Hot Rolled Steel Rebar Deformed Bar Made In China

Hot Rolled Steel Rebar Deformed Bar Made In China System 1

Hot Rolled Steel Rebar Deformed Bar Made In China System 2

Hot Rolled Steel Rebar Deformed Bar Made In China System 3

Hot Rolled Steel Rebar Deformed Bar Made In China

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 2000 m.t.

Supply Capability:: 30000 m.t./month

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Product Description:

Specifications of Deformed Steel Bar:

Standard	GB	HRB335, HRB400, HRB500
	UK	G460B, B500A, B500B,B500C
	USA	GR40, GR60
Diameter	6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm, 22mm,25mm,28mm,32mm,36mm,40mm,50mm
Diameter
Length	6M, 9M,12M or as required
Place of origin	Hebei, China mainland
Application	building,construction,road,bridge etc
Brand name	DRAGON

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

Diameter(mm)	Section area (mm²)	Mass(kg/m)
6	28.27	0.222
8	50.27	0.395
10	78.54	0.617
12	113.1	0.888
14	153.9	1.21
16	201.1	1.58
18	254.5	2.00
20	314.2	2.47
22	380.1	2.98
25	490.9	3.85
28	615.8	4.83
32	804.2	6.31
36	1018	7.99
40	1257	9.87
50	1964	15.42

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

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

Hot Rolled Steel Rebar Deformed Bar Made In China

Q: How do steel rebars affect the overall constructability of a project?: Steel rebars have a significant impact on the overall constructability of a project. These reinforcing bars, commonly known as rebars, play a crucial role in enhancing the strength, durability, and stability of concrete structures. They are instrumental in mitigating the tensile forces that concrete alone cannot withstand, thereby increasing the overall load-bearing capacity of the structure. Firstly, steel rebars simplify the construction process by providing a framework for pouring and shaping concrete. They act as a skeletal structure that holds the concrete in place during the curing process, ensuring that it sets properly and takes the desired shape. This contributes to the overall efficiency of construction projects, as it allows for faster concrete placement and reduces the risk of structural deformities. Moreover, rebars enhance the structural integrity of the project. By reinforcing the concrete, they improve its ability to resist cracking, bending, and breaking under various loads and environmental conditions. This increased strength and resilience make the structure more durable and reduce the need for frequent repairs or maintenance, ultimately saving time and costs in the long run. In addition to strength and durability, steel rebars also enhance the constructability of a project by enabling flexibility in design. With rebars, architects and engineers have the freedom to create complex and innovative structures, such as high-rise buildings, bridges, and tunnels, that require high load-bearing capacities. The versatility of rebars allows for the construction of structures with unique shapes, curves, and spans, expanding the possibilities of architectural design. Furthermore, steel rebars facilitate constructability by enabling the construction of large-scale projects. The use of rebars allows for the creation of reinforced concrete elements, such as columns, beams, and slabs, which can support heavy loads and distribute them evenly throughout the structure. This capability is particularly crucial for projects that require significant weight-bearing capacity, such as industrial buildings or infrastructure projects. Overall, steel rebars have a profound impact on the constructability of a project. They simplify the construction process, enhance structural integrity, enable flexibility in design, and facilitate the construction of large-scale projects. By incorporating rebars into concrete structures, construction professionals can ensure that their projects are stronger, more durable, and better equipped to withstand various loads and environmental conditions.

Q: What are the safety precautions to be followed while working with steel rebars?: When working with steel rebars, it is crucial to follow certain safety precautions to prevent accidents and injuries. Here are some precautions to consider: 1. Personal Protective Equipment (PPE): Always wear appropriate PPE, including safety glasses, gloves, hard hats, and steel-toed boots. These items will protect you from potential hazards such as falling objects, sharp edges, and flying debris. 2. Training and Knowledge: Before working with steel rebars, ensure that you have received proper training and understand the safety protocols associated with this task. Familiarize yourself with the equipment being used and understand the potential risks involved. 3. Proper Lifting Techniques: Steel rebars can be heavy and awkward to handle. Always use proper lifting techniques, such as bending your knees and using your legs to lift rather than your back. Never attempt to lift a rebar that is too heavy for you; ask for assistance if needed. 4. Secure Storage: Store steel rebars in a designated area that is clear of any potential obstructions. Stack them in a stable manner to prevent them from toppling over and causing injuries. 5. Safe Handling: When moving steel rebars, be cautious of their sharp edges and potential for injury. Use appropriate lifting equipment, such as cranes or forklifts, if necessary. Avoid dragging or sliding rebars, as this can cause strains or sprains. 6. Fall Protection: If working at heights or near open edges, ensure that proper fall protection measures are in place. This may include using guardrails, safety harnesses, or safety nets to prevent falls. 7. Fire Safety: Steel rebars can become extremely hot when exposed to heat or flame. Ensure that there are proper fire prevention measures in place, such as fire extinguishers, and be cautious when working near flammable materials. 8. Communication: Maintain clear communication with co-workers and supervisors to ensure everyone is aware of their surroundings and potential hazards. Use hand signals or radios when working in noisy environments. 9. Regular Inspections: Regularly inspect steel rebars for any defects, such as cracks or sharp edges, that could pose a safety risk. Remove any damaged or faulty rebars from use immediately. 10. First Aid and Emergency Procedures: Be familiar with first aid procedures and emergency protocols in case of accidents or injuries. Have a well-stocked first aid kit readily available on-site and know the location of the nearest medical facility. By following these safety precautions, you can minimize the risk of accidents and injuries while working with steel rebars. Always prioritize your safety and the safety of those around you.

Q: How are steel rebars protected during storage and transportation?: Steel rebars are typically protected during storage and transportation through the application of a protective coating, such as epoxy or zinc, which helps prevent corrosion. Additionally, they may be stored in covered and dry areas to minimize exposure to moisture and other environmental elements.

Q: What is the recommended diameter of steel rebars for slab reinforcement?: The recommended diameter of steel rebars for slab reinforcement typically ranges from 8mm to 32mm, depending on the specific requirements of the slab design and the expected load-bearing capacity.

Q: What are the different methods of connecting steel rebars?: There are various methods of connecting steel rebars, including lap splicing, mechanical splicing, and welding. Lap splicing involves overlapping the rebars and securing them with wire or tie bars. Mechanical splicing utilizes couplers or threaded sleeves to connect the rebars. Welding involves melting the rebars together to form a strong bond. Each method has its advantages and suitability depending on the specific requirements of the construction project.

Q: Can steel rebars be used in the construction of residential buildings?: Steel rebars are indeed suitable for the construction of residential buildings due to their strength and durability. When it comes to reinforced concrete structures, steel rebars are commonly utilized. Within residential construction, their primary purpose is to reinforce concrete foundations, beams, columns, and slabs. This reinforcement provides added support and enhances the structural integrity of the building, allowing it to withstand various loads and forces. Steel rebars are preferred over alternative materials due to their high tensile strength, resistance to corrosion, and ability to withstand extreme weather conditions. Furthermore, they are readily available, cost-effective, and can be customized to meet specific building requirements. Consequently, steel rebars play a vital role in the construction of residential buildings, ensuring their long-lasting stability and safety.

Q: How do steel rebars prevent concrete structures from spalling?: Steel rebars prevent concrete structures from spalling by providing reinforcement and increasing the tensile strength of the structure. When concrete undergoes temperature changes or experiences external forces, it tends to expand or contract, leading to cracking and spalling. However, with the presence of steel rebars, these forces are distributed throughout the structure, preventing the concrete from cracking and breaking apart. The rebars act as a support system, holding the concrete together and ensuring its stability and durability, thus preventing spalling.

Q: What are the guidelines for proper cover thickness of steel rebars in concrete structures?: The guidelines for proper cover thickness of steel rebars in concrete structures vary depending on the specific design requirements and the environmental conditions. However, in general, the cover thickness for steel rebars should be sufficient to protect them from corrosion, provide fire resistance, and ensure adequate bond strength between the rebar and the concrete. The recommended minimum cover thickness is usually specified in codes and standards, such as ACI 318 (American Concrete Institute) or Eurocode. It is important to consult these guidelines and consider factors like exposure conditions, concrete quality, and structural requirements to determine the appropriate cover thickness for steel rebars in concrete structures.

Q: How do steel rebars affect the overall cost-effectiveness of a structure?: Steel rebars can greatly enhance the cost-effectiveness of a structure by providing added strength and durability. Their use reduces the need for excessive concrete, leading to cost savings in material and construction time. Additionally, the longevity and resistance to corrosion offered by steel rebars can result in reduced maintenance and repair expenses over the lifespan of the structure.

Q: How are steel rebars affected by temperature fluctuations?: Steel rebars are affected by temperature fluctuations in several ways. Firstly, when exposed to high temperatures, steel rebars can expand, which can lead to cracking and weakening of the structure they are supporting. On the other hand, in extremely cold temperatures, steel rebars can contract, potentially causing stress and cracking. These temperature fluctuations can also impact the overall durability and longevity of the rebars, potentially reducing their structural integrity over time. Therefore, it is crucial to consider the effects of temperature fluctuations when designing and constructing structures with steel rebars to ensure their long-term stability and safety.

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