High quality hot rolled deformed bar 6mm-50mm

High quality hot rolled deformed bar 6mm-50mm System 1

High quality hot rolled deformed bar 6mm-50mm

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 20000000 m.t./month

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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:Can steel rebars be used in railway and transportation infrastructure?: Railway and transportation infrastructure can utilize steel rebars, also known as reinforcing bars, to provide strength and support to concrete structures. These rebars are widely used in the construction industry to reinforce elements such as bridge piers, abutments, and retaining walls. The inclusion of steel rebars in railway and transportation infrastructure offers numerous benefits. Firstly, they increase the tensile strength of concrete, making structures more resistant to the dynamic and heavy loads imposed by trains and vehicles, particularly in bridges and elevated structures. Secondly, steel rebars ensure structural integrity and prevent the development of cracks and deformations in the concrete. This is vital for the long-term stability and safety of the infrastructure, considering the constant exposure to varying environmental conditions like temperature fluctuations and vibrations. Moreover, steel rebars exhibit high durability and corrosion resistance, which is crucial for railway and transportation infrastructure subjected to harsh weather conditions and chemical agents. Their ability to withstand these factors guarantees the longevity of the structures and minimizes the need for frequent repairs and maintenance. In conclusion, due to their ability to enhance the strength, durability, and stability of concrete structures, steel rebars are widely used in railway and transportation infrastructure. Their incorporation ensures the safe and reliable operation of these essential transportation systems, providing a solid foundation for the efficient movement of people and goods.

Q:What is the recommended method for splicing steel rebars together?: The recommended method for splicing steel rebars together is typically achieved through mechanical splicing techniques, such as using couplers or mechanical connectors. These methods ensure a reliable and efficient connection between rebars, providing structural integrity and reinforcing strength to the construction project.

Q:How are steel rebars stored on-site?: Steel rebars are typically stored on-site in designated areas that are specifically designed for rebar storage. These areas are usually flat and well-drained, ensuring that the rebars remain clean and free from rust or damage. The rebars are often stacked horizontally, with spacers placed between each layer to maintain proper alignment and prevent tangling. Additionally, rebars may be covered with tarps or plastic sheets to protect them from moisture and other environmental factors. Overall, proper storage of steel rebars on-site is crucial to maintain their quality and ensure their structural integrity.

Q:Are steel rebars magnetic?: Yes, steel rebars are magnetic.

Q:Can steel rebars be used in buildings with high architectural requirements?: Yes, buildings with high architectural requirements can utilize steel rebars. Steel rebars are extensively utilized in construction because of their strength, durability, and versatility. They offer structural integrity and reinforcement to concrete structures, making them appropriate for a vast array of architectural designs and requirements. Various architectural elements, including beams, columns, walls, slabs, and foundations, can incorporate steel rebars. They can be manipulated, molded, and joined together through welding to fulfill specific architectural designs, enabling the creation of intricate and complex structures. Furthermore, they can be tailored in terms of dimensions, length, and spacing, guaranteeing that they satisfy the architectural needs of the building. Furthermore, steel rebars possess resistance against fire, corrosion, and extreme weather conditions, making them suitable for buildings with high architectural requirements in terms of safety and durability. They provide a long-lasting solution, ensuring the preservation of the architectural vision and design for many years. In conclusion, buildings with high architectural requirements can certainly utilize steel rebars. Their strength, durability, versatility, and customization options make them an ideal selection for maintaining structural integrity while fulfilling the aesthetic and design requirements of the building.

Q:How do steel rebars enhance the structural integrity of a building?: In several ways, the structural integrity of a building is enhanced by steel rebars. Firstly, they reinforce and support concrete structures, including beams, columns, and slabs, preventing cracking or collapsing under heavy loads or external forces. The high tensile strength of steel rebars enables them to bear tensile stresses that concrete alone cannot handle, guaranteeing the building's stability and durability. Furthermore, steel rebars aid in evenly distributing and transferring loads throughout the structure, reducing concentrated stress. By reinforcing critical areas prone to tension, like corners, joints, and openings, rebars prevent cracks and ensure overall stability. Steel rebars also play a vital role in improving the structure's resistance to natural disasters like earthquakes and hurricanes. The flexibility and ductility of steel allow it to absorb and dissipate energy during seismic events or high winds, minimizing the risk of structural failure. This increased resilience ensures occupant safety and protects the building from severe damage. Additionally, steel rebars offer long-term durability by shielding the structure against corrosion. Unlike other construction materials, steel is highly resistant to degradation caused by environmental factors like moisture, chemicals, and temperature fluctuations. Corrosion-resistant rebars or protective coatings can significantly extend the building's lifespan. In conclusion, steel rebars are crucial components for reinforcing concrete structures, strengthening their integrity, stability, and resilience. By providing additional support and resistance to various stresses and loads, they contribute to the overall structural integrity of a building, guaranteeing its safety, longevity, and ability to withstand adverse conditions.

Q:Can steel rebars be used in the construction of offshore oil and gas platforms?: Yes, steel rebars can be used in the construction of offshore oil and gas platforms. Steel rebars are commonly used as reinforcement in concrete structures and can provide the necessary strength and durability required for offshore platforms.

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:What are the factors that can cause corrosion in steel rebars?: The factors that can cause corrosion in steel rebars include exposure to moisture, oxygen, chloride ions from saltwater or deicing salts, carbonation of concrete, and the presence of stray electrical currents.

Q:How do steel rebars affect the thermal conductivity of concrete structures?: Steel rebars have a significant impact on the thermal conductivity of concrete structures. The inclusion of steel rebars in concrete increases the overall thermal conductivity of the structure. This is because steel has a much higher thermal conductivity than concrete. Consequently, heat transfer through the concrete is facilitated by the presence of steel rebars, leading to a higher overall thermal conductivity of the structure.

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