High Quality ASTM Standard Deformed Steel Rebar
- Ref Price:
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- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 200000 m.t./month
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Product Description:
Specifications of High Quality ASTM Standard Deformed Steel Rebar
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 | ||
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 High Quality ASTM Standard Deformed Steel Rebar
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 High Quality ASTM Standard Deformed Steel Rebar
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
Produce Line of High Quality ASTM Standard Deformed Steel Rebar
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
Pictures of High Quality ASTM Standard Deformed Steel Rebar
Deformed Steel Bar in testing
- Q: Can steel rebars be used in cold weather conditions?
- Yes, steel rebars can be used in cold weather conditions. Steel has excellent cold weather performance and can maintain its structural integrity even in extremely low temperatures. However, it is important to ensure that proper construction practices are followed, such as protecting the rebars from moisture and using appropriate concrete curing methods to prevent freezing and cracking.
- Q: What is the average lifespan of steel rebars in marine environments?
- Several factors can influence the average lifespan of steel rebars in marine environments. On the whole, these rebars tend to last between 50 and 100 years in such settings. This estimate considers the corrosive properties of saltwater, which can hasten the decay of steel structures. Furthermore, the quality of the steel, the marine structure's design and construction, and maintenance practices can all impact the rebars' lifespan. Regular inspections, the application of protective coatings, and appropriate maintenance can effectively prolong the rebars' longevity in marine environments.
- Q: Can steel rebars be used in structures with high levels of carbonation or acid attack?
- No, steel rebars should not be used in structures with high levels of carbonation or acid attack. Steel is susceptible to corrosion in acidic environments, and high carbonation levels can increase the acidity of the surroundings. In such conditions, alternative materials that are resistant to corrosion and acid attack, such as stainless steel or fiber-reinforced polymers, should be considered for structural reinforcement.
- Q: What is the role of steel rebars in reducing concrete shrinkage?
- The reinforcement and added strength provided by steel rebars are crucial in minimizing concrete shrinkage. When concrete cures, it goes through hydration, a process in which it loses water and shrinks. This shrinkage has the potential to cause cracking and structural instability. By incorporating steel rebars into the concrete, they serve as reinforcement and help counteract shrinkage. These rebars offer tensile strength, which means they can resist pulling or stretching forces. As the concrete shrinks, the rebars hold it together and prevent excessive cracking. Moreover, steel rebars aid in distributing the load more evenly throughout the concrete structure. This reduces stress concentration in specific areas and further reduces the likelihood of shrinkage-related cracking. Additionally, steel rebars can act as thermal conductors, promoting even heat dissipation within the concrete. This prevents temperature differences within the structure, which can lead to differential shrinkage and subsequent cracking. To summarize, steel rebars play a vital role in reducing concrete shrinkage by providing reinforcement, resisting tensile forces, distributing loads, and regulating temperature differences. Consequently, they enhance the overall durability and stability of the concrete structure, minimizing the adverse effects of shrinkage.
- Q: How do steel rebars affect the overall weight of a structure?
- Steel rebars can significantly increase the overall weight of a structure due to their high density and strength. The addition of steel rebars adds more mass to the structure, which can enhance its stability and load-bearing capacity.
- Q: Are there any limitations on the diameter of steel rebars?
- Yes, there are limitations on the diameter of steel rebars. The diameter of steel rebars typically ranges from 6mm to 50mm, depending on the specific requirements of the construction project and the applicable building codes and standards in the region.
- Q: How are steel rebars used in bridge construction?
- Steel rebars are used in bridge construction to reinforce the concrete structures, providing strength and durability. They are placed within the concrete to withstand tension forces and prevent cracking or collapsing of the bridge.
- Q: Can steel rebars be used in the construction of dams and reservoirs?
- Yes, steel rebars can be used in the construction of dams and reservoirs. Steel rebars provide strength and durability to the concrete structures, making them suitable for reinforcing the massive concrete walls and foundations required for dam and reservoir construction.
- Q: Can steel rebars be bent or shaped on-site during construction?
- Yes, steel rebars can be bent or shaped on-site during construction. They are commonly bent using specialized tools such as rebar benders, which allow for precise bending and shaping according to the design requirements. This flexibility in on-site shaping makes steel rebars a versatile choice for reinforcing concrete structures.
- Q: What are the different types of steel rebars used in road bridges?
- There are primarily two types of steel rebars commonly used in road bridges: carbon steel rebars and stainless steel rebars. Carbon steel rebars are the most widely used and cost-effective option, known for their strength and durability. On the other hand, stainless steel rebars are corrosion-resistant, making them suitable for bridges exposed to harsh environmental conditions or those built near bodies of water. Each type of rebar has its own advantages and is selected based on the specific requirements and conditions of the bridge project.
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High Quality ASTM Standard Deformed Steel Rebar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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