Steel Rebar KS Standard SD400

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Loading Port:: China Main Port

Payment Terms:: TT or LC

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Product Description:

OKorder is offering Steel Rebar KS Standard SD400 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:

Steel Rebar KS Standard SD400 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 Steel Rebar KS Standard SD400 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: SD400,SD500

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 soon can we receive the product after purchase?

A2: Within three days of placing an order, we will arrange production. The normal sizes with the normal grade can be produced within one month. The specific shipping date is dependent upon international and government factors, the delivery to international main port about 45-60days.

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.

Images:

Steel Rebar KS Standard SD400

Q: Can steel rebars be used in slabs and beams?: Yes, steel rebars can be used in slabs and beams. Steel rebars, also known as reinforcing bars, are commonly used in concrete construction to provide reinforcement and increase the strength and durability of the structure. In slabs, rebars are typically placed in a grid pattern to distribute the load and prevent cracking or failure of the concrete. They help to control and minimize the formation and propagation of cracks caused by shrinkage, temperature changes, or external loads. Similarly, in beams, rebars are used to enhance the structural integrity and load-bearing capacity of the concrete members. By adding steel rebars to slabs and beams, the overall strength, stiffness, and resistance to bending and shearing forces are significantly improved, ensuring a safer and more reliable construction.

Q: How do steel rebars affect the thermal properties of concrete?: The thermal properties of concrete can be affected in both positive and negative ways by the presence of steel rebars. On the positive side, steel rebars can enhance the overall thermal conductivity of the concrete, enabling more efficient heat transfer and distribution within the structure. This can be advantageous in situations where thermal conductivity is desirable, such as in buildings with radiant heating systems. However, there is a discrepancy in the thermal expansion and contraction characteristics between steel and concrete. This dissimilarity in thermal expansion coefficients can result in the formation of thermal stresses and potential cracks within the concrete, particularly during temperature fluctuations. These cracks have the potential to compromise the structural integrity of the concrete and may necessitate additional reinforcement measures to mitigate their effects. In summary, the inclusion of steel rebars can influence the thermal properties of concrete by augmenting its thermal conductivity and potentially giving rise to thermal stresses and cracks. It is crucial to take these factors into account during the design and construction stages to ensure the desired performance and durability of the concrete structure.

Q: Can steel rebars be used in foundation structures?: Yes, steel rebars can be used in foundation structures. Steel rebars are commonly used in reinforced concrete foundations to provide strength and structural integrity. They are used to reinforce the concrete and enhance its load-bearing capacity, making it suitable for supporting heavy structures and resisting forces like earthquakes and soil movement.

Q: What are the factors to consider while selecting steel rebars for a project?: When selecting steel rebars for a project, there are several factors that need to be considered. Firstly, the grade of the steel rebar is important as it indicates the strength and durability of the material. The specific requirements of the project, such as structural load capacity and corrosion resistance, should also be taken into account. Another factor to consider is the size and shape of the rebars, as they need to be compatible with the design and construction techniques being used. Additionally, the supplier's reputation, certifications, and quality control processes should be considered to ensure the reliability and consistency of the steel rebars.

Q: What are the different types of steel rebars used in tunnel constructions?: There are several types of steel rebars commonly used in tunnel constructions, including deformed steel bars, epoxy-coated rebars, stainless steel rebars, and galvanized rebars. These rebars offer various benefits such as increased strength, corrosion resistance, and durability, making them suitable for different tunnel construction requirements.

Q: What is the average lifespan of steel rebars in a structure?: The average lifespan of steel rebars in a structure can vary depending on various factors such as the quality of the steel, environmental conditions, and maintenance practices. However, in general, steel rebars are designed to have a lifespan of around 50 to 100 years in a well-maintained structure.

Q: Are there any limitations to using steel rebars in construction?: Yes, there are some limitations to using steel rebars in construction. One limitation is their susceptibility to corrosion, especially in environments with high moisture or exposure to certain chemicals. This corrosion can weaken the rebars and potentially compromise the structural integrity of the building. Additionally, steel rebars have a high thermal conductivity, which can lead to increased heat transfer between different parts of the structure. This can result in energy loss and thermal discomfort for occupants. Lastly, steel rebars are heavy and require heavy machinery for installation, which can increase construction costs and timeframes.

Q: How do steel rebars affect the thermal conductivity of concrete?: Steel rebars have a negligible effect on the thermal conductivity of concrete, as they conduct heat at a much higher rate than concrete.

Q: What are the advantages of using corrosion-resistant steel rebars?: The advantages of using corrosion-resistant steel rebars are that they provide increased durability, longer lifespan, reduced maintenance costs, and enhanced structural integrity in reinforced concrete structures.

Q: What are the different types of steel rebars used in parking structures?: There are several different types of steel rebars commonly used in parking structures. These rebars are essential for reinforcing the concrete and providing structural integrity to the building. The specific type of rebar chosen for a parking structure depends on various factors such as the design requirements, load-bearing capacity, and environment in which the structure will be built. 1. Mild Steel Rebars: Mild steel rebars, also known as black rebars, are the most commonly used type of rebar in parking structures. These rebars have a carbon content of about 0.15% to 0.30%, making them highly ductile and easily weldable. They provide excellent tensile strength and are cost-effective, making them suitable for most parking structure applications. 2. High-Strength Rebars: High-strength rebars, also known as deformed rebars, are made from carbon steel and have additional alloying elements like manganese, silicon, and chromium to enhance their strength. These rebars have higher tensile strength compared to mild steel rebars, making them ideal for structures that require increased load-bearing capacity or have larger spans. High-strength rebars are commonly used in multi-level parking structures or areas with heavy traffic loads. 3. Epoxy-Coated Rebars: Epoxy-coated rebars are mild steel rebars coated with a protective layer of epoxy resin. This coating provides corrosion resistance and prevents the rebar from coming into direct contact with the concrete, reducing the risk of rust and subsequent structural damage. Epoxy-coated rebars are commonly used in parking structures located in coastal areas or regions with high humidity levels, where corrosion is a significant concern. 4. Stainless Steel Rebars: Stainless steel rebars are highly corrosion-resistant and are commonly used in parking structures where exposure to aggressive environments is anticipated, such as in parking garages near the sea or areas with high chloride content. These rebars are made from an alloy of steel and chromium, with additional elements like nickel and molybdenum, providing superior resistance to corrosion and ensuring long-term durability. It is worth noting that the selection of the appropriate type of rebar for a parking structure should be done in consultation with a structural engineer or construction professional. They will consider various factors, such as the specific project requirements, local building codes, and environmental conditions, to determine the most suitable type of rebar for the parking structure to ensure its longevity and safety.

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