• GB Standard HRB400 Steel Deformed Bar 10mm/12mm System 1
  • GB Standard HRB400 Steel Deformed Bar 10mm/12mm System 2
  • GB Standard HRB400 Steel Deformed Bar 10mm/12mm System 3
GB Standard HRB400 Steel Deformed Bar 10mm/12mm

GB Standard HRB400 Steel Deformed Bar 10mm/12mm

Ref Price:
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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 10mm/12mm

Description:

-Standard: GB

-Material: HRB400

-Specification:

Diameter(mm)Section Area(mm2)Mass(Kg/m)Length(m)
1078.540.6179, 12 or as customs' request
12113.10.8889, 12 or as customs' request

 

Chemical Composition(%) of GB Standard HRB400 Steel Deformed Bar 10mm/12mm:

CMnSiSPV
≤0.25≤1.60≤0.08≤0.045≤0.0450.04-0.12

 

Mechanical Properties of GB Standard HRB400 Steel Deformed Bar 10mm/12mm:

Yield Strength (N/cm²)

Tensile Strength (N/cm²)

Elongation (%)

≥400

≥570

≥14

 

Usage and Applications of GB Standard HRB400 Steel Deformed Bar 10mm/12mm:

 

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 10mm/12mm:

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 10mm/12mm:

 

*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:Can steel rebars be used in lightweight concrete construction?
Yes, steel rebars can be used in lightweight concrete construction. In fact, they are commonly used to reinforce lightweight concrete structures such as walls, beams, and columns. The addition of steel rebars provides tensile strength to the concrete, making it more resistant to cracking and structural failure. Lightweight concrete, which typically has a lower density than traditional concrete, can benefit from the use of steel rebars as they help to counteract the lower strength and reduce the risk of deformation under load. However, it is important to choose the appropriate size and spacing of rebars based on the specific requirements and design of the lightweight concrete structure.
Q:Are there any limitations on the maximum number of steel rebars that can be used in a concrete element?
Yes, there are limitations on the maximum number of steel rebars that can be used in a concrete element. These limitations are based on engineering factors such as the size and strength of the rebars, the dimensions and design of the concrete element, and the load-bearing capacity required. The maximum number of rebars will be determined by these factors to ensure structural integrity and safety.
Q:What are the best practices for handling and storing steel rebars on a construction site?
The best practices for handling and storing steel rebars on a construction site include: 1. Ensuring proper training and supervision for workers involved in the handling and storage of rebars. 2. Using appropriate lifting equipment and techniques to prevent accidents and injuries. 3. Storing rebars in a designated area that is clean, dry, and well-ventilated to prevent rust and corrosion. 4. Organizing rebars based on size, type, and length to facilitate easy access and reduce the risk of tripping or falling. 5. Covering rebars with waterproof material or tarp to protect them from moisture and prevent rusting. 6. Regularly inspecting rebars for any signs of damage or defects and removing any compromised ones from the site. 7. Implementing proper signage and barriers around the rebar storage area to ensure safety and prevent unauthorized access.
Q:What is the average lifespan of steel rebars in a concrete structure?
The average lifespan of steel rebars in a concrete structure can vary depending on various factors such as the quality of the rebars, the type of concrete used, the environmental conditions, and the level of maintenance. However, under normal circumstances, steel rebars in a well-constructed and maintained concrete structure can last for several decades or even longer.
Q:What are the main uses of steel rebars?
Steel rebars, otherwise known as reinforcing bars, serve as a crucial component in construction and civil engineering endeavors, granting robustness and steadiness to concrete structures. The primary applications of steel rebars encompass the following: 1. Reinforcement of Concrete: Steel rebars are strategically integrated within concrete structures to heighten their tensile strength. While concrete exhibits commendable resistance against compressive forces, it remains vulnerable in terms of tension. By incorporating rebars, the resulting composite material (reinforced concrete) is endowed with the ability to withstand both compressive and tensile forces, rendering it suitable for various applications such as building columns, beams, slabs, and foundations. 2. Enhancement of Structural Stability: Steel rebars play a pivotal role in elevating the structural stability of edifices and infrastructures. They facilitate the uniform distribution of loads across the structure, preventing the occurrence of cracks, sagging, or collapse. Through the reinforcement of concrete elements with rebars, structures become capable of enduring substantial loads, seismic activity, and other external forces. 3. Bridges and Highways: Steel rebars find extensive employment in the construction of bridges and highways. As bridges are routinely subjected to substantial loads and harsh environmental conditions, robust and durable reinforcement is imperative. Steel rebars ensure the longevity and structural integrity of these critical infrastructure projects. 4. Retaining Walls and Tunnels: Retaining walls serve the purpose of holding back soil or other substances, thereby preventing erosion. Steel rebars are commonly employed to reinforce these structures, enabling them to withstand the lateral pressures exerted by the retained material. Similarly, in tunnel construction, rebars bestow strength upon the concrete lining, ensuring stability and averting collapse. 5. Foundations: Steel rebars form an indispensable constituent in the construction of building foundations. They contribute to the even distribution of the structure's weight onto the ground, thereby averting the occurrence of settlement or sinking. Furthermore, rebars anchor the foundation to the ground, endowing it with stability against soil movement or seismic forces. 6. Pre-stressed and Post-tensioned Concrete: In the realm of pre-stressed and post-tensioned concrete construction, steel rebars are employed to introduce compressive forces into the concrete members. This technique elevates the structural performance by diminishing tensile stress, augmenting load-bearing capacity, and minimizing cracking. 7. Masonry Reinforcement: Steel rebars are also utilized to reinforce masonry structures such as walls, columns, and arches. By embedding rebars within mortar joints or cores, the overall strength and stability of the masonry system are enhanced, enabling it to withstand lateral loads and seismic forces. To summarize, steel rebars are indispensable in contemporary construction endeavors, furnishing concrete structures with strength, stability, and durability. By virtue of their capacity to resist tensile forces, they ensure the well-being and longevity of buildings, bridges, highways, tunnels, and other crucial infrastructure projects.
Q:Can steel rebars be used in the construction of tunnels and underground transportation systems?
Yes, steel rebars can be used in the construction of tunnels and underground transportation systems. Steel rebars provide structural reinforcement and enhance the overall strength and durability of the underground structures. They are commonly used to reinforce concrete and provide additional support to withstand the loads and stresses experienced in tunnel and underground construction.
Q:Are steel rebars susceptible to magnetic fields?
Steel rebars can be affected by magnetic fields. They are made from a ferromagnetic material, which means they can be magnetized and are attracted to magnets. This is because iron is present in the composition of steel. When steel is exposed to a magnetic field, its atoms align with the field, resulting in magnetization. However, it is worth mentioning that a strong magnetic field is usually needed to magnetize steel rebars, requiring a powerful magnet. In regular circumstances, the magnetic fields encountered are not powerful enough to considerably impact the behavior or properties of steel rebars.
Q:Can steel rebars be used in structures with limited construction budget?
Yes, steel rebars can be used in structures with limited construction budget. Steel rebars are commonly used for reinforcement in concrete structures due to their affordability and high strength. They provide structural integrity and enhance the overall durability of the construction. Therefore, using steel rebars in structures with limited budget can be a cost-effective option without compromising the safety and stability of the building.
Q:Can steel rebars be used in cold storage construction?
Cold storage construction can utilize steel rebars. These rebars are extensively employed in construction for their strength and durability. In the context of cold storage construction, where low temperatures are maintained, steel rebars offer multiple benefits. To begin with, steel rebars possess remarkable thermal conductivity, enabling them to quickly adapt to the low temperatures inside the cold storage facility. This facilitates the maintenance of a consistent temperature throughout the structure, preventing any potential issues of expansion or contraction. Moreover, steel rebars have a high tensile strength, making them suitable for withstanding heavy loads and providing structural stability in cold storage construction. Given that the cold storage facility often requires a robust framework to support the weight of stored products and equipment, this strength is crucial. Additionally, steel rebars exhibit corrosion resistance, which is particularly vital in cold storage environments. The combination of low temperatures and high humidity levels can create an environment favorable to corrosion. However, steel rebars are typically coated with epoxy or galvanized to shield them from moisture and prevent rusting. Lastly, steel rebars are easily obtainable and cost-effective, making them a practical choice for cold storage construction projects. They can be readily sourced and fabricated to meet specific design requirements, ensuring that the structure can withstand the unique challenges of a cold storage environment. In conclusion, steel rebars can effectively be utilized in cold storage construction due to their thermal conductivity, high tensile strength, corrosion resistance, and availability. They provide the necessary structural support and durability required for the construction of cold storage facilities.
Q:How do steel rebars affect the overall durability of marine structures?
Steel rebars play a crucial role in enhancing the overall durability of marine structures. Due to their high tensile strength and corrosion resistance, steel rebars provide structural stability and prevent the degradation of marine structures caused by environmental factors such as saltwater, waves, and harsh weather conditions. One of the main challenges faced by marine structures is corrosion, as the constant exposure to saltwater can significantly weaken the structure over time. Steel rebars, often coated with anti-corrosive materials such as epoxy or galvanized coatings, act as a protective layer against corrosion. This coating prevents the penetration of saltwater and other corrosive agents, ensuring the longevity of the marine structure. Furthermore, steel rebars are known for their high tensile strength, which allows them to withstand the tremendous forces exerted by waves and currents. These rebars provide the necessary reinforcement to the concrete used in marine structures, preventing cracks or failure due to excessive loads. This reinforcement enhances the structural integrity of the marine structure, making it more resilient against external forces. Moreover, steel rebars offer flexibility in design and construction, allowing for the creation of complex and robust marine structures. With the ability to bend and shape rebars as needed, engineers can design structures that are better suited to withstand the unique challenges posed by the marine environment. This flexibility also facilitates the construction process, making it more efficient and cost-effective. Overall, steel rebars significantly contribute to the durability of marine structures by providing corrosion resistance, enhancing structural stability, and enabling innovative design solutions. Their presence ensures the longevity and reliability of marine structures, allowing them to withstand the harsh conditions of the marine environment for extended periods.

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