Deformed Steel Rebars

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 25MT m.t.

Supply Capability:: 800000TONS/YEAR m.t./month

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Specifications of Deformed Steel Rebars:

Standard	GB UK USA	HRB335 HRB400 HRB500 G460B, B500A, B500B,B500C GR40, GR60
Diameter	6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm, 22mm,25mm,28mm,32mm,36mm,40mm,50mm

Length	6M, 9M,12M or as required
Payment terms	TT payment in advance or Irrevocable LC at sight.
Each bundle weight	2-3MT, or as required
Trade terms	FOB, CFR, CIF
Delivery Detail	within 45 days after received advanced payment or LC.
Type	Hot rolled steel rebar
Brand name	DRAGON

Chemical Composition: (Please kindly find our chemistry of our material based on BS4449 as below for your information)

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

Deformed Steel Rebars in stock

Deformed Steel Rebars in cil

Usage and Applications of Deformed Steel Rebars:

Deformed bar 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..

Packaging & Delivery of Deformed Steel Rebars:

Packaging Detail: products are packed in bundle and then shipped by container or bulk vessel, deformed bar is usually naked strapping delivery, when storing, please pay attention to moisture proof. The performance of rust will produce adverse effect.

Price:Keep lower operating costs so as to offer competitive price for our clients

Label:to be specified by customer, generally, each bundle has 1-2 labels

Invoice:Actual or Theoretical Weight Basis as buyer’s request.

Note:

1. Our products are produced according to national standard (GB), if not, supply according to national standards (GB) or agreement as customer required.

2. Other Grade and Standard Deformed Steel Bar we can supply:

Grade: GR40/GR60, G460B/B500A/B500B/B500C,BST500S

Standard: ASTM, BS, DIN

The Minimum Order Quantity of these products is high, and need to be confirmed.

3. We can not only supply Deformed Steel Bar; if you need anything about building materials, please contact us for further information.

4. Please send us your detail specifications when inquire. We will reply to you as soon as possible. We sincerely hope we can establish a long stable business relationship.

Q:How do steel rebars affect the overall fire resistance of concrete structures?: The overall fire resistance of concrete structures is greatly affected by steel rebars. These reinforcement bars, also known as steel rebars, are utilized in concrete structures to provide strength and stability. Their behavior when exposed to fire can either improve or weaken the fire resistance of the concrete structure. The fire resistance of the structure benefits from the inclusion of steel rebars. Steel's high thermal conductivity aids in dissipating the heat produced during a fire, preventing localized overheating and reducing the risk of structural failure. This dispersal of heat through the steel rebars slows down the rate at which the concrete's temperature rises, allowing for more time to evacuate and fight the fire. Furthermore, the presence of steel rebars also helps maintain the structural integrity of the concrete during a fire. Concrete has low tensile strength, and when subjected to high temperatures, it tends to crack and spall. However, the presence of steel rebars mitigates this issue by acting as reinforcement, holding the concrete together and preventing it from disintegrating due to heat. However, it is important to note that steel rebars can have a negative impact on fire resistance if not designed or protected properly. Insufficient size and spacing of the rebars can lead to a rapid transfer of heat through the concrete, resulting in premature failure. Additionally, if the rebars are not adequately protected with fire-resistant materials, they can lose their strength and integrity, further compromising the overall fire resistance of the structure. To ensure optimal fire resistance, designers and engineers consider various factors such as the size, spacing, and coating of the steel rebars, as well as the thickness of the concrete cover. Additionally, fireproofing measures such as using intumescent coatings, fire-resistant insulation, and fireproof claddings can be implemented to enhance the fire resistance of steel rebars and the overall concrete structure. In conclusion, steel rebars play a vital role in the fire resistance of concrete structures. When appropriately designed and protected, they enhance fire resistance by dissipating heat and maintaining structural integrity. However, inadequate design or lack of protection can compromise fire resistance. Therefore, it is crucial to adhere to proper design guidelines and implement appropriate fireproofing measures to ensure the overall fire safety of concrete structures.

Q:What are the factors to consider while designing with steel rebars?: There are several factors to consider when designing with steel rebars, which play a crucial role in ensuring the structural integrity and performance of a construction project. 1. Load capacity: One of the primary factors to consider is the anticipated load capacity of the structure. Steel rebars are designed to provide reinforcement and enhance the tensile strength of concrete. Therefore, the size, spacing, and placement of rebars should be determined based on the expected loads that the structure will be subjected to. 2. Structural requirements: Different structural elements may have specific design requirements. For instance, beams, columns, slabs, and foundations have unique load distribution patterns, and the design of rebars should be tailored to meet these specific needs. The dimensions, quantity, and arrangement of rebars will vary based on the intended structural purpose. 3. Durability: Steel rebars are exposed to various environmental conditions, such as moisture, temperature fluctuations, and chemical exposure. These factors can lead to corrosion, which can significantly impact the strength and longevity of the structure. Therefore, designers need to consider the required level of durability and specify appropriate protective measures, such as using epoxy-coated rebars or providing sufficient concrete cover. 4. Construction methodology: The construction method used for the project can influence the design of steel rebars. Factors such as formwork, construction joints, and accessibility during the placement of rebars need to be taken into account. The design should accommodate the construction process, ensuring ease of installation and proper alignment of rebars. 5. Building codes and regulations: Compliance with local building codes and regulations is crucial to ensure the safety and legality of the structure. Designers must consider the specific requirements outlined in the codes, including minimum rebar sizes, spacing, and cover requirements. Adhering to these standards ensures that the structure meets the necessary safety standards and can withstand potential hazards. 6. Cost-effectiveness: While ensuring structural integrity, it is also essential to consider the cost-effectiveness of the design. Optimizing the placement and arrangement of rebars can help minimize material and labor costs without compromising the safety and performance of the structure. In conclusion, designing with steel rebars involves considering factors such as load capacity, structural requirements, durability, construction methodology, building codes, and cost-effectiveness. By carefully evaluating these factors, designers can create robust, safe, and long-lasting structures.

Q:What is the role of steel rebars in preventing concrete segregation?: The prevention of concrete segregation heavily relies on steel rebars, as they offer structural support and reinforcement to the concrete. When concrete is poured, it assumes a liquid state and has a tendency to separate or segregate. This separation results in heavier aggregates settling at the bottom while lighter materials rise to the top. Consequently, an inconsistent and feeble concrete structure can emerge. By incorporating steel rebars into the concrete, they act as a framework or skeleton that holds the concrete intact, preventing segregation. The rebars effectively distribute weight and forces evenly, thereby maintaining a well-mixed and homogeneous concrete mixture. Moreover, steel rebars significantly enhance the tensile strength of the concrete. Although concrete boasts impressive compression strength, its tensile strength is relatively weak. The rebars effectively absorb tensile forces, preventing the formation of cracks and fractures in the concrete. This reinforcement allows the concrete structure to withstand external loads, such as the weight of a building or the force of an earthquake, without succumbing to breakage. In conclusion, steel rebars serve a dual purpose in the prevention of concrete segregation. They provide essential structural support and reinforcement, guaranteeing a homogeneous mixture and augmenting the overall strength and durability of the concrete structure.

Q:Are there any disadvantages to using steel rebars?: Yes, there are some disadvantages to using steel rebars. Firstly, steel rebars can corrode over time, especially in environments with high moisture or exposure to chemicals, which can reduce their strength and durability. Additionally, steel rebars are susceptible to thermal expansion and contraction, leading to cracking in concrete structures. Moreover, steel rebars are heavy and can be challenging to handle and transport, making construction processes more labor-intensive.

Q:Are there any alternatives to steel rebars for reinforcement?: Yes, there are several alternatives to steel rebars for reinforcement. Some commonly used alternatives include fiberglass rebars, carbon fiber reinforced polymers (CFRP), glass fiber reinforced polymers (GFRP), and basalt rebars. These materials offer advantages such as high tensile strength, corrosion resistance, and lighter weight compared to steel rebars. However, the choice of reinforcement material depends on various factors such as project requirements, cost-effectiveness, and specific structural needs.

Q:How do steel rebars affect the overall fire resistance of a structure?: Steel rebars can significantly impact the fire resistance of a structure by providing reinforcement and preventing structural failure during a fire. Due to their high melting point, rebars can maintain the integrity of the concrete even when exposed to high temperatures. This helps to delay the onset of structural collapse, providing additional time for occupants to evacuate and firefighters to control the fire. Additionally, rebars can also enhance the load-bearing capacity of the structure, contributing to its overall fire resistance.

Q:What are the different sizes of steel rebars available?: The different sizes of steel rebars available vary depending on the specific requirements of the construction project. Common sizes include #3 (3/8 inch diameter), #4 (1/2 inch diameter), #5 (5/8 inch diameter), #6 (3/4 inch diameter), #7 (7/8 inch diameter), #8 (1 inch diameter), and so on. These sizes are standardized and widely used in the construction industry.

Q:What are the potential drawbacks of using steel rebars?: One potential drawback of using steel rebars is their susceptibility to corrosion. When exposed to moisture and certain environmental conditions, steel rebars can rust over time, leading to structural damage and reduced strength. Additionally, steel rebars are prone to thermal expansion and contraction, which can cause cracking or displacement in concrete structures. Lastly, the high cost of steel rebars compared to alternative materials might pose a financial drawback for construction projects on a tight budget.

Q:What are the specifications of thread steel?: China's standard recommended nominal diameter of 6, 8, 10, 12, 16, 20, 25, 32, 40, 50mm thread steel series.The supply length is divided into two kinds: foot length and foot length.China's export screw length selection range is 6 ~ 12m,The selection length of Japanese thread steel is 3.5 ~ 10m;Domestic sales of domestic thread steel, if the contract does not specify requirements, usually fixed length of 9m, 12m two length.

Q:How are steel rebars recycled after demolition?: Steel rebars can be recycled after demolition by collecting them from the demolished structures, cleaning and sorting them, then sending them to a recycling facility. At the facility, the rebars are melted down in furnaces and transformed into new steel products, reducing the need for virgin steel production and conserving valuable resources.

EDBAR is a well-known company specialised in production and sales of steel product--billet, dformed bar and round bar.The annual production capacity is 1.5million mtons of round bar and 0.5 million mtons of deformed bars.

1. Manufacturer Overview
Location	Hebei, China
Year Established	2009
Annual Output Value	Above US$ 500 Million
Main Markets	Southeast Asia; East Asia; Middle east
Company Certifications	ISO 9001:2008

2. Manufacturer Certificates
a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability
a)Trade Capacity
Nearest Port	Tianjin;
Export Percentage	40%-60%
No.of Employees in Trade Department	21-60 People
Language Spoken:	English; Chinese
b)Factory Information
Factory Size:	Above 850,000 square meters
No. of Production Lines	Above 5
Contract Manufacturing	OEM service offered
Product Price Range	high; average