Hot rolled deformed bar 6mm-50mm HRB400 ASTM A615

Hot rolled deformed bar 6mm-50mm HRB400 ASTM A615 System 1

Hot rolled deformed bar 6mm-50mm HRB400 ASTM A615

Ref Price:

Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 20000 m.t./month

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

Deformed Bar Details:

Minimum Order Quantity:	m.t.	Unit:	m.t.	Loading Port:
Supply Ability:	m.t./month	Payment Terms:	TT OR LC	Package:	wire rod packing

Product Description:

Specifications of HRB400 Deformed Steel Bar:

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

Chemical Composition: (Please kindly find our chemistry of our material based on HRB500 as below for your information)

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

Theoretical weight and section area of each diameter as below for your information:

Diameter(mm)	Section area (mm²)	Mass(kg/m)	Weight of 12m bar(kg)
6	28.27	0.222	2.664
8	50.27	0.395	4.74
10	78.54	0.617	7.404
12	113.1	0.888	10.656
14	153.9	1.21	14.52
16	201.1	1.58	18.96
18	254.5	2.00	24
20	314.2	2.47	29.64
22	380.1	2.98	35.76
25	490.9	3.85	46.2
28	615.8	4.83	57.96
32	804.2	6.31	75.72
36	1018	7.99	98.88
40	1257	9.87	118.44
50	1964	15.42	185.04

Usage and Applications of HRB400 Deformed Steel Bar:

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 HRB400 Deformed Steel Bar:

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.

Each bundle weight: 2-3MT, or as required

Payment term: TT or L/C

Delivery Detail: within 45 days after received advanced payment or LC.

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

Trade terms: FOB, CFR, CIF

Q: Which is more expensive, rebar or round steel? Which is your business opportunity, such as thread steel and round bar?: Prices have been rising, customers have expressed that the purchase price increases, we will increase the cost of procurement, coupled with the pressure of funds, so we can not easily buy at the last minute.

Q: What is the tensile strength of different grades of steel rebars?: The tensile strength of different grades of steel rebars can vary, but generally, it ranges from 400 to 600 megapascals (MPa).

Q: Are steel rebars suitable for use in historical restoration projects?: Yes, steel rebars can be suitable for use in historical restoration projects. They provide structural reinforcement and can help strengthen deteriorated or weakened elements of historical buildings. However, careful consideration should be given to ensure that the use of steel rebars aligns with the original materials and techniques used in the construction of the historical structure. Additionally, the visual impact and authenticity of the restored elements should be taken into account, as steel rebars may not always be ideal for maintaining the historical integrity of the building.

Q: What is the role of steel rebars in the construction of dams and reservoirs?: Steel rebars play a crucial role in the construction of dams and reservoirs as they provide reinforcement and strength to the concrete structures. They are used to reinforce the concrete and enhance its tensile strength, allowing it to withstand the immense pressure and forces exerted by the water. This reinforcement ensures the stability and durability of the dam or reservoir, preventing cracks, fractures, and structural failures. Overall, steel rebars are essential components in the construction of dams and reservoirs, ensuring their long-term functionality and safety.

Q: How do steel rebars improve the ductility of a structure?: By reinforcing and resisting tension forces, steel rebars enhance the ductility of a structure. When external loads, like earthquakes or strong winds, are applied to a structure, it undergoes tensile stresses, which can result in cracking and failure. However, the inclusion of steel rebars, typically composed of high-strength steel, in concrete structures improves their capacity to withstand and distribute these forces. The presence of rebars in the concrete boosts its tensile strength, enabling it to withstand deformation and cracking. When the structure faces tension, the rebars bear the majority of the load, preventing the concrete from collapsing. This redistribution of forces leads to increased ductility, which refers to a material's ability to undergo deformation without breaking. Moreover, steel rebars also fortify the structural integrity of a building by hindering the propagation of cracks. As the concrete cracks under tension, the rebars act as a barrier, confining the growth of these cracks and preventing them from spreading throughout the structure. This containment of cracks enhances the overall resilience of the building, minimizing the risk of catastrophic failure. In conclusion, steel rebars are vital in enhancing the ductility of a structure by improving tensile strength, redistributing forces, and limiting crack propagation. By incorporating rebars into concrete, engineers can design and construct structures capable of withstanding various external forces, assuring the safety and longevity of the building.

Q: Can steel rebars be used in wastewater storage tanks?: Yes, steel rebars can be used in wastewater storage tanks.

Q: Can steel rebars be used in structures subjected to extreme temperatures?: Yes, steel rebars can be used in structures subjected to extreme temperatures. However, it is important to consider the specific grade and composition of the steel and the temperature range it can withstand without losing its structural integrity. Additionally, certain precautions and appropriate design considerations may be necessary to ensure the performance and durability of the steel rebars in extreme temperature conditions.

Q: What are the different methods of reinforcing concrete with steel rebars?: There are several methods commonly used for reinforcing concrete with steel rebars. These methods are designed to enhance the strength and durability of the concrete structure, preventing cracking and failure under various loads and environmental conditions. Here are some of the different methods used: 1. Traditional Reinforcement: This method involves placing steel rebars in a grid pattern within the concrete formwork before pouring the concrete. The rebars are typically arranged in both horizontal and vertical directions, forming a network of reinforcement throughout the structure. This technique is commonly used in buildings, bridges, and other large-scale concrete structures. 2. Post-Tensioning: Post-tensioning is a technique used in large-scale structures where high tensile strength is required. In this method, steel rebars are tensioned after the concrete has been poured and hardened. The rebars are placed in ducts or sleeves within the concrete and then tensioned using hydraulic jacks. This process helps to reduce the tensile stresses within the concrete, making it more resistant to cracking and improving its load-bearing capacity. 3. Pre-Tensioning: Pre-tensioning is a similar technique to post-tensioning, but the tensioning of the steel rebars is done before the concrete is poured. The rebars are typically placed in a precast concrete form, and then tensioned using hydraulic jacks. After the concrete has hardened, the tensioned rebars transfer their force to the concrete, increasing its strength and reducing the risk of cracking. 4. Welded Wire Mesh: Welded wire mesh is a method of reinforcing concrete that involves using a grid of welded steel wires instead of individual rebars. The mesh is typically made of high-strength steel wires, welded together at intersections. This method is commonly used in smaller concrete structures, such as sidewalks, driveways, and patios. Welded wire mesh provides a uniform reinforcement throughout the concrete, reducing the risk of cracking. 5. Fiber Reinforced Concrete: Fiber reinforced concrete (FRC) is a method of reinforcement that involves adding small, discrete fibers to the concrete mix. These fibers can be made of various materials, such as steel, glass, or synthetic polymers. The fibers are distributed throughout the concrete mix, enhancing its tensile strength and reducing cracking. FRC is commonly used in applications where traditional steel rebars are not feasible, such as thin slabs, precast elements, or shotcrete. Overall, these different methods of reinforcing concrete with steel rebars provide engineers and construction professionals with various options to enhance the strength, durability, and performance of concrete structures. The choice of method depends on factors such as the size and type of the structure, the required strength, and the construction constraints. It is essential to consider these factors and consult with engineering professionals to determine the most suitable method for each specific project.

Q: What is the sign of steel rebar: At present, China's iron and steel products implementation standards are national standards (GB, GB / T), industry standards (YB), local standards and enterprise standards

Q: What is the impact of steel rebars on the overall sustainability of a building?: Steel rebars have a significant impact on the overall sustainability of a building due to their various environmental, economic, and social implications. Firstly, steel rebars contribute to the durability and resilience of the structure, enhancing the longevity of the building. This means that the building will require fewer repairs and renovations over its lifespan, reducing the need for additional resources and minimizing waste. In terms of environmental impact, steel rebars can be recycled, reducing the demand for new steel production and the associated carbon emissions. Recycling steel rebars also saves energy and reduces the extraction of raw materials, such as iron ore and coal. Additionally, steel rebars can be salvaged and reused in other construction projects, further extending their lifespan and reducing waste. From an economic standpoint, the use of steel rebars can lead to cost savings in construction and maintenance. Steel is a versatile and strong material, allowing for lighter and more efficient designs, which can result in reduced material and labor costs. Moreover, the recyclability and salvagability of steel rebars can provide economic benefits through the resale or repurposing of the material. Furthermore, steel rebars play a crucial role in ensuring the safety and structural integrity of buildings, especially in areas prone to earthquakes or high winds. By providing reinforcement to concrete, steel rebars enhance the resistance of the building to external forces, reducing the risk of collapse or damage during natural disasters. This aspect of safety is essential for the wellbeing of occupants and the community at large. In conclusion, steel rebars have a positive impact on the overall sustainability of a building. They contribute to durability, reduce environmental impacts through recycling and reuse, offer economic benefits, and enhance the safety of the structure. Incorporating steel rebars in construction projects can significantly improve the long-term sustainability and resilience of buildings.

Send your message to us

*Email

*TEL

*Quantity

*Unit