to their strength, durability, and ability to withstand heavy loads, making them suitable for such structures.
- Q:What is the impact strength of steel rebars?
- The impact strength of steel rebars can vary depending on several factors such as the composition of the steel, the manufacturing process, and the specific grade of the rebar. However, in general, steel rebars are known for their high impact strength. This means that they are able to withstand significant forces and impacts without fracturing or breaking. Steel rebars are commonly used in construction projects to reinforce concrete structures and provide additional strength. Their high impact strength allows them to withstand heavy loads, vibrations, and even extreme weather conditions. The impact strength of steel rebars is crucial in ensuring the structural integrity and safety of buildings and infrastructure. They play a critical role in preventing buildings from collapsing under stress, such as earthquakes or heavy loads. Additionally, steel rebars can absorb and distribute the impact energy throughout the structure, reducing the likelihood of localized damage. Overall, the impact strength of steel rebars is a key factor in determining their suitability for various applications in construction. Engineers and architects carefully consider this property when selecting the appropriate grade and size of steel rebars to ensure the durability and safety of the structures they design.
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GB Standard HRB400 Steel Deformed Bar 14mm/16mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t
- Supply Capability:
- 20000 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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