HRB335 Steel Rebars
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50MT m.t.
- Supply Capability:
- 800000TONS m.t./month
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Specifications of HRB335 Steel Rebars:
Standard | GB | HRB335 | |
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 | ||
Technique | Hot rolled | ||
Brand name | DRAGON | ||
Chemical Composition: (Please kindly find our chemistry of our material based on HRB335 as below for your information)
Grade | Technical data of the original chemical composition (%) | |||||
C | Mn | Si | S | P | B | |
HRB335 | ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | >0.0008 |
Physical capability | ||||||
Yield Strength (N/cm²) | Tensile Strength (N/cm²) | Elongation (%) | ||||
≥335 | ≥490 | ≥16 | ||||
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 HRB335 Steel Rebars:
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 HRB335 Steel Rebars:
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
Steel Rebars in coil
production line of Steel Rebars
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: How do steel rebars affect the overall crack control of concrete?
- Steel rebars play a crucial role in controlling cracks in concrete structures. The incorporation of steel rebars in concrete significantly enhances its tensile strength, which is otherwise quite low. When concrete undergoes tensile forces, such as those caused by drying shrinkage, temperature changes, or applied loads, it tends to crack. However, the presence of steel rebars helps to mitigate and control these cracks. Rebars act as reinforcement, providing additional strength to the concrete. They resist the tensile forces, preventing the concrete from easily cracking. When tensile forces are applied to the reinforced concrete, the rebars carry a significant portion of the load, reducing the stress on the concrete and minimizing crack formation. Moreover, the bond between the steel rebars and the concrete is integral in crack control. The bond ensures that the rebars effectively transfer the tensile forces to the concrete, enhancing its overall crack resistance. This bond also helps in distributing the applied loads evenly and reducing the risk of localized cracking. Furthermore, steel rebars can also be used to control crack widths in concrete. By specifying the appropriate diameter, spacing, and arrangement of the rebars, engineers can influence the crack widths to meet design requirements. The rebars act as barriers, limiting the width of cracks that may occur, thus maintaining the structural integrity of the concrete. In summary, steel rebars have a positive impact on the overall crack control of concrete. They enhance the tensile strength of concrete, resist tensile forces, distribute applied loads, and limit crack widths. By incorporating steel rebars in concrete, engineers can ensure the durability and longevity of concrete structures by effectively controlling crack formation and minimizing their negative consequences.
- Q: How do steel rebars contribute to the overall sustainability of the construction industry?
- The construction industry benefits from steel rebars in several ways, which contribute to its overall sustainability. To begin with, the utilization of steel rebars improves the strength and longevity of concrete structures. This leads to reduced repair and replacement needs, resulting in less construction waste and a smaller environmental impact. Furthermore, steel rebars can be recycled and repurposed at the end of their life cycle. This not only decreases the demand for new steel production but also reduces energy consumption and greenhouse gas emissions associated with manufacturing. By embracing the circular economy, steel rebars help conserve natural resources and decrease the construction industry's carbon footprint. Moreover, incorporating steel rebars into concrete structures enhances their ability to withstand seismic activity and extreme weather conditions like hurricanes or earthquakes. This ensures the safety of occupants and minimizes the risk of infrastructure damage, thereby reducing the need for reconstruction and increasing overall resilience. Additionally, steel rebars can be engineered to optimize material usage and decrease the weight of structures. This leads to more efficient transportation and installation processes, resulting in lower fuel consumption and emissions related to transportation. Lastly, steel rebars offer flexibility in design and construction, enabling innovative and sustainable building solutions. They can easily be integrated into various construction methods, allowing for the use of sustainable techniques such as prefabrication or modular construction. This improves efficiency, reduces construction time, and minimizes disruption to the surrounding environment. In conclusion, steel rebars are essential for the sustainability of the construction industry. They enhance structure durability, promote recycling, reduce waste generation, conserve resources, improve safety, and enable innovative construction techniques. Their use contributes to the overall environmental, social, and economic sustainability of the industry, making them a vital component in sustainable construction practices.
- Q: How do steel rebars contribute to the overall aesthetics of a structure?
- Steel rebars do not directly contribute to the overall aesthetics of a structure as they are typically hidden within the concrete. However, their use ensures structural integrity and strength, which indirectly enhances the overall appearance by providing a solid foundation for the design elements and finishes of the structure.
- Q: How do steel rebars affect the shrinkage and creep of concrete?
- Concrete's shrinkage and creep behavior can be significantly influenced by steel rebars. Shrinkage refers to the concrete's volume reduction caused by moisture loss during drying, while creep refers to its time-dependent deformation under sustained load. The inclusion of steel rebars helps mitigate concrete shrinkage. As the concrete shrinks, the rigid rebars resist this reduction and provide restraint. This restraint minimizes volume changes and reduces cracking caused by shrinkage. Moreover, the tensile strength of rebars allows them to distribute stress and prevent localized cracking, further minimizing the impact of shrinkage on overall concrete performance. Regarding creep, steel rebars can increase concrete's deformation. This is because the rebars introduce additional stress and strain, leading to greater creep deflections. However, compared to factors like mix design, water-cement ratio, and curing conditions, the effect of steel rebars on creep is generally considered minor. It's important to note that proper reinforcement layout design and detailing can minimize the impact of steel rebars on shrinkage and creep. Adequate spacing, rebars cover, and reinforcement ratios optimize both concrete and rebars' performance. Additionally, the use of supplementary cementitious materials like fly ash or silica fume can reduce shrinkage and mitigate creep's impact. In summary, steel rebars are crucial in minimizing concrete's shrinkage-related issues through restraint and stress distribution. Though they may increase creep deformation, their impact is generally minor compared to other factors. Proper reinforcement design and detailing optimize concrete and steel rebars' performance in terms of shrinkage and creep.
- Q: Can steel rebars be used in reinforced masonry walls?
- Reinforced masonry walls often incorporate steel rebars to boost their strength and longevity. It is a common practice to employ steel rebars in the construction of these walls. The rebars are typically inserted into the mortar joints between the masonry units, such as bricks or concrete blocks. They serve to distribute any tensile forces that may arise in the masonry wall as a result of external loads or structural movements. Masonry materials are inherently strong in compression but weak in tension, so the addition of steel rebars helps fortify the structure. By incorporating steel rebars, the reinforced masonry walls become more resistant to lateral forces like wind or seismic loads, thereby reducing the likelihood of cracks or structural failures. Furthermore, the use of steel rebars enhances the overall stability and load-bearing capacity of the masonry wall, making it suitable for a wide array of construction projects.
- Q: Can steel rebars be used in tunnel construction projects?
- Yes, steel rebars can be used in tunnel construction projects. Steel rebars are commonly used as reinforcement in tunnel construction due to their high strength and durability. They help enhance the structural integrity of the tunnel by providing additional support to withstand various loads and ground conditions. Additionally, steel rebars can be easily bent and shaped to fit the required design specifications of the tunnel, making them a preferred choice in tunnel construction.
- Q: What is the standard size of a steel rebar?
- The size of a steel rebar can vary depending on the particular application and project requirements. In construction and civil engineering, the standard sizes for steel rebars commonly used are typically 10mm, 12mm, 16mm, 20mm, 25mm, and 32mm in diameter. These sizes are widely accessible and utilized in different structural elements like beams, columns, and slabs. Furthermore, the length of a steel rebar can vary, usually ranging from 6 meters to 12 meters, depending on the project specifications. To determine the appropriate size of steel rebar for a specific construction project, it is crucial to consult the project engineer or refer to the relevant building codes and standards.
- Q: What are the different methods of joining steel rebars in a structure?
- There are several methods for joining steel rebars in a structure, such as lap splicing, mechanical splicing, and welded splicing. Lap splicing involves overlapping the rebars and tying them together with wire or steel ties. Mechanical splicing uses mechanical devices like couplers or sleeves to connect the rebars together. Welded splicing involves welding the rebars together using heat and pressure to create a strong bond. Each method has its advantages and is used based on the specific requirements of the structure and the engineer's recommendations.
- Q: What is the lifespan of a steel rebar in a concrete structure?
- The lifespan of a steel rebar in a concrete structure can vary depending on various factors such as the quality of the rebar, the design and construction of the structure, and the environment it is exposed to. However, on average, steel rebars in concrete structures can last for several decades to even over a century if properly designed, constructed, and maintained.
- Q: Can steel rebars be used in offshore oil and gas platform construction?
- Steel rebars are indeed suitable for use in the construction of offshore oil and gas platforms. They are frequently employed as reinforcements in concrete structures, including offshore platforms. This utilization enhances the concrete's strength and durability, thereby increasing its ability to withstand the challenging conditions present in offshore environments, such as powerful winds, waves, and corrosive saltwater. The incorporation of steel rebars into the construction of offshore platforms guarantees the platform's structural integrity, resulting in a secure and dependable structure for oil and gas extraction activities. Furthermore, steel rebars can be custom-designed and manufactured to conform to specific industry standards and requirements, ensuring their appropriateness for offshore applications.
1. Manufacturer Overview
| Location | Hebei, China |
| Year Established | 2002 |
| Annual Output Value | Above US$ 400 Million |
| Main Markets | South Asia; Middle East;Southeast Aisa |
| Company Certifications |
2. Manufacturer Certificates
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period |
3. Manufacturer Capability
| a) Trade Capacity | |
| Nearest Port | Tianjin |
| Export Percentage | 60%-80% |
| No.of Employees in Trade Department | 11-20 People |
| Language Spoken: | English; Chinese |
| b) Factory Information | |
| Factory Size: | Above 100,000 square meters |
| No. of Production Lines | 2 |
| Contract Manufacturing | OEM service offered |
| Product Price Range | average |
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HRB335 Steel Rebars
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50MT m.t.
- Supply Capability:
- 800000TONS m.t./month
OKorder Service Pledge
OKorder Financial Service
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