Chrome Alloy Deformed Steel Bar of Hot Rolled
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 50000 m.t./month
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Specification
Product Description:
OKorder is offering Chrome Alloy Deformed Steel Bar of Hot Rolled at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Chrome Alloy Deformed Steel Bar of Hot Rolled are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's Chrome Alloy Deformed Steel Bar of Hot Rolled are durable, strong, and resist corrosion.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Specifications of Chrome Alloy Deformed Steel Bar of Hot Rolled:
Standard | GB | HRB400 | |
Diameter | 6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm, 22mm,25mm,28mm,32mm,36mm,40mm,50mm | ||
Length | 6M, 9M,12M or as required | ||
Place of origin | Hebei, China mainland | ||
Advantages | exact size, regular package, chemical and mechanical properties are stable. | ||
Type | Hot rolled deformed steel bar | ||
Brand name | DRAGON | ||
Chemical Composition: (Please kindly find our chemistry of our material based on HRB500 as below for your information)
Grade | Technical data of the original chemical composition (%) | ||||||
C | Mn | Si | S | P | V | ||
HRB400 | ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | 0.04-0.12 | |
Physical capability | |||||||
Yield Strength (N/cm²) | Tensile Strength (N/cm²) | Elongation (%) | |||||
≥400 | ≥570 | ≥14 | |||||
Theoretical weight and section area of each diameter as below for your information:
Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m bar(kg) |
6 | 28.27 | 0.222 | 2.664 |
8 | 50.27 | 0.395 | 4.74 |
10 | 78.54 | 0.617 | 7.404 |
12 | 113.1 | 0.888 | 10.656 |
14 | 153.9 | 1.21 | 14.52 |
16 | 201.1 | 1.58 | 18.96 |
18 | 254.5 | 2.00 | 24 |
20 | 314.2 | 2.47 | 29.64 |
22 | 380.1 | 2.98 | 35.76 |
25 | 490.9 | 3.85 | 46.2 |
28 | 615.8 | 4.83 | 57.96 |
32 | 804.2 | 6.31 | 75.72 |
36 | 1018 | 7.99 | 98.88 |
40 | 1257 | 9.87 | 118.44 |
50 | 1964 | 15.42 | 185.04 |
Usage and Applications of Chrome Alloy Deformed Steel Bar of Hot Rolled:
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 Chrome Alloy Deformed Steel Bar of Hot Rolled:
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
FAQ:
Q1: Why buy Materials & Equipment from OKorder.com?
A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.
Q2: How do we guarantee the quality of our products?
A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.
Q3: How soon can we receive the product after purchase?
A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
- Q: What are the factors to consider when choosing the right steel rebar for a project?
- When choosing the right steel rebar for a project, several factors should be considered. Firstly, the grade of the steel rebar is crucial as it determines the strength and durability of the structure. The project's design specifications and load-bearing requirements should guide the selection of the appropriate grade. Secondly, the diameter and shape of the rebar are essential considerations. The diameter determines the structural capacity, while the shape, whether it is plain or deformed, influences the bonding with concrete. Moreover, the corrosion resistance of the steel rebar is vital, especially in environments prone to moisture or chemical exposure. Coating options, such as epoxy or galvanized, can enhance the rebar's longevity. Additionally, the availability and cost of the steel rebar should be evaluated. It is important to source the rebar from reputable suppliers who can provide the required quantity and quality within the project's budget. Lastly, adherence to local building codes and regulations is crucial. Compliance with standards and specifications ensures that the chosen steel rebar meets the necessary requirements for the project, ensuring safety and legality.
- Q: Are steel rebars prone to bending or warping?
- Yes, steel rebars are prone to bending or warping under certain conditions. The flexibility and malleability of steel make it susceptible to bending or warping when subjected to excessive stress, temperature changes, or improper handling during construction or transportation. Proper reinforcement techniques and quality control measures can help minimize the risk of bending or warping in steel rebars.
- Q: Can steel rebars be used in architectural concrete elements?
- Indeed, architectural concrete elements can incorporate steel rebars for reinforcement, thereby augmenting the strength and longevity of the structure. It is customary to employ steel rebars in concrete construction as they fortify the concrete and enhance its durability. In the realm of architectural concrete, rebars can be tactically positioned to fortify the structural integrity of the elements, while simultaneously contributing to their visual appeal. Depending on the desired design outcome, these rebars can either be visibly exposed or discreetly concealed within the concrete. By utilizing steel rebars, architects possess the versatility to fashion intricate and distinctive architectural elements, all the while ensuring the requisite strength and stability.
- Q: What are the guidelines for proper bending of steel rebars on construction sites?
- To guarantee the structural integrity and safety of buildings, it is crucial to adhere to guidelines for bending steel rebars on construction sites. The following are key guidelines that should be followed: 1. Utilize appropriate tools: Make use of a specialized rebar bending machine or manual rebar bender designed specifically for steel rebars. These tools enable precise bending without causing any damage or weak points on the rebar. 2. Accurately determine the required bend angle: Before bending, accurately measure and mark the desired bend angle on the rebar. Use either a protractor or a bending template to achieve the angle you desire. 3. Adhere to the bending radius: The bending radius refers to the minimum radius at which the rebar can be bent without sustaining any damage. Always follow the recommended bending radius provided by the manufacturer or structural engineer to prevent fractures or deformations. 4. Secure the rebar firmly: Before bending, ensure that the rebar is securely fastened in the bender to prevent any slipping or movement during the bending process. This guarantees precise bending and reduces the risk of accidents. 5. Employ a gradual bending process: When bending the rebar, apply gradual pressure and avoid sudden or excessive force. This gradual bending approach minimizes the risk of cracks or fractures and preserves the rebar's structural integrity. 6. Conduct a thorough inspection of the bend: After bending, carefully examine the rebar to ensure that it matches the desired angle and displays no visible defects or stress marks. Any faulty bends should be rectified immediately. 7. Proper storage practices: Store the bent rebar in a designated area, preferably on a flat surface, to prevent any distortion or damage. Avoid placing heavy objects on top of the bent rebar to maintain its shape and strength. 8. Observe safety precautions: Always wear appropriate personal protective equipment (PPE), such as gloves and safety glasses, while performing bending operations. Ensure that the work area is free of obstacles and other workers to prevent accidents. 9. Maintain proper documentation: Document the bending process, including the angle, radius, and any deviations or issues that arise. This information can be valuable for quality control purposes and future reference. 10. Comply with building codes: Ensure that the bending process aligns with local building codes and regulations. Seek guidance from a structural engineer or relevant authorities if necessary. By adhering to these guidelines, construction professionals can ensure the proper bending of steel rebars, resulting in a building that is structurally sound and safe.
- Q: Can steel rebars be welded to other steel components?
- Steel rebars have the capability to be welded to other steel components. In construction projects, welding serves as a common method for connecting steel rebars to various steel structures or components. This procedure involves heating the rebars and steel components to a high temperature, causing them to melt. Following this, they are allowed to cool and solidify, resulting in a strong and durable bond. Welding steel rebars to other steel components is widely accepted and contributes to the overall integrity and stability of the construction. By ensuring a dependable connection, it enables the rebars and steel components to effectively withstand external forces and loads. However, it is crucial to employ proper welding techniques and adhere to relevant industry standards and guidelines to guarantee a successful and safe welding process.
- Q: Are there any specific guidelines for storing steel rebars on-site?
- Storing steel rebars on-site requires following specific guidelines. Consider the following key guidelines: 1. To prevent distortion or bending, rebars should be stored on a flat, level surface. If the ground is uneven, create a stable storage area using wooden pallets or metal racks. 2. The storage area must be clean and free from debris that could damage the rebars. Avoid storing rebars directly on the ground or in areas prone to water accumulation. 3. Proper stacking is crucial to prevent rebars from toppling over. Stack them in an organized manner, aligning them vertically and horizontally. Use spacers or separators to maintain adequate spacing between the rebars and prevent contact. 4. When storing rebars outdoors, protect them from rain, snow, and moisture by covering them with a waterproof tarp or plastic sheeting. This prevents rust and corrosion. 5. If rebars are stored indoors, ensure proper ventilation to prevent moisture buildup. This is especially important in humid environments to prevent rusting. 6. Keep rebars away from potential sources of damage, such as heavy machinery, construction equipment, or high-traffic areas. This reduces the risk of accidental damage during construction activities. 7. Regularly inspect the rebars for any signs of damage, rust, or corrosion. If any rebars are found to be damaged, remove them from storage and replace them to maintain structural integrity in the construction project. By adhering to these guidelines, steel rebars can be stored safely while maintaining their structural integrity for use in construction projects.
- Q: Are there any restrictions on the use of steel rebars in certain regions?
- Yes, there are certain restrictions on the use of steel rebars in certain regions. These restrictions can vary from region to region and are typically put in place to ensure the safety and integrity of structures. In some areas, building codes and regulations may dictate specific requirements for the use of steel rebars, such as the type, size, and placement of rebars. Additionally, there may be restrictions on the use of certain types of steel rebars, such as epoxy-coated rebars, due to environmental concerns. It is important for construction professionals to familiarize themselves with the local building codes and regulations to ensure compliance and promote the safety and durability of structures.
- Q: What is the process of joining steel rebars together?
- The process of joining steel rebars together is commonly known as rebar splicing or rebar connection. It is a crucial step in reinforcing concrete structures to ensure structural integrity and strength. There are several methods for joining steel rebars, each with its own advantages and suitability depending on the specific requirements of the project. Here are some common techniques: 1. Lap Splicing: This is the most traditional and widely used method. It involves overlapping two rebars and tying them together using wire or steel tie bars. The length of the overlap is usually specified by engineering codes and standards. 2. Mechanical Splicing: Mechanical splicing involves using specially designed couplers or connectors to join two rebars together. These couplers are typically threaded or tapered, allowing the rebars to be screwed or wedged into the connector. Mechanical splicing provides a more reliable and efficient connection compared to lap splicing. 3. Welding: In certain cases, rebars can be joined together through welding. This method involves heating the rebars to their melting point and fusing them together using an electric arc. Welded splices are typically used for large-scale construction projects where high strength and durability are required. 4. Compression Splicing: Compression splicing utilizes compression fittings or sleeves to join rebars together. The rebars are inserted into the sleeves, and then a hydraulic press is used to compress the fitting, creating a strong connection. Compression splicing is particularly useful when dealing with rebars of different sizes or in areas with limited space for lap splicing. The selection of the appropriate method for joining steel rebars depends on factors such as the structural design, load requirements, and construction constraints. It is important to consult with structural engineers and adhere to local building codes and regulations to ensure proper and safe execution of the rebar splicing process.
- Q: What is the lifespan of a steel rebar in a concrete structure?
- The duration of a steel rebar's existence within a concrete structure may differ due to various factors. Generally, a well-designed and properly constructed concrete structure with steel reinforcement can endure for 50 to 100 years or even longer. One critical factor that affects its lifespan is the quality of the concrete and its ability to shield the steel reinforcement from external elements. Concrete acts as a barrier, safeguarding the steel rebar from moisture, oxygen, and other potentially corrosive substances. However, if the concrete is of inadequate quality, contains excessive amounts of chloride or other aggressive chemicals, or is not adequately cured, it can result in the deterioration of the rebar and significantly reduce its lifespan. Another significant aspect is the exposure conditions to which the concrete structure is exposed. If the structure is situated in a harsh environment with high levels of humidity, exposure to saltwater, or industrial pollutants, it can expedite the corrosion process and decrease the rebar's lifespan. Proper maintenance and periodic inspections can also have a substantial impact on prolonging the steel rebar's lifespan within a concrete structure. Regular inspections can help identify any initial signs of corrosion or deterioration, enabling timely repairs or implementation of protective measures. To enhance the lifespan of steel rebar, additional protective measures can be taken during construction, such as applying corrosion-resistant coatings or utilizing stainless steel reinforcement. These measures can significantly extend the rebar's lifespan and improve the overall durability of the concrete structure. In conclusion, the lifespan of a steel rebar in a concrete structure can vary but generally falls within the range of 50 to 100 years or more, assuming the concrete is of good quality, the exposure conditions are not excessively severe, and proper maintenance and protective measures are implemented.
- Q: What are the disadvantages of using steel rebars?
- One of the disadvantages of using steel rebars is their susceptibility to corrosion. Over time, exposure to moisture and other environmental factors can cause the rebars to rust, weakening their structural integrity. This corrosion can lead to structural damage and compromise the overall strength of the reinforced concrete. Additionally, steel rebars are heavy and can be difficult to handle and transport, which can increase construction costs and labor requirements.
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Chrome Alloy Deformed Steel Bar of Hot Rolled
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 50000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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