ASTM A615 GR40 DEFORMED STEEL BAR System 1

ASTM A615 GR40 DEFORMED STEEL BAR

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

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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

Usage and Applications of 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 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

Deformed Steel Bar in Coil

deformed bar in coil

Produce Line of Deformed Steel Bar

the produce line of deformed bar

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: Can steel rebars be used in structures exposed to extreme weather conditions?: Yes, steel rebars can be used in structures exposed to extreme weather conditions. Steel rebars have excellent strength and durability, making them suitable for withstanding harsh environmental conditions including extreme temperatures, high humidity, and heavy rainfall. Additionally, steel rebars are resistant to corrosion, which is crucial in structures exposed to extreme weather as it helps maintain their structural integrity over time.

Q: Can steel rebars be used in other applications besides construction?: Yes, steel rebars can be used in other applications besides construction. They are commonly utilized in various industries such as automotive, manufacturing, and infrastructure projects, where their high strength and durability make them suitable for reinforcement purposes. Additionally, steel rebars can also be employed in sculptures, art installations, and DIY projects due to their malleability and versatility.

Q: Can steel rebars be used in the construction of railway tracks?: Yes, steel rebars can be used in the construction of railway tracks. They are commonly used as reinforcement in the concrete sleepers that support the tracks, providing additional strength and durability.

Q: What is the role of steel rebars in the construction of dams and reservoirs?: Steel rebars play a vital role in the construction of dams and reservoirs as they provide reinforcement and strength to the concrete structures. These rebars are strategically placed throughout the concrete to enhance its tensile strength, allowing it to withstand the immense pressure exerted by the water. By reinforcing the concrete, steel rebars help prevent cracks and structural failures, ensuring the long-term durability and stability of the dam or reservoir.

Q: How do steel rebars improve the ductility of a structure?: Steel rebars improve the ductility of a structure by providing reinforcement and enhancing its ability to withstand tensile forces. The presence of rebars within concrete or other structural materials allows them to better absorb and distribute stress, preventing brittle failure and promoting flexural strength.

Q: What are the guidelines for cutting and bending steel rebars on-site?: When it comes to cutting and bending steel rebars on-site, there are several guidelines that should be followed to ensure safety and accuracy. These guidelines are important to ensure that the rebars are cut and bent correctly, without compromising their structural integrity. Here are some key guidelines to consider: 1. Safety precautions: Before starting any cutting or bending activities, it is crucial to prioritize safety. This includes wearing appropriate personal protective equipment (PPE) such as goggles, gloves, and steel-toe boots. Additionally, ensure that the work area is clear of any hazards and that proper safety protocols are followed. 2. Cutting the steel rebars: When cutting rebars, use a high-quality cutting tool that is specifically designed for this purpose. Manual cutting tools like bolt cutters or hydraulic shears are commonly used. Make sure the cutting tool is sharp and in good condition to ensure clean cuts. Avoid using torches or heat-based methods as they can weaken the rebars. 3. Measuring and marking: Before cutting, carefully measure and mark the rebars according to the required lengths. Use a measuring tape and a permanent marker to ensure accuracy. Double-check the measurements to avoid any mistakes that could lead to wastage or improper reinforcement. 4. Bending the steel rebars: When bending rebars, it is important to use a proper bending tool or machine. These tools ensure accurate bending angles and minimize the risk of rebars breaking or cracking. Follow the bending specifications provided by the project engineer or adhere to the local building codes to ensure compliance. 5. Reinforcement requirements: Familiarize yourself with the project plans, drawings, and specifications to understand the reinforcement requirements. Different projects may have specific guidelines for cutting and bending rebars. It is crucial to follow these requirements to ensure the rebars are correctly installed and provide the necessary structural strength. 6. Quality control: Regularly inspect the rebars during the cutting and bending process to ensure they meet the required standards. Look for any signs of damage, cracks, or subpar workmanship. Additionally, make sure the rebars are properly sorted and stored to prevent any potential mix-ups or confusion on-site. 7. Waste management: Properly manage the waste generated during the cutting and bending process. Collect and dispose of any steel shavings or offcuts in designated containers to prevent injuries or accidents caused by the sharp edges. Overall, following these guidelines for cutting and bending steel rebars on-site will help ensure the safety, accuracy, and effectiveness of the reinforcement process. It is important to consult with experienced professionals or consult the project engineer if there are any uncertainties or specific requirements for a particular project.

Q: Can steel rebars be used in industrial flooring?: Yes, steel rebars can be used in industrial flooring. Steel rebars provide added strength and reinforcement to concrete structures, making them suitable for heavy-duty applications such as industrial flooring. The rebars are typically embedded within the concrete to increase its load-bearing capacity and prevent cracking or structural failure.

Q: Are there any limitations on the maximum length of steel rebars?: Yes, there are limitations on the maximum length of steel rebars. The maximum length is typically determined by practical considerations such as transportation and handling capabilities. Additionally, longer rebars may be more prone to bending or warping during the construction process. Therefore, there are industry standards and guidelines that set limits on the maximum length of steel rebars to ensure their effective use in construction projects.

Q: How do steel rebars contribute to the overall resistance against natural disasters?: Steel rebars contribute to the overall resistance against natural disasters in various ways. Firstly, steel rebars are extensively used in reinforced concrete structures such as buildings, bridges, and dams, which are designed to withstand natural disasters like earthquakes and hurricanes. The addition of steel rebars increases the structural integrity of these concrete elements, making them more resistant to the forces exerted by such disasters. During earthquakes, the flexible nature of steel rebars allows them to absorb and distribute the seismic energy throughout the structure. This helps in dissipating the destructive forces and reducing the chances of collapse or severe damage. The presence of steel rebars also enhances the ductility of reinforced concrete structures, which means they can deform and flex without breaking, thus improving their overall resilience against seismic events. In the case of hurricanes or strong winds, steel rebars provide additional strength and stability to concrete structures. They act as reinforcement, preventing the concrete from cracking or crumbling under the pressure of high winds. The combination of the tensile strength of steel and the compressive strength of concrete creates a robust and durable structure that can withstand the powerful forces generated by hurricanes. Furthermore, steel rebars play a crucial role in the construction of flood-resistant structures. During flooding events, the strength and corrosion resistance of steel rebars ensure the structural integrity of buildings and other infrastructure, preventing them from being severely damaged or washed away. The use of steel rebars in flood-prone areas helps in creating resilient structures that can withstand the erosive forces of water and remain intact. Overall, steel rebars significantly contribute to the overall resistance against natural disasters by enhancing the strength, durability, and flexibility of concrete structures. Their presence improves the structural integrity and resilience of buildings, bridges, and other infrastructure, making them more capable of withstanding the destructive forces unleashed by earthquakes, hurricanes, and floods.

Q: How are steel rebars bent during construction?: Steel rebars are bent during construction using specialized tools and equipment. The process involves several steps to ensure the rebars are bent accurately and to the required specifications. First, the rebars are selected based on the design and structural requirements of the project. The rebars are typically made of carbon steel and come in various sizes and lengths. They are usually straight and need to be bent according to the specific shape and dimensions required for the construction. To bend the rebars, construction workers use a bending machine or a hydraulic bender. These machines have a set of rollers or dies that apply pressure to the rebar, bending it into the desired shape. The machine is adjusted to the required angle and radius of the bend. Before bending, the rebars are marked with measurements and reference points to ensure accuracy. The operator places the rebar into the bending machine, aligning it with the reference points. The machine is then activated, and the rollers or dies apply force to the rebar, gradually bending it to the desired shape. For complex bends or shapes, multiple bends may be required. In such cases, the rebar is bent incrementally, with the operator adjusting the machine after each bend to achieve the desired shape. It is important to note that rebars have specific bending limits to prevent them from breaking or losing their structural integrity. Construction workers must adhere to these limits and ensure that the rebars are not over-bent, as it could compromise the strength and safety of the structure. Overall, the process of bending steel rebars during construction involves using specialized equipment, careful measurements, and skilled operators to achieve the required shapes and dimensions for the project.

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