Hot Rolled Carbon Steel Rebar 14mm with High Quality

Hot Rolled Carbon Steel Rebar 14mm with High Quality System 1

Hot Rolled Carbon Steel Rebar 14mm with High Quality

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 25 m.t.

Supply Capability:: 10000 m.t./month

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Product Description:

OKorder is offering Hot Rolled Carbon Steel Rebar 14mm with High Quality 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:

Hot Rolled Carbon Steel Rebar 14mm with High Quality 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..

Product Advantages:

OKorder's Hot Rolled Carbon Steel Rebar 14mm 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: Can you supply the Rebar according to the standard KS?

A4: Yes, we can supply SD400 and SD500

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

A5: We will keep the goods at the port covered with water-proof material

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Hot Rolled Carbon Steel Rebar 14mm with High Quality

Q: What are the guidelines for preventing steel rebars from rusting during construction?: To prevent steel rebars from rusting during construction, there are several guidelines that can be followed. These include: 1. Proper storage: Steel rebars should be stored in a dry and covered area to protect them from moisture. They should be kept off the ground and away from any sources of water, such as puddles or wet concrete. 2. Surface preparation: Before installation, rebars should be inspected for any signs of rust or corrosion. If any are found, they should be cleaned using a wire brush or sandblasting to remove the rust and create a clean surface for proper adhesion. 3. Coating: Applying a protective coating to the rebars can help prevent rusting. This can be done using epoxy, zinc, or other anti-corrosion coatings. The coating should be applied evenly and in accordance with the manufacturer's instructions. 4. Proper spacing: When placing rebars in concrete, it is important to ensure that they are adequately spaced to allow for proper ventilation and prevent moisture from being trapped between them. The spacing should be as per the design specifications or as recommended by structural engineers. 5. Adequate concrete cover: The rebars should have an adequate concrete cover to protect them from moisture and corrosion. This cover thickness should be as per the design requirements and should be maintained during construction. 6. Proper curing: After installation, the concrete should be properly cured to ensure it reaches its maximum strength and durability. Proper curing methods, such as using curing compounds or covering the concrete with plastic sheeting, can help prevent moisture penetration and rusting of the rebars. 7. Regular inspections: Regular inspections of the rebars should be conducted during construction to identify any signs of rust or corrosion. If any are found, appropriate measures should be taken to address the issue promptly and prevent further damage. By following these guidelines, construction professionals can minimize the risk of steel rebars rusting during construction, ensuring the structural integrity and longevity of the project.

Q: How do steel rebars affect the durability of concrete in freeze-thaw cycles?: Steel rebars can significantly improve the durability of concrete in freeze-thaw cycles. Due to their high tensile strength and ability to resist corrosion, rebars enhance the structural integrity of concrete by providing reinforcement and preventing cracking. By effectively distributing the tensile stresses caused by freeze-thaw cycles, steel rebars help to maintain the overall stability and longevity of the concrete structure.

Q: What are the guidelines for the proper lap splicing of steel rebars?: Here are different grammar and expressions for the given guidelines: 1. Lap Length: To achieve the proper overlapping of rebars, a minimum distance, known as the lap length, must be maintained. This distance is determined based on factors such as bar diameter, strength, and the type of structure. Engineering codes and standards generally specify the required lap lengths. 2. Cleanliness: Before commencing lap splicing, it is crucial to ensure that the rebars are free from any dirt, rust, oil, or other contaminants. The presence of foreign materials on the rebar surface can impede the bond between the overlapping bars. 3. Alignment: The rebars intended for splicing must be accurately aligned and parallel to each other. Any misalignment can result in a weak splice, compromising the structural integrity of the construction. 4. Overlapping: The length of overlap between the rebars should be sufficient to transfer loads effectively and maintain reinforcement continuity. It is imperative to adhere to the specified lap length to achieve the required strength and performance of the reinforced concrete structure. 5. Splice Configuration: The choice of lap splice configuration depends on the structural requirements and the specific design of the project. Commonly used configurations include end-to-end splicing, staggered splicing, and mechanical splices. The selection of the appropriate configuration should comply with relevant codes and standards. 6. Splice Preparation: Thorough cleaning and preparation of the rebars at the lap splice area are necessary. This involves removing any loose rust or scale from the bar surface and ensuring adequate bond length between the bars. 7. Lap Splice Placement: The lap splice should be positioned at the designated location within the concrete member. It is crucial to avoid placing the splice too close to the edge of the concrete element, as this may reduce the cover depth and impact the structure's durability. 8. Splice Length Variations: In situations where achieving the required lap length is not feasible due to space limitations or other restrictions, alternative methods such as mechanical splices or welded splices can be considered. However, it is essential to consult the project engineer or designer to ensure compliance with the appropriate guidelines. 9. Quality Control: The lap splicing process should be subject to proper quality control measures. This includes monitoring the lap splice length, ensuring accurate alignment, and conducting periodic inspections to identify any defects or deficiencies. It is important to note that the above guidelines serve as general recommendations, and the specific requirements for lap splicing may vary depending on the design specifications, construction codes, and local regulations. Therefore, it is always advisable to consult the project engineer or designer for precise guidelines applicable to a particular project.

Q: What is the process of handling and transporting steel rebars on-site?: The process of handling and transporting steel rebars on-site involves several steps to ensure their safe and efficient movement. 1. Receiving: The first step is the receipt of the steel rebars at the construction site. This typically involves unloading the rebars from the delivery truck and inspecting them for any damage or defects. 2. Storage: Once unloaded, the rebars are typically stored in a designated area, known as a rebar yard. The rebars are arranged and stacked in a way that allows for easy access and prevents them from getting damaged or tangled. 3. Cutting and bending: Depending on the specific requirements of the construction project, the rebars may need to be cut or bent to a certain shape before installation. This process is typically done using specialized tools and equipment, such as rebar cutters and benders. 4. Transportation to the work area: Once the rebars are cut and bent, they need to be transported to the specific area on the construction site where they will be installed. This can be done manually by workers carrying individual rebars or by using mechanical equipment, such as cranes or forklifts, to move larger quantities of rebars at once. 5. Installation: Once the rebars have been transported to the work area, they are installed according to the project's design and specifications. This usually involves placing the rebars into the appropriate position within the concrete structure, such as columns, beams, or slabs. Throughout the entire process, it is crucial to follow safety guidelines to prevent accidents or injuries. This includes wearing appropriate protective gear, such as gloves and safety boots, and ensuring that the rebars are handled and transported in a way that minimizes the risk of tripping or falling. Additionally, regular inspections should be conducted to check for any damage or defects in the rebars, as these can compromise the structural integrity of the construction project.

Q: What's the difference between finish rolling thread steel and ordinary thread steel?: The rebar used in prestressed concrete is a kind of bar with big diameter, high strength and high dimension precision, which is rolled with an external thread on the whole reinforcing bar. The steel bar is screwed at any cross section with a connector with an internal thread to connect or screw on the threaded nut for anchoring.

Q: What are the guidelines for inspecting steel rebars on a construction site?: To ensure the structural integrity and compliance with safety standards, specific guidelines must be followed when inspecting steel rebars on a construction site. The following are some essential guidelines for this inspection: 1. Visual Assessment: Begin by visually examining the entire rebar installation, checking for any indications of damage, rust, or corrosion. Verify that the rebars are aligned, spaced, and placed correctly as specified in the construction drawings. 2. Rebar Specifications: Confirm that the rebars used meet the specifications outlined in the construction plans. Inspect the size, grade, and type of steel rebars to ensure they meet the required standards and are suitable for the intended load-bearing capacity. 3. Positioning and Spacing: Ensure that the rebars are positioned and spaced properly according to the design drawings. Check for the appropriate lap length (the overlapping of rebars) to ensure structural stability and even load distribution. 4. Clear Cover: Inspect the clear cover, which is the distance between the outer surface of the rebar and the concrete surface. Ensure that the clear cover meets the specified requirements as it is crucial for protecting against corrosion and ensuring structural durability. 5. Vertical Alignment: Check the vertical alignment or plumbness of the rebars. They should be straight and aligned with the required position, avoiding excessive bending or curving. 6. Rebar Connections: Inspect the connections between rebars, such as lap splices or mechanical couplers. Verify that the connections are made correctly and comply with approved construction standards. 7. Welding: If welding is used to join rebars, ensure that it is performed by certified welders and meets the required specifications. Inspect the quality of the welding joints, including the depth of penetration and the absence of defects or cracks. 8. Protective Coating: Verify the presence and condition of any protective coating applied to the rebar, such as epoxy coatings or galvanization, to prevent corrosion and enhance longevity. 9. Documentation: Maintain detailed records of the inspection process, including photographs, measurements, and any deviations or corrective actions taken. These records will serve as essential documentation for quality control and future reference. 10. Compliance with Regulations: Ensure that the inspection adheres to relevant local building codes, industry standards, and project specifications. Familiarize yourself with the applicable regulations to ensure compliance throughout the inspection process. By following these guidelines, construction site inspectors can contribute to the overall success of the construction project by ensuring the quality, safety, and longevity of steel rebars.

Q: How are steel rebars inspected for quality on construction sites?: In construction projects, steel rebars play a critical role by providing reinforcement and strength to concrete structures. It is crucial to ensure the quality of steel rebars in order to guarantee the safety and durability of the overall construction. To inspect the quality of steel rebars on construction sites, various methods are commonly used. The first and most basic method of quality inspection is visual examination. This involves visually inspecting the rebars for any visible defects such as cracks, deformations, rust, or surface irregularities. Any rebars with such flaws are immediately identified and rejected. Another method involves measuring and checking the dimensions of the rebars. Inspection personnel use measuring tools like calipers or tape measures to verify the length, diameter, and other dimensions of the rebars. Any deviation from the specified tolerances may result in rejection. Magnetic Particle Testing (MPT) is a non-destructive testing method that is commonly employed to detect surface and near-surface defects in steel rebars. In this technique, the rebar is magnetized and ferromagnetic particles are applied, which accumulate at any surface defects or cracks. Trained inspectors carefully examine the surface to identify any areas of concern. Ultrasonic Testing (UT) is another non-destructive testing method used for inspecting rebars. It involves transmitting ultrasonic waves through the rebar. These waves reflect back differently when they encounter defects like voids, cracks, or inclusions. Trained technicians analyze the reflected waves to identify and assess the quality of the rebars. Tensile Testing is carried out to determine the tensile strength of the rebars, which is crucial in assessing their quality. A sample rebar is pulled until it breaks, and the force required to do so is measured. This test helps determine the strength and ductility of the rebar, ensuring it meets the required standards. Chemical analysis is often conducted on steel rebars to ensure they meet the specified composition requirements. Samples are collected from the rebars, and various tests are performed to determine the chemical composition, including carbon, manganese, and other alloying elements. This analysis helps ensure that the rebars possess the necessary properties for the intended application. These inspection methods are typically carried out by qualified and experienced personnel, such as certified welding inspectors or quality control technicians. By implementing these quality inspection procedures, construction sites can ensure that the steel rebars used in their projects meet the required standards, thereby ensuring the safety and longevity of the structures being constructed.

Q: Can steel rebars be used in precast concrete walls?: Yes, steel rebars can be used in precast concrete walls. In fact, they are commonly used to reinforce the concrete and provide strength and durability to the structure. The rebars are typically placed within the precast panels during the manufacturing process to enhance their load-bearing capacity and resistance to cracking or breaking.

Q: How do steel rebars perform in seismic zones?: Steel rebars perform well in seismic zones due to their high tensile strength and ductility. They can withstand the intense forces and vibrations generated during earthquakes, effectively reinforcing and strengthening concrete structures. The use of rebars helps prevent structural failure and ensures the safety and stability of buildings in seismic-prone areas.

Q: Are steel rebars easy to handle and transport?: Steel rebars are generally easy to handle and transport due to their relatively lightweight and compact nature. The smaller sizes of rebars, such as those commonly used in construction, can be easily lifted by workers without the need for heavy machinery. Additionally, their straight and elongated shape allows for convenient stacking and bundling, making them easier to store and transport. Furthermore, steel rebars can be easily cut and bent on-site using simple tools, which adds to their ease of handling during construction projects. However, it is important to note that larger and heavier rebars may require special equipment or machinery for handling and transportation to ensure safety and efficiency.

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