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 modular bridge construction?: Yes, steel rebars can be used in modular bridge construction. Steel rebars provide strength, durability, and structural stability to the bridge modules, making them an ideal choice for this type of construction.

Q:How are steel rebars used in the construction of power transmission towers?: Steel rebars are commonly used in the construction of power transmission towers to provide reinforcement and strength to the structure. These rebars are typically made of high-strength steel and are used in various components of the tower, such as the foundation, columns, and cross arms. In the foundation, steel rebars are embedded in concrete to increase its load-bearing capacity. The rebars help distribute the weight of the tower and the transmission lines, ensuring that the foundation remains stable and can withstand the forces exerted on it. Within the tower columns, steel rebars are used to reinforce the concrete structure, enhancing its overall strength and stability. This is crucial as power transmission towers are often exposed to strong winds, seismic activities, and other external forces. The rebars prevent the concrete from cracking or collapsing under these conditions, ensuring the tower's integrity and longevity. Steel rebars are also employed in the construction of cross arms, which are the horizontal members that support the transmission lines. These rebars provide additional reinforcement to the cross arms, enabling them to carry the weight of the lines effectively. This is especially important as power transmission lines can span over long distances and carry heavy loads. Overall, steel rebars play a vital role in the construction of power transmission towers by providing the necessary strength and reinforcement to ensure the tower's stability and durability. Without these rebars, the towers would be more susceptible to structural failures and pose a risk to the transmission lines and surrounding areas.

Q:How do steel rebars affect the cost of a construction project?: Steel rebars can significantly affect the cost of a construction project because they are a crucial component in reinforced concrete structures. The cost of steel rebars depends on their quantity, grade, and size, and it can greatly impact the overall project budget. Additionally, the transportation and installation costs associated with steel rebars should also be taken into account. Therefore, careful planning and consideration of the type and amount of steel rebars required are essential to manage and optimize the project's cost.

Q:Can steel rebars be bent or shaped?: Yes, steel rebars can be bent or shaped using various methods such as heat, mechanical force, or cold bending techniques.

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:Can steel rebars be used in road and bridge construction?: Yes, steel rebars can be used in road and bridge construction. Steel rebars provide structural integrity and strength to reinforce concrete structures, making them suitable for use in the construction of roads and bridges. They enhance the durability, load-bearing capacity, and resistance to cracking and deformation in these infrastructure projects.

Q:How are steel rebars cut on-site?: Steel rebars are typically cut on-site using a variety of tools such as a rebar cutter or a portable hydraulic shear. These tools are specifically designed to provide precise and efficient cutting of steel rebars, ensuring that they are accurately sized for construction purposes.

Q:How do steel rebars contribute to the structural integrity of a building?: The structural integrity of a building is greatly enhanced by steel rebars, which play a vital role in this regard. Rebars, also known as reinforcing bars, are typically made of steel and are used to provide strength and stability to concrete structures. They are embedded within the concrete to create a composite material capable of withstanding various forces and loads. To begin with, rebars aid in the distribution and transfer of loads across the structure. When external forces such as wind, earthquakes, or heavy loads act upon a building, the rebars act as reinforcements, absorbing and dispersing these forces. By spreading the load over a larger area, they prevent concentrated stress points that could potentially lead to structural failure. Furthermore, rebars help prevent cracks and fractures in the concrete. Although concrete is highly durable under compression, it is weak in tension. Steel rebars, with their high tensile strength, counteract this weakness by resisting the tensile forces that could cause the concrete to crack or fail. By reinforcing the concrete, rebars ensure that the structure remains intact and can withstand various stresses. Additionally, rebars increase the overall durability and lifespan of a building. By providing additional strength and stability, they reduce the likelihood of structural damage, ensuring that the building can endure over time. This is particularly crucial in areas prone to natural disasters, where the strength of a building can be a matter of life and death. Lastly, steel rebars contribute to the overall safety of a building. By reinforcing the structure, they enhance its ability to withstand extreme events such as earthquakes or heavy impacts. This not only protects the occupants of the building but also reduces the risk of collateral damage to surrounding structures. In conclusion, steel rebars are indispensable components in construction that significantly contribute to a building's structural integrity. Their ability to distribute loads, prevent cracks, increase durability, and enhance safety make them a crucial element in modern construction practices.

Q:How do steel rebars contribute to the load-bearing capacity of structures?: The load-bearing capacity of structures is enhanced by steel rebars in various ways. Firstly, they increase the tensile strength of the concrete, which is weak in tension despite its strength in compression. This addition of steel rebars significantly boosts the structural tensile strength, a crucial aspect considering the different loads structures face, such as dead loads (e.g. the structure's weight), live loads (e.g. occupants, furniture), and environmental loads (e.g. wind, earthquakes). Secondly, steel rebars aid in preventing cracking and improving the overall durability of the structure. Concrete has a tendency to shrink and crack due to factors like temperature changes and moisture. By incorporating steel rebars within the concrete, they act as reinforcement, ensuring a more even distribution of the load and decreasing the likelihood of cracking. This, in turn, enhances the longevity and structural integrity of the building. Moreover, steel rebars also provide support and stability to the structure, particularly against lateral forces that may arise during high winds or seismic events. By securely anchoring the rebars into the foundation or other structural elements, a strong connection is formed, capable of withstanding these lateral loads and safeguarding the structure from collapse or damage. To summarize, steel rebars play a vital role in enhancing the load-bearing capacity of structures through bolstering the tensile strength of the concrete, preventing cracking, and providing stability and support. Their integration into the structural design is paramount for ensuring the safety, durability, and long-term functionality of buildings and other forms of infrastructure.

Q:What are the different methods for reinforcing concrete with steel rebars?: Some of the different methods for reinforcing concrete with steel rebars include placing the rebars in a grid pattern throughout the concrete structure, using stirrups or ties to hold the rebars in place, and using pre-fabricated mesh or rebar mats as a convenient way to reinforce large areas of concrete. Additionally, epoxy-coated rebars can be used to protect against corrosion and increase the longevity of the reinforced concrete.

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