Rebar Steel 12mm Grade HRB400 HRB500 China mill
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 19000 m.t./month
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Specification
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.
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.
Product Description :
Chemical composition (%): | Steel | C | Si | Mn | P | S | Ceq | ||||
HRB335 |
0.25 |
0.80 |
1.60 |
0.045 |
0.045 | 0.52 | |||||
HRB400 | 0.54 | ||||||||||
HRB500 | 0.55 | ||||||||||
Mechanical properties | Steel | Rel/ MPa | Rm/ MPa | A/ % | Agt/ % | ||||||
≥ | |||||||||||
HRB335 | 335 | 455 | 17 |
7.5 | |||||||
HRB400 | 400 | 540 | 16 | ||||||||
HRB500 | 500 | 630 | 15 | ||||||||
Package: | Standard export packing or as customer's request | ||||||||||
Application: | Construction, building, bridge, road. ect | ||||||||||
Payment terms | 1).100% irrevocable L/C at sight. | ||||||||||
Delivery time | 15-30 days after receipt of L/C or deposit by T/T | ||||||||||
Packing:
In bundles, each bundle weight 3.5 tons. Load by container or by bulk verssel.
Our service
(1) We cooperate with famous factories with advanced equipment and well trained workers.
(2) We can provide factory price with trading company service.
(3) We continuously work on the improvement of our processes, guaranteeing consistently high standards
of quality to keep none compensation.
(4) We guarantee 24 hours response and 48 hours solution providing service.
(5) We accept small order quantity before formal cooperation.
(6) We deliver the agreed quality at the agreed time, reacting to changes in customer wishes in a flexible way.
(7) Due to our volume and selling power, we have excellent freight rates with shipping lines.
(8) We strive to always be fair and honest in our dealings with customers.
(9) We strive to work together with customers to achieve much more than we can achieve alone.
(10) Through our passion and commitment we aim to be a market leader in all our key markets. To maintain
our position as market leader we must continue to add value in all that we do.
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: Can steel rebars be used in parking garage construction?
- Yes, steel rebars can indeed be used in parking garage construction. Steel rebars are commonly used as reinforcement in concrete structures, including parking garages, to enhance their strength and durability. The rebars help to reinforce the concrete and prevent cracking or collapsing under heavy loads, making them an essential component in parking garage construction.
- Q: What is the maximum length of a steel rebar available in the market?
- Manufacturers and the construction industry dictate the maximum length of steel rebar found in the market, which can differ. Typically, steel rebar is available in lengths ranging from 20 feet (6 meters) to 60 feet (18 meters), favored due to transportation and handling limitations. Nevertheless, it is crucial to acknowledge that manufacturers can accommodate custom lengths for project-specific needs upon special request.
- Q: How do steel rebars affect the constructability of a project?
- Steel rebars play a crucial role in enhancing the constructability of a project in several ways. Firstly, they provide structural strength and stability to reinforced concrete structures. By reinforcing the concrete, rebars help to distribute the load more evenly, increasing the overall strength and durability of the project. Secondly, steel rebars allow for the construction of larger and taller structures. They provide the necessary tensile strength to counteract the concrete's weakness in resisting tension forces. This enables engineers and architects to design and build structures with greater flexibility, leading to more innovative and impressive architectural designs. Moreover, steel rebars help to ensure the integrity and safety of a project. They act as a reinforcement against external forces such as earthquakes, wind loads, and impacts. By resisting these forces, they enhance the structural stability, reducing the risk of collapse or damage during extreme conditions. Steel rebars also contribute to the longevity and maintenance of the project. Due to their high tensile strength and resistance to corrosion, they help extend the lifespan of the structure. This reduces the need for frequent repairs and replacements, resulting in cost savings and less disruption to the project. Furthermore, the use of steel rebars simplifies the construction process. They can be easily cut, bent, and shaped to fit the required specifications, making them highly adaptable to various project requirements. This flexibility allows for efficient construction, reducing the time and effort required for implementation. Overall, steel rebars significantly impact the constructability of a project by providing strength, stability, flexibility, safety, longevity, and simplification. Their use enables the construction of robust and aesthetically pleasing structures, ensuring the success and sustainability of the project.
- Q: Can steel rebars be used in the construction of residential buildings?
- Yes, steel rebars can be used in the construction of residential buildings. Steel rebars are commonly used as reinforcement in concrete structures, including residential buildings, to provide added strength and stability. They help to distribute loads and prevent cracking or failure in the concrete. Steel rebars are widely used in residential construction projects to enhance the overall structural integrity and durability of the building.
- Q: What is the role of steel rebars in maintaining structural integrity?
- Steel rebars play a crucial role in maintaining structural integrity by reinforcing and strengthening concrete structures. They provide tensile strength to resist cracking, bending, and shearing forces, enhancing the overall stability and durability of buildings, bridges, and other infrastructure.
- Q: What are the guidelines for protecting steel rebars during concrete placement and compaction?
- The guidelines for protecting steel rebars during concrete placement and compaction are essential to ensure the structural integrity and durability of the concrete structure. Here are some key guidelines to follow: 1. Covering and Support: Steel rebars should be adequately covered and supported to protect them from corrosion and damage. The minimum cover requirements should be met as specified in the design or relevant standards. The rebars should be positioned accurately and must not touch the ground or formwork directly. 2. Cleanliness: Before placing concrete, the rebars should be thoroughly cleaned to remove any rust, scale, dirt, or other contaminants. This can be achieved by wire brushing, sandblasting, or using other appropriate methods. Clean rebars provide a better bond with the concrete and reduce the risk of corrosion. 3. Moisture Control: The rebars should be kept dry during concrete placement and compaction. Excessive moisture can accelerate corrosion, especially in areas with high humidity or chloride exposure. Proper drainage systems and the use of waterproofing membranes can help prevent moisture accumulation. 4. Spacing and Tying: Rebars should be adequately spaced and tied together to maintain the desired concrete cover and prevent displacement during concrete placement and compaction. This ensures that the rebars are properly embedded in the concrete and provide the required structural strength. 5. Vibrating and Compaction: During concrete placement, care should be taken to prevent direct contact between the vibrator and the rebars, as this can cause damage or displacement. Vibrating should be done carefully and gradually, ensuring that the concrete is compacted uniformly and tightly around the rebars. 6. Concrete Placement Techniques: Proper concrete placement techniques should be followed to minimize the risk of rebar displacement. The concrete should be placed gently and evenly, avoiding excessive dropping or splashing that could displace the rebars. Proper compaction and consolidation techniques should also be employed to eliminate voids and ensure full encapsulation of the rebars. 7. Protection from External Factors: The rebars should be protected from environmental factors that can cause corrosion, such as exposure to moisture, chemicals, or aggressive soils. Adequate curing of the concrete is crucial to prevent rapid drying or carbonation, which can lead to corrosion and reduced durability. By following these guidelines, the rebars can be effectively protected during concrete placement and compaction, ensuring the longevity and safety of the concrete structure. It is recommended to consult the relevant design codes, specifications, and industry best practices for specific guidelines applicable to the project at hand.
- Q: How do steel rebars affect the construction cost of high-rise buildings?
- Steel rebars can significantly affect the construction cost of high-rise buildings. As an important component of reinforced concrete structures, steel rebars provide strength and durability, ensuring the integrity and stability of the building. However, the cost of steel rebars can be high, especially in large-scale projects. The quantity and quality of rebars required, along with fluctuations in steel prices, can impact the overall construction budget. Nevertheless, considering the vital role they play in ensuring the safety and longevity of high-rise buildings, steel rebars are a necessary investment for any construction project.
- Q: Can steel rebars be used in underground construction projects?
- Indeed, steel rebars have the ability to be utilized in underground construction endeavors. In fact, rebars are commonly employed in a wide array of construction projects, including those involving subterranean structures. The primary purpose of steel rebars is to fortify concrete and furnish the structure with added strength and stability. In underground construction specifically, rebars are frequently employed in the creation of foundations, walls, and columns to fortify the concrete and guarantee the integrity of the structure. By incorporating steel rebars into underground construction projects, the load-bearing capacity of the concrete is significantly enhanced, rendering it more impervious to the pressure and forces exerted by the surrounding soil and groundwater. Furthermore, steel rebars possess exceptional durability and corrosion resistance, thus rendering them appropriate for subterranean environments where they may be exposed to moisture and other potentially harmful elements. In sum, the inclusion of steel rebars in underground construction endeavors is absolutely vital in order to ensure the structural stability and longevity of these below-ground structures.
- Q: How do steel rebars perform in fire-resistant constructions?
- Due to their inherent properties, steel rebars are highly effective in fire-resistant constructions. The utilization of steel rebars in these structures serves to bolster their fire resistance. Steel possesses a high melting point and exhibits exceptional heat transfer properties, rendering it a dependable material in fire scenarios. When subjected to elevated temperatures, steel rebars do not undergo combustion or emit toxic fumes, crucially ensuring the safety of individuals during a fire incident. Furthermore, steel rebars possess a low coefficient of thermal expansion, signifying that they experience minimal expansion when exposed to heat. This characteristic helps to maintain the structural integrity of fire-resistant constructions, thereby averting potential structural failures during a fire. Additionally, steel rebars boast high tensile strength, which significantly contributes to the overall performance of the structure in fire conditions. This strength enables the rebars to withstand the forces generated by the concrete's expansion due to heat, thereby reducing the risk of cracking or spalling. Moreover, steel rebars can be encased in fire-resistant materials like concrete and fireproof coatings to provide an additional layer of protection against fire. This combination of steel and fire-resistant materials produces a robust system that effectively endures high temperatures and prolongs the construction's structural stability in the event of a fire. In conclusion, steel rebars play a vital role in fire-resistant constructions. Their high melting point, low thermal expansion, and exceptional tensile strength make them a dependable choice for enhancing the fire resistance of structures. By incorporating steel rebars into construction designs, the safety and durability of buildings are significantly enhanced, affording occupants valuable time to evacuate and minimizing the potential for structural damage during a fire incident.
- Q: How do steel rebars improve the load-carrying capacity of concrete?
- Steel rebars improve the load-carrying capacity of concrete through a combination of reinforcement and strength enhancement. When steel rebars are embedded within the concrete, they provide tensile strength to a material that is otherwise weak in tension. This is because concrete is strong in compression but relatively weak in tension. The rebars act as a support system within the concrete, distributing the load more evenly and preventing cracks or failure. When a load is applied to the concrete, the rebars resist the tensile forces and help to hold the concrete together, increasing its ability to carry and distribute the load. Furthermore, steel rebars also enhance the ductility of concrete. Ductility refers to the ability of a material to deform without fracturing. By adding steel rebars, the concrete becomes more flexible and capable of withstanding greater stress and strain without failure. This is particularly important in structures subject to earthquakes, as the ability to absorb and dissipate energy is crucial for their overall integrity. In summary, steel rebars improve the load-carrying capacity of concrete by reinforcing it with tensile strength, distributing the load more evenly, preventing cracks, and enhancing its overall ductility. This combination of reinforcement and strength enhancement significantly increases the structural stability and durability of concrete structures.
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Rebar Steel 12mm Grade HRB400 HRB500 China mill
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 19000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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