Reinforced Rebar Steel for Construction building bridge road
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 19000 m.t./month
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Specification
Rebar (short for reinforcing bar), also known as reinforcing steel, reinforcement steel, is a steel bar or mesh of steel wires
used as a tension device in reinforced concrete and reinforced masonry structures to strengthen and hold the concrete in tension.
Rebar's surface is often patterned to form a better bond with the concrete.
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 both residential and commercial construction?
- Yes, steel rebars can be used in both residential and commercial construction. Steel rebars are commonly used as reinforcement in concrete structures to provide added strength and durability. They are suitable for a wide range of applications, including foundations, walls, columns, beams, and slabs, which are common elements in both residential and commercial construction. The use of steel rebars ensures that the concrete structures can withstand the loads and stresses imposed on them, making them suitable for various construction projects, regardless of their scale or purpose.
- Q:What is the process of testing the quality of steel rebars?
- To ensure compliance with industry standards and specifications, the quality of steel rebars undergoes a series of steps in the testing process. Firstly, visual inspection is conducted to identify any visible defects, such as cracks, irregularities, or improper dimensions. Next, a sample of the rebars is taken for chemical composition analysis. This analysis determines the composition of the steel, including carbon, manganese, sulfur, phosphorus, and other elements, ensuring it meets the required standards for strength and durability. To measure the maximum stress the rebars can endure without deformation or failure, a tensile strength test is performed. This involves applying an increasing load to a sample until it breaks, with the tensile strength calculated by dividing the breaking load by the sample's cross-sectional area. The bend test evaluates the rebar's ductility by bending a sample to a specified angle without any cracks or fractures occurring. This test assesses the rebars' ability to withstand bending and shaping during construction. For rebars intended for use in welded structures, a weldability test is conducted to ensure there are no issues, such as cracking or loss of strength, during the welding process. The rebars are also inspected for dimensional and weight compliance, including length, diameter, and weight. Any deviations from the required specifications may indicate potential quality issues. To assess the rebars' resistance to corrosion over time, a corrosion resistance test is carried out. This involves subjecting the rebars to a corrosive environment or using accelerated corrosion testing methods. Non-destructive testing techniques, such as ultrasonic testing, magnetic particle inspection, or radiographic testing, may be employed to detect any internal defects or irregularities that are not visible to the naked eye. These tests ensure the integrity and quality of the rebars. Once all the tests are completed and the rebars meet the required standards, they are certified and documented. This documentation serves as evidence of the rebars' quality and compliance, ensuring safety and durability in construction projects. By following these comprehensive testing procedures, builders, engineers, and end-users can be assured that the steel rebars meet the necessary quality standards for their intended applications.
- Q:What is the impact of steel rebars on the overall cost of a construction project?
- Steel rebars have a significant impact on the overall cost of a construction project. As one of the key components in reinforced concrete structures, rebars contribute to the strength and durability of the building. However, the cost of steel rebars can vary depending on factors such as market prices, project specifications, and quantity required. In some cases, the cost of rebars can be a substantial portion of the total project cost. Therefore, careful planning and procurement strategies are essential to effectively manage the impact of steel rebars on the overall project budget.
- Q:What are the factors that determine the spacing and diameter of steel rebars?
- The factors that determine the spacing and diameter of steel rebars include the structural requirements of the project, the load-bearing capacity needed, the type of concrete being used, and the design codes and regulations in place. Additionally, factors such as the spacing of adjacent rebars, the concrete cover thickness, and the construction process also play a role in determining the spacing and diameter of steel rebars.
- Q:Can steel rebars be used in hospital construction?
- Yes, steel rebars can be used in hospital construction.
- Q:Can steel rebars be used in historical building restoration?
- Historical building restoration can benefit from the incorporation of steel rebars. These rebars are commonly used in construction to enhance the strength and durability of concrete structures. In the case of restoring historical buildings, the primary objective is to preserve the structure's original charm and aesthetics, while also guaranteeing its structural soundness. To achieve this, careful integration of steel rebars is possible to reinforce weak areas or replace sections that have deteriorated or suffered damage. This utilization of rebars results in a more stable and long-lasting structure, ensuring the building's endurance for future generations. Nevertheless, it is crucial to ensure that the incorporation of steel rebars in historical building restoration is executed in a manner that respects the structure's historical value. The discreet integration of rebars is necessary to avoid compromising the building's original appearance or architectural features. Moreover, any restoration work undertaken on historical buildings should adhere to strict preservation guidelines and be carried out by skilled professionals well-versed in historical preservation. By doing so, the restoration process maintains the historical integrity of the building while incorporating necessary structural reinforcements, such as steel rebars.
- Q:What are the different types of steel rebars available for different applications?
- There are several different types of steel rebars available for various applications. Some of the most commonly used types include: 1. Mild Steel Rebars: These are the most common type of rebars used in construction projects. They have a low carbon content and are relatively inexpensive. Mild steel rebars are suitable for general construction purposes and are used in residential buildings, bridges, and small to medium-sized structures. 2. High-strength Reinforcement Bars (HSRB): These rebars have a higher tensile strength compared to mild steel rebars. They are commonly used in high-rise buildings, large infrastructure projects, and heavy-duty structures where greater strength is required. HSRB rebars are often made from alloys such as carbon, manganese, or silicon to enhance their strength. 3. Epoxy-Coated Rebars: These rebars are coated with epoxy resin to protect them from corrosion. Epoxy-coated rebars are commonly used in marine structures, parking garages, and areas with high humidity or exposure to moisture. The epoxy coating acts as a barrier, preventing the steel from coming into contact with corrosive elements, thus extending the lifespan of the rebar. 4. Stainless Steel Rebars: Unlike mild steel rebars, stainless steel rebars contain a significant amount of chromium, which provides excellent resistance to corrosion. These rebars are often utilized in highly corrosive environments such as coastal areas, chemical plants, and wastewater treatment facilities. Stainless steel rebars are also used in structures that require a high aesthetic appeal, such as architectural buildings and monuments. 5. Galvanized Rebars: Galvanized rebars are coated with zinc to protect them from corrosion. The zinc coating acts as a sacrificial layer, corroding itself before the underlying steel is affected. These rebars are commonly used in areas with moderate corrosion risks, such as concrete structures exposed to deicing salts or in coastal regions. 6. Carbon Fiber Reinforced Polymer (CFRP) Rebars: CFRP rebars are made of carbon fibers embedded in a polymer matrix. They are lightweight, corrosion-resistant, and have high tensile strength. CFRP rebars are commonly used in retrofitting existing structures, as they provide excellent strength and durability without adding significant weight. The choice of steel rebar depends on the specific application, environmental conditions, and structural requirements. It is essential to consult with structural engineers and adhere to local building codes and standards to ensure the appropriate type of rebar is selected for each project.
- Q:Can steel rebars be used in other construction materials apart from concrete?
- Yes, steel rebars can be used in other construction materials apart from concrete. They can also be utilized in masonry structures, timber frames, and even in composite materials. The high strength and durability of steel rebars make them suitable for reinforcing various construction materials, enhancing their structural integrity and load-bearing capacity.
- Q:Can steel rebars be used in nuclear power plants?
- Yes, steel rebars can be used in nuclear power plants. Steel rebars are commonly used in construction projects, including nuclear power plants, to reinforce concrete structures. These rebars provide added strength and stability to the concrete, enhancing its ability to withstand various loads and forces. However, it is important to note that the use of steel rebars in nuclear power plants must comply with specific regulations and standards to ensure the safety and integrity of the plant. These regulations may include requirements for the type of steel used, its composition, and mechanical properties. Additionally, the rebars must undergo rigorous quality control measures to ensure they meet the required standards and are free from any defects that could compromise the structural integrity of the plant. Overall, steel rebars can be safely used in nuclear power plants as long as they meet the necessary regulatory requirements and quality control measures.
- Q:Are steel rebars suitable for use in foundation structures?
- Yes, steel rebars are suitable for use in foundation structures. Steel rebars, also known as reinforcing bars, are commonly used in concrete construction to provide strength and reinforcement to the structure. The use of steel rebars in foundation structures helps to increase the load-bearing capacity and durability of the foundation. Steel rebars are made from steel, which has high tensile strength and is resistant to corrosion, making it an ideal material for use in foundation structures. The rebars are placed in the concrete during construction, providing additional strength and preventing cracks or fractures in the foundation. They help to distribute the load evenly throughout the foundation, reducing the risk of settlement or failure. Furthermore, steel rebars can be easily customized to meet the specific requirements of the foundation structure. They come in various sizes, shapes, and grades, allowing for flexibility in design and construction. This versatility makes steel rebars suitable for use in different types of foundation structures, including residential, commercial, and industrial buildings. Overall, steel rebars are a reliable and cost-effective choice for reinforcing foundation structures. They enhance the structural integrity and longevity of the foundation, ensuring a solid and stable base for the entire building.
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Reinforced Rebar Steel for Construction building bridge road
- Ref Price:
-
- Loading Port:
- Shanghai
- 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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