HRB335 small hot rolled deformed steel bar

HRB335 small hot rolled deformed steel bar System 1

HRB335 small hot rolled deformed steel bar System 2

HRB335 small hot rolled deformed steel bar

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 100000 m.t./month

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Specifications

Certificates: CE & ISO9001:2000
Material: hrhrb400 ,hrb500, BS4449, ASTM A615, SD400
length:6-12
Size: 6mm-40mm

Product Advantages:

OKorder's Hot Rolled Carbon Steel Deformed Bar 16-25mm with High Quality are durable, strong.packed and suitable for construction

Main Product Features:

· Premium quality

· Prompt delivery & seaworthy packing (30 days after receiving deposit)

· Can be recycled and reused

· Mill test certification

· Professional Service

· Competitive pricing

Product Specifications:

Manufacture: Hot rolled

Grade: HRB335 HRB400 BS4449 Grade460 ASTM Grade40 Grade60

Certificates: ISO, SGS, BV, CIQ

Length:6m 8m 9m 12m

Packaging: Export packing, packed by coil

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.

Q4: How many tons per bundle?

A4: Around 2-3tons

Q5: How to avoid the rust after deliver the goods to the loading port?

HRB335 small hot rolled deformed steel bar

Q:What is the process of bending steel rebars into shapes other than straight bars?: To create shapes other than straight bars, steel rebars undergo a series of steps and techniques. Initially, measurement and marking are carried out to identify the desired bending points and angles. A measuring tape, square, and marker are typically utilized for this purpose. Following this, the rebars are fastened within a bending machine or a manual bending tool. The bending machine comprises a bending head and a bending table as its primary components. The rebars are positioned on the bending table, while the bending head is adjusted to the desired angle and position. Once the rebars are securely placed, the bending process commences. Manual tools like a rebar bender or cutter can be utilized for smaller rebars. These tools enable the worker to exert force and bend the steel rebar into the desired shape. For larger rebars or intricate shapes, a hydraulic bending machine is often employed. This machine employs hydraulic pressure to bend the rebars, allowing for enhanced precision and control. The operator can modify the bend's angle and radius to achieve the desired shape. Throughout the bending process, it is crucial to prevent overstressing or damaging the rebars. Excessive bending can weaken the rebars and jeopardize their structural integrity. Hence, it is essential to adhere to the bending specifications and guidelines provided by engineers and construction standards. Once the rebars have been bent into the desired shape, they are typically inspected for any defects or imperfections. This inspection ensures that the rebars conform to the required standards and can be safely utilized in construction projects. In conclusion, the process of bending steel rebars into shapes other than straight bars involves measurement and marking, securing the rebars in a bending machine, applying force or hydraulic pressure to bend the rebars, and inspecting the final product for quality assurance. This process necessitates precision, skill, and adherence to safety guidelines to ensure the rebars can withstand the intended structural loads.

Q:Can steel rebars be used in offshore oil and gas platforms?: Yes, steel rebars can be used in offshore oil and gas platforms. They are commonly employed as reinforcement in concrete structures to enhance their strength and durability. Rebars provide structural support and help withstand the harsh environmental conditions and heavy loads experienced in offshore operations.

Q:Can steel rebars be used in sustainable construction practices?: Yes, steel rebars can be used in sustainable construction practices. They are commonly used in reinforced concrete structures, which have a long lifespan and can be recycled at the end of their life. Additionally, steel rebars can contribute to the overall strength and durability of a building, reducing maintenance and replacement needs. Furthermore, using steel rebars can enhance the energy efficiency of a structure by providing thermal mass, which helps in reducing heating and cooling requirements.

Q:What are the maintenance requirements for steel rebars in a structure?: To ensure the stability and longevity of a building, it is crucial to consider the maintenance requirements for steel rebars in its structure. Steel rebars, also referred to as reinforcing bars, are utilized to strengthen concrete structures and withstand tension forces. Here are some important maintenance requirements to bear in mind: 1. Conducting Visual Inspections: Qualified personnel with knowledge and experience in recognizing structural issues should regularly perform visual inspections to identify any signs of corrosion, cracks, or damage in the rebars. 2. Keeping the Rebars Clean: It is necessary to keep the rebars free from debris, dirt, or chemicals that could accelerate corrosion. Employing proper cleaning methods, such as mild detergents and water, is essential to maintain their condition. 3. Protecting Against Corrosion: Steel rebars are prone to corrosion, particularly in environments with high humidity, exposure to saltwater, or chemical pollutants. Applying protective coatings like epoxy or zinc can help prevent or delay corrosion, thereby increasing the lifespan of the rebars. 4. Prompt Repair or Replacement: In the event of severe corrosion, cracks, or damage to any rebars, it is crucial to promptly repair or replace them. Neglecting these issues can compromise the structural integrity of the building and pose safety hazards. 5. Continuous Monitoring: It is advisable to continuously monitor the condition of the rebars to detect any changes or deterioration over time. Advanced techniques such as ultrasonic testing or electrical potential measurements can be utilized to assess the rebars' integrity. 6. Ensuring Proper Drainage: The structure should have proper drainage systems in place to prevent water accumulation and reduce the risk of corrosion in the rebars. Well-designed and well-maintained gutters, downspouts, and waterproofing measures can minimize water exposure. 7. Establishing a Regular Maintenance Schedule: It is crucial to establish a regular maintenance schedule to systematically conduct all necessary inspections, cleaning, and repairs. This aids in early identification of potential issues and enables prompt corrective actions. By adhering to these maintenance requirements, the steel rebars in a structure can be preserved, contributing to the overall safety, durability, and longevity of the building. Regular maintenance not only prevents costly repairs but also ensures the necessary structural integrity for the safety of occupants and the longevity of the structure.

Q:What is the process of installing steel rebars in concrete?: The process of installing steel rebars in concrete involves several steps. First, the concrete surface is prepared by cleaning it from any debris or loose particles. Then, the rebars are cut, shaped, and positioned according to the structural requirements using supports or chairs to maintain proper spacing and elevation. Next, the rebars are securely tied together at the intersections using wire or mechanical connectors. After that, the rebars are placed within the concrete forms, ensuring they are adequately centered and do not touch the sides or bottom. Finally, the concrete is poured, encapsulating the rebars, and left to cure, creating a strong bond between the steel and concrete for enhanced structural integrity.

Q:How do steel rebars affect the overall load distribution of concrete structures?: Steel rebars significantly affect the overall load distribution of concrete structures by providing tensile strength and reinforcing the concrete. The rebars absorb and distribute the applied load throughout the structure, reducing the risk of cracking and enhancing the structural integrity. Without rebars, concrete structures would be more prone to failure under heavy loads or external forces.

Q:What are the factors to consider when choosing steel rebars for a project?: In order to choose steel rebars for a project, there are several important factors that need to be taken into consideration. Firstly, the strength and durability of the rebars are determined by their grade of steel. It is crucial to select a grade that is suitable for the specific project requirements and structural design. Higher grades of steel rebars offer better resistance to corrosion and have higher tensile strength. The size and shape of the rebars should be chosen based on the structural design and load requirements. Different projects may necessitate different diameters and lengths of rebars. The specific dimensions and spacing requirements need to be considered in order to ensure optimal reinforcement. Depending on the project's location and exposure to environmental conditions, it is essential to select rebars with appropriate corrosion resistance. This can be achieved by using rebars with protective coatings, such as epoxy or galvanized coatings, or by opting for stainless steel rebars. If welding is required for the project, it is important to take into account the rebars' weldability. Some rebars may require special procedures or preheating before welding, while others may not be suitable for welding at all. The cost of steel rebars can vary based on grade, size, and other factors. It is important to find a balance between the project's budget and the required quality and strength of the rebars. Additionally, considering the rebars' lifecycle cost, including maintenance and potential repairs, can help make a more economical choice. The availability of the required rebars in the local market should also be considered. It is important to ensure that the desired grade, size, and quantity of rebars are readily available in order to avoid delays in the project. Steel rebars should meet the relevant national or international standards, such as ASTM or BS, in order to ensure their quality and performance. Compliance with these standards guarantees that the rebars have been manufactured and tested to meet specific requirements. Seeking expert advice from structural engineers or experts in steel reinforcement can provide valuable insights and recommendations. They can assess the project's needs and offer guidance on the most suitable rebars for the specific application. By taking into account these factors, the selection of appropriate steel rebars that meet the project's requirements in terms of strength, durability, corrosion resistance, and cost-effectiveness can be ensured.

Q:Can steel rebars be used in high-rise construction projects?: Certainly, steel rebars are suitable for implementation in high-rise construction endeavors. In actuality, they are extensively employed within the construction sector due to their formidable robustness and durability. Steel rebars are commonly utilized in reinforced concrete frameworks, such as high-rise edifices, for the purpose of furnishing tensile strength and fortifying the concrete against potential fractures or breakdowns. The incorporation of steel rebars in high-rise construction undertakings is pivotal in safeguarding the structural soundness and steadiness of the building. Furthermore, steel rebars offer a certain degree of design flexibility and can be effortlessly tailored to meet the precise requisites of each individual project. On the whole, steel rebars are an indispensable constituent in high-rise construction and assume a pivotal role in guaranteeing the security and longevity of these structures.

Q:What are the advantages of using high-strength steel rebars?: Using high-strength steel rebars in construction projects brings forth several advantages. Firstly, compared to regular steel rebars, high-strength steel rebars exhibit a significantly higher yield strength. As a result, they can endure much greater tensile forces without deformation or breakage. This allows for the construction of resilient structures capable of handling heavy loads and forces, thus enhancing their durability and resistance to damage. Secondly, high-strength steel rebars possess a smaller diameter while still maintaining their strength, unlike regular steel rebars. This characteristic makes them suitable for use in limited-space areas or scenarios requiring a smaller concrete cover. Consequently, they prove particularly beneficial in projects with intricate designs or in regions prone to high seismic activity. Furthermore, high-strength steel rebars offer increased cost-efficiency. Due to their superior strength, fewer rebars are necessary in construction projects. As a result, material and labor costs are reduced. Additionally, the smaller diameter of high-strength steel rebars leads to a decreased requirement for concrete, further lowering expenses. Another advantage of high-strength steel rebars lies in their enhanced corrosion resistance. The increased strength of these rebars is often achieved by incorporating alloying elements such as chromium or nickel, which enhance their resistance to corrosion. Consequently, structures reinforced with high-strength steel rebars boast a longer lifespan and necessitate less maintenance over time. Lastly, the utilization of high-strength steel rebars facilitates the construction of lighter and more slender structures. Their superior strength-to-weight ratio permits the design of longer spans and taller buildings without compromising safety or structural integrity. Consequently, aesthetically pleasing structures are created, and architects and engineers enjoy greater flexibility in their designs. In conclusion, the advantages of employing high-strength steel rebars encompass increased strength, smaller diameter, cost-efficiency, enhanced corrosion resistance, and the ability to construct lighter and more slender structures. These benefits establish high-strength steel rebars as the preferred choice in various construction projects, ensuring durability, safety, and longevity.

Q:How are steel rebars cut and bent on-site?: Specialized tools and equipment are utilized on-site to cut and bend steel rebars. The process typically consists of the following steps: 1. Measurement: The rebars are measured according to the specified length and dimensions in the construction plans. This step is crucial to ensure precise and accurate cutting and bending. 2. Cutting: Various tools, such as manual rebar cutters, hydraulic shears, or portable electric cutters, are employed to cut the rebars. These tools are designed to make clean and precise cuts without damaging the rebars. The rebars are securely positioned, and the cutting tool is applied to the marked area to achieve the desired length. 3. Bending: Once the rebars are cut to the required length, they are bent using rebar benders. These machines possess different attachments and rollers to shape the rebars into the desired angle and radius. The rebars are cautiously positioned and secured in the bender, and the machine exerts force to bend them according to the specified shape. 4. Quality control: Following the cutting and bending stages, quality control checks are conducted to ensure that the rebars meet the required specifications. This may include visual inspections, measurements, and testing to verify the accuracy of dimensions and the quality of cuts and bends. It is important to note that skilled workers, such as ironworkers or steel fixers, typically assume responsibility for on-site rebar cutting and bending. They possess the expertise to interpret construction plans, utilize the appropriate tools, and guarantee the accurate cutting and bending of rebars to meet the project's requirements.

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