• Hot Rolled Steel Deformed steel bar rebar High Qulity System 1
  • Hot Rolled Steel Deformed steel bar rebar High Qulity System 2
  • Hot Rolled Steel Deformed steel bar rebar High Qulity System 3
Hot Rolled Steel Deformed steel bar rebar High Qulity

Hot Rolled Steel Deformed steel bar rebar High Qulity

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Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
1000 m.t.
Supply Capability:
3500 m.t./month

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Product Description:

OKorder is offering Hot Rolled Steel Deformed steel bar rebar High Qulity 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 Steel Deformed steel bar rebar High Qulity In China 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 Hot Rolled Steel Deformed steel bar rebar High Qulity 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

 

Product Specifications:

 

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

Packaging & Delivery of  Hot Rolled d-bar Steel

1. Packing: it is nude packed in bundles by steel wire rod

2. Bundle weight: not more than 3.5MT for bulk vessel; less than 3 MT for container load

3. Marks:

Color marking: There will be color marking on both end of the bundle for the cargo delivered by bulk vessel. That makes it easily to distinguish at the destination port.

Tag mark: there will be tag mark tied up on the bundles. The information usually including supplier logo and name, product name, made in China, shipping marks and other information request by the customer.

If loading by container the marking is not needed, but we will prepare it as customer request.

4. Transportation: the goods are delivered by truck from mill to loading port, the maximum quantity can be loaded is around 40MTs by each truck. If the order quantity cannot reach the full truck loaded, the transportation cost per ton will be little higher than full load.

5. Delivered by container or bulk vessel

 

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: What makes stainless steel stainless?

A4: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.

Q5: Can stainless steel rust?

A5: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.

 

Images:

Q:Can steel rebars be used in combination with other reinforcement materials?
Yes, steel rebars can be used in combination with other reinforcement materials such as fibers, wire mesh, or carbon fiber sheets to enhance the overall strength and durability of concrete structures. This combination of reinforcement materials provides a more effective solution for reinforcing concrete and can meet specific project requirements.
Q:What are the common quality tests performed on steel rebars?
The common quality tests performed on steel rebars include visual inspection, dimensional measurement, tensile strength testing, bending test, weldability test, and corrosion resistance test.
Q:How do steel rebars improve the flexural strength of concrete?
Steel rebars improve the flexural strength of concrete by providing tensile strength, which is typically lacking in concrete. The rebars act as reinforcement, absorbing the tension forces that occur when the concrete is subjected to bending or flexing. This combination of concrete and steel rebars creates a composite material that is stronger and more resistant to cracking or breaking under flexural loads.
Q:What is the process of inspecting steel rebars on-site?
The process of inspecting steel rebars on-site involves several steps to ensure the quality and adherence to specifications. 1. Visual Inspection: The inspector starts by visually examining the rebars for any visible defects or damage, such as rust, cracks, bends, or improper dimensions. This helps identify any immediate issues that need attention. 2. Measurement: Accurate measurements are crucial to ensure the rebars meet the required dimensions. Using tools like calipers or measuring tapes, the inspector checks the length, diameter, and shape of each rebar, comparing them against the project specifications. 3. Chemical Analysis: Some projects may require chemical analysis of the steel rebars to confirm their composition and strength. Samples are taken from different batches of rebars and sent to a lab for testing. The results determine whether the rebars meet the required standards. 4. Non-Destructive Testing (NDT): NDT techniques are employed to evaluate the internal integrity of the rebars without damaging them. Methods like ultrasonic testing, magnetic particle inspection, or radiography are used to detect any hidden defects such as cracks, voids, or inclusions. 5. Weld Inspection: If welding is involved, the inspector checks the welds for proper penetration, alignment, and quality. This ensures the integrity and strength of the joint. 6. Documentation: Throughout the inspection process, the inspector maintains detailed records of the inspections conducted, measurements taken, test results, and any identified defects. These documents serve as evidence of compliance and can be referred to in case of disputes or future reference. 7. Reporting and Communication: After completing the inspection, the inspector prepares a detailed report summarizing the findings. This report is shared with the project management team, engineers, and other relevant stakeholders, highlighting any non-compliance, defects, or areas that need attention. Overall, the process of inspecting steel rebars on-site is a comprehensive and systematic approach that ensures the quality, integrity, and compliance of the rebars with the project specifications and industry standards.
Q:How do steel rebars contribute to the overall stability of a structure?
Steel rebars contribute to the overall stability of a structure by providing reinforcement and strength to the concrete. They enhance the tensile strength of concrete, which is otherwise weak in tension. By acting as a support system, rebars help prevent cracks and failures in the structure, making it more durable and able to withstand external forces such as earthquakes, wind loads, or heavy loads.
Q:What are the environmental impacts of using steel rebars in construction?
The use of steel rebars in construction has several environmental impacts, both positive and negative. One of the positive impacts is that steel is a highly durable and long-lasting material, which means that structures built with steel rebars have a longer lifespan. This reduces the need for frequent repairs or replacements, ultimately reducing the amount of waste generated over time. However, the production of steel rebars has significant negative environmental consequences. Steel is made from iron ore, which requires extensive mining operations. These mining activities can lead to deforestation, habitat destruction, and soil erosion. Additionally, the extraction and processing of iron ore require large amounts of energy, contributing to greenhouse gas emissions and air pollution. Furthermore, the manufacturing process of steel rebars involves the use of various chemicals, such as limestone and coke, which can have detrimental effects on local ecosystems and water sources if not properly managed. The release of pollutants and waste products during steel production can also contribute to water and soil pollution. Transportation of steel rebars from production facilities to construction sites also has environmental implications. Long-distance transportation can result in increased carbon emissions and energy consumption, especially if the rebars are imported from distant locations. To mitigate these environmental impacts, sustainable practices can be adopted in the production and use of steel rebars. Recycling steel is a crucial step in reducing the demand for new production and minimizing the environmental footprint. By using recycled steel, the energy consumption and greenhouse gas emissions associated with production can be significantly reduced. Additionally, implementing efficient transportation methods, such as using rail or waterways instead of trucks, can reduce the carbon footprint of steel rebars. Overall, while steel rebars offer durability and longevity in construction, their production and use have significant environmental implications. Adopting sustainable practices and focusing on recycling can help minimize the negative impacts and make their use more environmentally friendly.
Q:How do steel rebars affect the environmental sustainability of a structure?
Steel rebars can have both positive and negative impacts on the environmental sustainability of a structure. On the positive side, steel rebars provide high strength and durability to the structure, allowing it to withstand the test of time and reduce the need for frequent repairs or replacements. This can result in lower resource consumption and waste generation over the lifespan of the structure. Additionally, steel rebars can be recycled at the end of their life, reducing the demand for new raw materials and minimizing carbon emissions associated with steel production. However, the production of steel rebars involves significant energy consumption and carbon emissions, contributing to climate change. The extraction and processing of iron ore, as well as the manufacturing of steel rebars, require large amounts of energy and can have negative impacts on air and water quality. Furthermore, the transportation of steel rebars to construction sites can also contribute to carbon emissions. To ensure the environmental sustainability of a structure, it is important to consider the entire life cycle of steel rebars, from raw material extraction to end-of-life recycling. Implementing sustainable practices such as using recycled steel, optimizing the design to reduce the amount of steel required, and minimizing transportation distances can help mitigate the negative environmental impacts of steel rebars and promote a more sustainable construction industry.
Q:What is the process of painting steel rebars?
The process of painting steel rebars typically involves several steps. First, the rebars must be cleaned thoroughly to remove any dirt, grease, or rust. This can be done using various methods such as sandblasting, wire brushing, or chemical cleaning. After cleaning, a primer is applied to the rebars to promote adhesion and corrosion resistance. The rebars are then left to dry before the final coating of paint is applied. This final coat can be either a solvent-based or water-based paint, depending on the desired finish and environmental considerations. The rebars are left to dry and cure, and once the paint is fully dried, they are ready to be used in construction projects.
Q:How do steel rebars affect the ductility of reinforced concrete?
Steel rebars greatly enhance the ductility of reinforced concrete. By adding steel reinforcement, the tensile strength of the concrete is significantly increased, preventing it from cracking or failing under tensile stresses. The rebars act as a reinforcement system that absorbs and redistributes the tensile forces, allowing the concrete to withstand more deformation and elongation before reaching its ultimate failure point. This improved ductility makes reinforced concrete structures more resistant to earthquakes, impact loads, and other external forces.
Q:How are steel rebars affected by chemical exposure?
Steel rebars can be affected by chemical exposure in several ways. Certain chemicals, such as acids, alkalis, and chlorides, can cause corrosion of the rebar, leading to a reduction in its strength and durability. The chemical reaction between the rebar and the corrosive substances can result in the formation of rust, which can weaken the steel and compromise the structural integrity of the reinforced concrete. Therefore, it is crucial to protect steel rebars from chemical exposure by using appropriate coatings or by ensuring proper concrete cover to prevent corrosion and maintain the long-term performance of the structure.

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