Hot Rolled Steel Rebar Deformed Bar High Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 30000 m.t./month
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Product Description:
Quick Details
Standard:AISI, ASTM, BS, DIN, GB, JIS
Grade:HRB335
Diameter:10mm-40mm
Length:Normally 6~12m
Place of Origin:Fujian, China (Mainland)
Model Number:QZMM-ST001
Application:Building material, construction, road, bridge,etc
Product Name:Steel Rebars,Deformed Steel Bars,Building Material China Manufacturer
Standard:ASTM A615 /BS BS 4449 /GB HRB/ JIS G3112
Material:HRB335
Shape:Straight reinforcing bars
Technique:Low temperature hot-rolling reinforcing deformed steel rebar
Tolerance:As the standard or as your requirement
MOQ:100tons per size steel rebar
Packing details Steel:Steel rebar packed in bundle or as your requirement
Delivery:Within 30 days after deposit
Post:XIAMEN,CHINA
Packaging & Delivery
| Packaging Details: | in bundles or as customer's requirement |
|---|---|
| Delivery Detail: | Within 30days after receiving your deposit or copy of L/C |
Product Description
| Name | Steel Rebars,Deformed Steel Bars,Building Material China Manufacturer |
| Standard | ASTM A615 /BS BS 4449 /GB HRB/ JIS G3112 |
| Grade | A615 Gr40/60/75 BS 4449 Gr460,B500 GB HRB335(E) JIS G3112 SD390 |
| Diameter | 10mm-40mm |
| Length | 6-12m |
| Technique | Low temperature hot-rolling reinforcing deformed steel rebar |
| Tolerance | As the standard or as your requirement |
| Application | Building, construction, road, bridge,etc |
| Certificated | BV |
| MOQ | 100tons per size steel rebar |
| Packing details | Steel rebar packed in bundle or as your requirement |
| Delivery | Within 30 days after deposit |
| Payment | T/T or L/C |
Chemical Composition
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 | ||
Physics capability | ||||||||
Yield Strength(N/cm2) | Tensile Strength(N/cm2) | Elongation (%) | ||||||
≥335 | ≥490 | ≥16 | ||||||
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 | ||
Physics 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
- Q:Cast-in-place with 10 mm reinforcement, a good layer or 8 mm double layer? Why?
- Double reinforcement should be adopted for roof bar reinforcement.(5) double deck two-way steel bars shall be installed in cast-in-place slabs with a thickness of more than 120mm.
- Q:What is the effect of carbon content on the strength of steel rebars?
- The carbon content in steel rebars has a significant effect on their strength. Generally, a higher carbon content leads to increased strength and hardness in the steel rebars. This is because carbon atoms form strong chemical bonds with iron atoms in the steel matrix, resulting in a more rigid and durable material. When carbon is added to the steel, it forms carbides, which are crystalline compounds that make the steel harder and stronger. The presence of these carbides increases the resistance of the steel rebars to deformation, making them suitable for applications that require high strength, such as in construction and infrastructure projects. However, it is important to note that there is a limit to how much carbon can be added to the steel rebars to improve their strength. Excessive carbon content can make the steel brittle and susceptible to cracking under stress. This is because the excessive carbon atoms can form large carbide clusters, weakening the overall structure of the steel rebars. Therefore, the carbon content in steel rebars needs to be carefully balanced to achieve the desired strength and toughness. Depending on the specific application and requirements, different carbon levels can be used to optimize the strength and performance of the steel rebars. In conclusion, the carbon content has a direct impact on the strength of steel rebars. Increasing the carbon content can improve their strength and hardness, but excessive carbon levels can lead to brittleness. Thus, finding the right balance of carbon content is crucial to ensure the optimal strength and performance of steel rebars in various construction applications.
- Q:How do steel rebars enhance the structural integrity of a building?
- Steel rebars enhance the structural integrity of a building in several ways. Firstly, they provide reinforcement and support to concrete structures, such as beams, columns, and slabs, preventing them from cracking or collapsing under heavy loads or external forces. The high tensile strength of steel rebars allows them to bear the tensile stresses that concrete alone cannot withstand, ensuring the stability and durability of the building. Moreover, steel rebars help to distribute and transfer loads evenly throughout the structure, reducing localized stress concentrations. By reinforcing critical areas prone to tension, such as corners, joints, and openings, rebars prevent the formation of cracks and ensure the overall stability of the building. Steel rebars also play a crucial role in improving the resistance of the structure against natural disasters, such as earthquakes and hurricanes. The flexibility and ductility of steel allow it to absorb and dissipate energy during seismic events or high winds, minimizing the potential for structural failure. This added resilience ensures the safety of occupants and protects the building from severe damage. Additionally, steel rebars provide long-term durability to the structure by protecting it against corrosion. Unlike other construction materials, steel is highly resistant to degradation caused by environmental factors, such as moisture, chemicals, and temperature fluctuations. By using corrosion-resistant rebars or applying protective coatings, the lifespan of the building can be significantly extended. Overall, steel rebars are essential components in reinforcing concrete structures, enhancing their strength, stability, and resilience. By providing additional support and resistance to various stresses and loads, they contribute to the overall structural integrity of a building, ensuring its safety, longevity, and ability to withstand adverse conditions.
- Q:How are steel rebars used in the construction of oil and gas refineries?
- Steel rebars are used in the construction of oil and gas refineries as they provide strength, stability, and durability to the structures. These rebars are typically embedded in concrete foundations and reinforced concrete structures to enhance their load-bearing capacity and resistance against seismic activity. They ensure the integrity and safety of the refinery by reinforcing critical components such as columns, beams, walls, and slabs, making them capable of withstanding the heavy loads and harsh environmental conditions associated with refinery operations.
- Q:8 mm thread steel, how much is a bundle?
- The raw steel billet for the production of threaded steel is carbon structural steel or low alloy structural steel which is treated by calm melting, and the finished steel bar is delivered in hot rolling forming, normalizing or hot rolling state.
- Q:What is the typical weight of a steel rebar?
- The typical weight of a steel rebar varies depending on its size and length. However, a commonly used steel rebar, such as a #4 rebar, typically weighs around 9.5 pounds per foot or 14.2 kilograms per meter.
- Q:What is the average diameter of steel rebars used in construction?
- Steel rebars used in construction typically have an average diameter ranging from 6 mm to 40 mm. However, the specific diameter may vary depending on the construction project requirements and structural design. It is crucial to consider that different countries or regions have their own standards and regulations for steel rebar specifications. Thus, consulting local building codes and engineering professionals is recommended to determine the suitable diameter for a specific construction project.
- Q:Can steel rebars be recycled after demolition?
- Yes, steel rebars can be recycled after demolition. Steel is one of the most commonly recycled materials, and rebars are no exception. After demolition, steel rebars can be collected, sorted, and sent to recycling facilities where they are melted down and reused to make new steel products. This recycling process helps reduce waste and conserve resources.
- Q:Are there any environmental concerns related to steel rebars?
- Yes, there are some environmental concerns related to steel rebars. The production of steel involves the extraction of iron ore, which can lead to habitat destruction and deforestation. Additionally, the steel industry is known to be a significant contributor to greenhouse gas emissions. However, steel rebars are a common and necessary material in construction, and efforts are being made to mitigate these environmental impacts through recycling and energy-efficient production methods.
- Q:Are steel rebars eco-friendly?
- Steel rebars are not inherently eco-friendly due to how they are produced and the extraction of necessary raw materials. The production of steel involves extracting iron ore, which consumes a significant amount of energy and resources. Additionally, this process releases large amounts of carbon dioxide, contributing to greenhouse gas emissions and climate change. However, it is important to note that steel rebars have a long lifespan and can be recycled, which helps minimize their environmental impact. Recycling steel requires far less energy and resources compared to manufacturing it from scratch, and it aids in conserving natural resources and reducing waste. Furthermore, steel rebars are commonly utilized in construction projects because of their strength and durability. Utilizing them can result in the construction of long-lasting structures that require fewer repairs and replacements over time. This aspect of durability can contribute to an overall decrease in environmental impact. In summary, although steel rebars are not environmentally friendly during the production process, their longevity and recyclability can significantly reduce their environmental impact when compared to alternative construction materials.
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Hot Rolled Steel Rebar Deformed Bar High Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 30000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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