HR Steel Deformed Rebar ASTM Standard System 1

HR Steel Deformed Rebar ASTM Standard

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Product Description:

OKorder is offering HR Steel Deformed Rebar ASTM Standard 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 African, South American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.

Product Applications:

HR Steel Deformed Rebar ASTM Standard 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 HR Steel Deformed Rebar ASTM Standard are durable, strong, and wide variety of sizes.

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: Gr40

Size: 6mm-32mm

Certificates: ISO, SGS, BV, CIQ

Length: 6m – 12m, as per customer request

Packaging: Export packing, nude packing, bundled

DEFORMED BAR
SIZE d(mm)	theoretical kg/m
6	0.222
8	0.395
10	0.617
12	0.888
14	1.21
16	1.58
18	2
20	2.47
22	2.98
25	3.85
28	4.83
32	6.31

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: what is the difference between actual weight and theoretical weight?

A3: All the section steel has two weights: actual weight and theoretical weight. Actual weight is the weighing out when the product delivered from the mill. Theoretical weight is calculated by pieces. The invoice can be based on each of them as your request.

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HR Steel Deformed Rebar ASTM Standard

Q:What is the impact of steel rebars on the overall sustainability of a project?: Steel rebars have a significant impact on the overall sustainability of a project. Firstly, they contribute to the durability and structural integrity of buildings and infrastructure, enhancing their lifespan and reducing the need for frequent repairs or replacements. Secondly, steel rebars are recyclable, reducing the demand for virgin materials and minimizing the environmental impact associated with mining and production. Additionally, their use in reinforced concrete can increase energy efficiency by enabling the construction of thinner and lighter structures, resulting in reduced carbon emissions during transportation and construction. Overall, steel rebars positively contribute to the sustainability of a project through improved longevity, recyclability, and energy efficiency.

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 in reinforced concrete structures for their strength and durability. In residential construction, steel rebars are primarily used to reinforce concrete foundations, beams, columns, and slabs. They provide additional support and help enhance the structural integrity of the building, ensuring it can withstand various loads and forces. Steel rebars are preferred over other materials for their high tensile strength, resistance to corrosion, and ability to withstand extreme weather conditions. Additionally, they are easily available, cost-effective, and can be customized to meet specific building requirements. Therefore, steel rebars are an essential component in the construction of residential buildings, ensuring their long-lasting stability and safety.

Q:Can steel rebars be used in structures with limited accessibility?: Indeed, structures with limited accessibility can utilize steel rebars. These rebars are frequently employed in reinforced concrete structures for their ability to enhance strength and durability. They possess versatility, enabling effortless transportation and installation, even in regions with restricted access. Under such circumstances, steel rebars can be conveniently cut, bent, and assembled on-site to precisely accommodate the structure's specific requirements. Furthermore, steel rebars can be prefabricated off-site and subsequently transported to the construction site, facilitating simpler handling and installation in areas with restricted entry. Consequently, steel rebars emerge as a fitting choice for structures located in remote areas or regions with limited available space.

Q:What are the safety measures to consider while handling steel rebars?: When handling steel rebars, there are several safety measures that should be considered to minimize the risk of accidents or injuries. These measures include: 1. Personal Protective Equipment (PPE): Always wear the necessary PPE, which may include safety glasses, steel-toe boots, gloves, and a hard hat. This will protect you from potential hazards such as falling rebars, sharp edges, or flying debris. 2. Proper Lifting Techniques: When lifting rebars, use proper lifting techniques to avoid straining your back or causing injury. Bend your knees, keep your back straight, and lift with your leg muscles, rather than your back. 3. Secure Storage: Store steel rebars in a secure and organized manner to prevent them from falling or rolling onto someone. Stack them in a stable manner and use support structures if necessary. 4. Communication and Signage: Ensure clear communication between workers involved in rebars handling. Use hand signals or verbal cues to avoid accidents. Additionally, place safety signs or warning labels in the area to indicate potential hazards or restricted access. 5. Proper Tools and Equipment: Use appropriate tools and equipment specifically designed for handling steel rebars. This may include lifting clamps, rebars benders, or cutting tools. Inspect and maintain these tools regularly to ensure their proper functioning. 6. Inspection and Removal of Defective Rebars: Inspect steel rebars for any defects, such as cracks, rust, or damage, before using them. Defective rebars should be removed and replaced with new ones to ensure structural integrity. 7. Secure Work Area: Maintain a clean and clutter-free work area to prevent tripping hazards and provide enough space for maneuvering. Keep the work area well-lit and free from obstacles or other potential hazards. 8. Training and Supervision: Provide proper training to workers involved in handling rebars, ensuring they are aware of the safety protocols and best practices. Regularly supervise their work to identify any unsafe practices and provide guidance or corrective actions. By following these safety measures, the risk of accidents and injuries while handling steel rebars can be significantly reduced, resulting in a safer work environment.

Q:How are steel rebars protected against alkali attacks?: Various techniques and materials are used to protect steel rebars from alkali attacks. One commonly employed method involves the application of a protective coating onto the surface of the rebars. This coating acts as a barrier, preventing direct contact between the steel and the alkaline environment. Epoxy, zinc, and polyethylene are frequently utilized coatings that are designed to provide long-lasting protection against alkali attacks. Another approach to safeguarding rebars is the use of corrosion inhibitors. These inhibitors are added to the concrete mixture during construction and work by reducing the corrosive effects of alkali on the rebars. By forming a protective film on the steel surface, corrosion inhibitors prevent alkali from reaching the rebar and causing damage. In addition to coatings and corrosion inhibitors, the proper design of the concrete mix is also essential in protecting rebars from alkali attacks. By optimizing the composition of the concrete mix, engineers can decrease the alkalinity of the surrounding environment, thereby minimizing the risk of alkali attacks and subsequent corrosion. To ensure the continued protection of steel rebars against alkali attacks, regular maintenance and inspection of structures are crucial. It is essential to monitor the condition of the rebars and promptly address any signs of corrosion or damage, as this is vital to their long-term durability. In summary, the combination of protective coatings, corrosion inhibitors, proper concrete mix design, and regular maintenance are key factors in safeguarding steel rebars against alkali attacks. By implementing these measures, the lifespan and structural integrity of concrete structures can be significantly extended.

Q:How are steel rebars measured and cut on construction sites?: Steel rebars are typically measured and cut on construction sites using a variety of tools and techniques. Firstly, rebars are measured using measuring tapes or rulers to ensure they meet the required length specifications. Once the measurements are taken, rebars are cut using specialized tools such as rebar cutters, rebar benders, or hacksaws. Some construction sites may also use portable hydraulic shears or electric rebar cutting machines for larger projects. These tools allow precise and efficient cutting of steel rebars to the desired lengths, ensuring they fit properly in the construction project.

Q:What is the lifespan of steel rebars in a corrosive environment?: The lifespan of steel rebars in a corrosive environment can vary depending on various factors such as the severity of the corrosive environment, quality of the steel, and the presence of protective measures. However, on average, steel rebars in a corrosive environment can have a lifespan of around 30 to 50 years before significant degradation occurs. Regular maintenance and proper protective coatings can help extend the lifespan of steel rebars in such environments.

Q:Can steel rebars be used in the construction of educational institutions and schools?: Yes, steel rebars can be used in the construction of educational institutions and schools. Steel rebars are commonly used in reinforced concrete structures to provide strength and stability. They help to reinforce the concrete and make the buildings more durable and resistant to various forces such as earthquakes and heavy loads. Therefore, steel rebars are suitable for use in educational institutions and schools to ensure the safety and longevity of the buildings.

Q:What are the different types of steel rebars used in beam reinforcement?: Different types of steel rebars are commonly utilized for beam reinforcement. These include: 1. Mild Steel Rebars (MSR): Low carbon steel is used to produce these rebars, which are widely employed due to their affordability and availability. They possess a yield strength of 250 MPa and are suitable for general construction purposes. 2. High Yield Strength Rebars (HYSD): These rebars exhibit a higher yield strength in comparison to mild steel rebars, typically ranging from 415 MPa to 600 MPa. They find common usage in heavy-duty and high-stress applications, such as bridges and high-rise buildings. 3. Carbon Steel Rebars: Carbon steel rebars are manufactured from steel with a higher carbon content than mild steel rebars. They offer enhanced strength and ductility, making them appropriate for areas prone to corrosion and seismic zones. 4. Stainless Steel Rebars: Stainless steel rebars are produced using steel with a high chromium content and other alloying elements. They possess excellent corrosion resistance, making them ideal for structures exposed to harsh environments like marine applications or chemical plants. 5. Epoxy-Coated Rebars: These rebars are coated with an epoxy layer to provide additional protection against corrosion. Epoxy-coated rebars are frequently utilized in structures exposed to moisture or chloride-rich environments, such as coastal regions or areas with deicing salts. It is crucial to consider the specific requirements and conditions of the project when selecting the type of steel rebar for beam reinforcement. It is recommended to consult with structural engineers or industry professionals to ensure the appropriate material is chosen for optimal performance and longevity of the reinforced beam.

Q:What are the factors to consider while choosing the right type of steel rebar for a project?: There are several factors to consider while choosing the right type of steel rebar for a project. The key factors include the specific application and load requirements of the project, the level of corrosion resistance needed, the desired strength and ductility of the rebar, as well as the project's budget and timeline. Additionally, it is important to consider the availability and sourcing of the desired type of steel rebar to ensure timely delivery and construction progress.

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