Hot Rolled Carbon Steel Deformed Bar 14mm with High Quality

Hot Rolled Carbon Steel Deformed Bar 14mm with High Quality System 1

Hot Rolled Carbon Steel Deformed Bar 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:: 20000 m.t./month

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Product Description:

OKorder is offering Hot Rolled Carbon Steel Deformed Bar 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 Deformed Bar 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 Deformed Bar 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: How many tons per bundle?

A4: Around 2-3tons

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

Q6: What is the chemical composition and physical properties of HRB400?

Grade	Technical data of the original chemical composition (%)
	C	Mn	Si	S	P		V
HRB400	≤0.25	≤1.60	≤0.80	≤0.045	≤0.045		0.04-0.12
	Physical capability
	Yield Strength (N/cm²)		Tensile Strength (N/cm²)			Elongation (%)
	≥400		≥570			≥14

Q7:What is chemical composition and physical properties of 500B?

A7:

BS4449 500B	Chemical Composition
	C	Mn	Si	S	P
	0.24	0.45	0.16	0.05	0.31
	Physical capability
	Yield Strength(N/cm²)		Tensile Strength(N/cm²)		Elongation (%)
	650		≥500		19

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Hot Rolled Carbon Steel Deformed Bar 14mm with High Quality

Q:Can steel rebars be used in railway and transportation infrastructure?: Yes, steel rebars can be used in railway and transportation infrastructure. Steel rebars, also known as reinforcing bars, are commonly used in the construction industry to provide strength and support to concrete structures. In railway and transportation infrastructure, where robust and durable structures are required, steel rebars are often used to reinforce concrete elements such as bridge piers, abutments, and retaining walls. The use of steel rebars in railway and transportation infrastructure offers several advantages. Firstly, steel rebars enhance the tensile strength of concrete, making the structures more resistant to the dynamic and heavy loads imposed by trains and vehicles. This is particularly important in bridges and elevated structures where the loads can be significant. Secondly, steel rebars provide structural integrity and prevent the development of cracks and deformations in the concrete. This is crucial for maintaining the long-term stability and safety of the infrastructure, especially considering the constant exposure to various environmental conditions, such as temperature variations and vibrations. Furthermore, steel rebars are highly durable and resistant to corrosion, which is essential in railway and transportation infrastructure that is often exposed to harsh weather conditions and chemical agents. Their ability to withstand these factors ensures the longevity of the structures and reduces the need for frequent repairs and maintenance. In conclusion, steel rebars can and are commonly used in railway and transportation infrastructure due to their ability to enhance the strength, durability, and stability of concrete structures. Their use ensures the safe and reliable operation of these vital transportation systems, providing a solid foundation for the efficient movement of people and goods.

Q:What is the purpose of using stirrups with steel rebars?: The purpose of using stirrups with steel rebars is to provide additional strength and stability to reinforced concrete structures. Stirrups, which are typically U-shaped or circular, are placed around the vertical rebars to prevent them from buckling or collapsing under tension. They help distribute the load evenly across the entire structure, enhancing its durability, resistance to bending, and overall structural integrity.

Q:How do steel rebars impact the overall flexibility of a structure?: Steel rebars, also referred to as reinforcing bars, play a crucial role in enhancing the overall flexibility of a structure. These bars are typically utilized in reinforced concrete structures to bolster tensile strength and enhance the structural integrity of the building. The integration of steel rebars in concrete significantly augments the flexibility of a structure. Concrete itself possesses strength in compression but weakness in tension. By incorporating rebars, the structure becomes more adept at withstanding tensile forces and resisting bending or deformation caused by external loads or environmental factors. The rebars function as reinforcement by assimilating and dispersing tensile forces throughout the structure, aiding in the prevention of cracks and ensuring a more uniform distribution of stress. This is particularly vital in regions prone to seismic activity or high wind loads, where structures must possess the ability to flex and absorb the energy exerted upon them. Furthermore, the presence of steel rebars also permits the creation of thinner and lighter concrete sections. This contributes to the overall flexibility of the structure by reducing the dead load, rendering it more responsive and adaptable to diverse conditions. In summary, steel rebars have a significant impact on the overall flexibility of a structure by furnishing tensile strength, averting cracks, distributing stress, and enabling the implementation of lighter and thinner concrete sections. By enhancing the structural integrity and resilience, the inclusion of rebars ensures that the building can withstand external forces while preserving its stability and flexibility, ultimately contributing to its longevity and safety.

Q:How are steel rebars classified based on grades?: Steel rebars are classified based on grades according to their yield strength and tensile strength. The grades range from 40 to 60, with higher numbers indicating higher strength.

Q:How are steel rebars measured and priced?: Steel rebars are measured and priced based on their weight and length. The weight of a steel rebar is usually measured in pounds or kilograms, while the length is measured in feet or meters. The weight of a rebar is determined by its diameter, which is typically measured in millimeters or inches. To calculate the price of a steel rebar, the weight is multiplied by the cost per unit weight. The cost per unit weight can vary depending on factors such as the type of steel used, the market demand, and the supplier. This price is usually quoted in terms of cost per pound or cost per kilogram. In addition to the weight and length, other factors may also influence the pricing of steel rebars. These can include factors such as the grade of steel, the manufacturing process, and any additional treatments or coatings applied to the rebar. It is important to note that the pricing of steel rebars can vary from supplier to supplier, so it is advisable to obtain multiple quotes and compare them before making a purchasing decision.

Q:How do steel rebars affect the overall fire safety of a structure?: Steel rebars can significantly enhance the fire safety of a structure. Due to their high melting point and excellent heat conductivity, steel rebars act as reinforcements that help maintain the structural integrity of a building during a fire. They prevent the concrete from cracking and collapsing prematurely, allowing occupants more time to evacuate safely. Additionally, steel rebars can also facilitate the distribution of heat, reducing the risk of localized hotspots and minimizing the potential for structural failure.

Q:How do steel rebars impact the overall constructability and scheduling of concrete projects?: The constructability and scheduling of concrete projects are greatly influenced by the presence of steel rebars. These reinforcing bars are essential for providing strength and stability to concrete structures, ensuring their durability and resilience. To begin with, the inclusion of steel rebars within the concrete significantly improves the overall structural integrity of the project, enhancing its constructability. By reinforcing and supporting the concrete, the rebars enable the construction of taller and more complex structures. They help distribute the load and withstand tension and compression forces, making the project more reliable. Furthermore, the presence of steel rebars facilitates the scheduling of concrete projects. When properly planned and incorporated, the rebars can expedite construction timelines. By integrating the rebars into the concrete formwork, construction teams can efficiently pour and shape the concrete, reducing the curing time required to achieve the desired strength. This directly affects project scheduling, enabling faster construction progress and potential cost savings. In addition, the utilization of steel rebars in concrete projects allows for flexibility in design and construction. The ability to customize the placement, size, and spacing of rebars ensures that the concrete structure meets specific design requirements and intended functionality. This flexibility becomes particularly crucial in projects that involve intricate architectural features or require specific load-bearing capacities. However, it is important to acknowledge that the proper installation and coordination of steel rebars can present challenges in terms of scheduling. To avoid delays, rebar installation must be carefully coordinated with other construction activities. Moreover, quality control measures are essential to ensure the accurate placement and alignment of rebars, as any errors or deficiencies can significantly impact the overall quality and safety of the project. In conclusion, steel rebars have a significant impact on the constructability and scheduling of concrete projects. They enhance the strength and stability of concrete structures, allowing for the construction of more intricate and robust designs. Additionally, the proper incorporation of rebars can expedite construction timelines and provide flexibility in project scheduling. However, careful planning, coordination, and quality control are necessary to ensure the successful integration of rebars in concrete projects.

Q:How do steel rebars affect the overall thermal expansion of concrete structures?: Steel rebars have a significant impact on the overall thermal expansion of concrete structures. Due to the difference in thermal expansion coefficients between steel and concrete, the rebars tend to expand and contract at a different rate compared to the surrounding concrete. This mismatch in thermal expansion can lead to internal stresses and potential cracking in the concrete. However, the presence of steel rebars also provides reinforcement and increases the tensile strength of the structure, which can help counteract these effects and enhance overall durability.

Q:What are the guidelines for proper curing of concrete structures with steel rebars?: Proper curing of concrete structures with steel rebars is essential to ensure their strength, durability, and longevity. Here are some guidelines to follow for the proper curing of such structures: 1. Moisture Control: During the curing process, it is crucial to maintain a moist environment around the concrete structure. This can be achieved by covering the surface of the concrete with a plastic sheet or using a curing compound. This helps to prevent the evaporation of water from the concrete, which can lead to shrinkage, cracking, and reduced strength. 2. Duration of Curing: The duration of curing depends on various factors such as the type of concrete mix, environmental conditions, and the size and complexity of the structure. Generally, curing should continue for a minimum of 7 days to allow the concrete to gain sufficient strength. However, for structures with steel rebars, it is recommended to extend the curing period to 14-28 days to ensure proper hydration and bonding between the concrete and steel. 3. Temperature Control: Temperature plays a vital role in the curing process. It is important to avoid extreme temperature fluctuations during curing, as they can negatively impact the strength and durability of the concrete. If the temperature is too high, it may cause rapid drying and shrinkage, leading to cracks. On the other hand, freezing temperatures can impede proper hydration. Therefore, maintaining a moderate and consistent temperature is crucial for effective curing. 4. Protection from External Factors: During the curing period, the concrete structure should be protected from external factors that can harm its integrity. This includes preventing the structure from being exposed to direct sunlight, rain, strong winds, or any other adverse weather conditions. Additionally, it is essential to protect the concrete from any potential damage caused by construction activities or heavy loads during the curing process. 5. Regular Inspection and Maintenance: Regular inspection of the concrete structure during the curing process is necessary to identify any potential issues such as cracks, honeycombing, or inadequate curing. Any such issues should be addressed promptly to prevent further damage. Additionally, once the curing process is complete, it is important to implement a proper maintenance plan to ensure the long-term durability and structural integrity of the concrete structure. By following these guidelines, proper curing of concrete structures with steel rebars can be achieved, resulting in strong, durable, and reliable construction.

Q:What are the guidelines for the proper spacing of steel rebars in slabs?: The guidelines for the proper spacing of steel rebars in slabs are crucial to ensure the structural integrity and strength of the concrete slab. Here are the general guidelines to follow: 1. Rebar Diameter: The diameter of the steel rebar should be determined based on the load and design requirements. Common rebars sizes range from 6mm to 32mm. 2. Spacing: The spacing between rebars is determined by the thickness of the slab and the design specifications. As a general rule, the spacing should not exceed three times the slab thickness. For example, if the slab thickness is 150mm, the maximum spacing between rebars should be 450mm. 3. Edge Distance: The distance between the rebar and the edge of the slab is also crucial. The minimum edge distance should be at least 50mm to prevent cracking and ensure proper load distribution. 4. Clear Cover: The clear cover refers to the distance between the rebar and the surface of the slab. It is essential to provide sufficient clear cover to protect the rebar from corrosion. The clear cover requirements vary depending on the environmental conditions, but commonly range from 20mm to 40mm. 5. Reinforcement Ratio: The reinforcement ratio is the amount of steel reinforcement used per unit area of the slab. This ratio is determined by the load requirements and the design specifications. Typically, the reinforcement ratio ranges from 0.5% to 2%. 6. Lap Splicing: In cases where the length of the rebar is insufficient, lap splicing is required. The lap length should be determined based on the rebar diameter, grade, and design requirements. 7. Placement: The rebars should be placed accurately and securely inside the slab formwork. Proper alignment and placement ensure that the rebars are positioned correctly to resist the anticipated loads. It is important to note that these guidelines are general and may vary depending on the specific project, structural design, and local building codes. It is recommended to consult with a structural engineer or refer to the relevant building codes and standards for precise guidelines specific to your project.

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