Steel Rebar, Deformed Steel Bar, Iron Rods For Construction/Concrete Material
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 40000 m.t./month
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Product Description:
OKorder is offering Steel Rebar, Deformed Steel Bar, Iron Rods For Construction/Concrete Material at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Steel Rebar, Deformed Steel Bar, Iron Rods For Construction/Concrete Material are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's Steel Rebar, Deformed Steel Bar, Iron Rods For Construction/Concrete Material are durable, strong, and resist corrosion.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Deformed bars/reinforced bars:
1.Material:GB--HRB400/HRB500 ; BS4449--460B/500B;
ASTM A615-Gr40/60 ; AS4671--500N/500E;
JISG3112--SD400 ; DIN488-1--BST500S;
KS-SD390.
2.Standard.:ASTM/JIS/DIN/BS/GB/KS.
3.Diameter:6-50mm.
The Specification of Deformed Steel Bars
| THEORETICAL WEIGHT INDEX | ||
| SIZE(mm) | CUT AREA(cm2) | THEORETICAL WEIGHT(kg/m) |
| 8 | 0.503 | 0.395 |
| 9 | 0.636 | 0.5 |
| 10 | 0.79 | 0.62 |
| 12 | 1.13 | 0.89 |
| 14 | 1.54 | 1.21 |
| 16 | 2.01 | 1.58 |
| 18 | 2.55 | 2 |
| 20 | 3.14 | 2.47 |
| 22 | 3.8 | 2.98 |
| 25 | 4.91 | 3.85 |
| 28 | 6.16 | 4.83 |
| 32 | 8.04 | 6.31 |
| 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/cm 2 ) | Tensile Strength(N/cm 2 ) | 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/cm 2 ) | Tensile Strength ( N/cm 2 ) | Elongation (%) | ||||
| ≥ 400 | ≥570 | ≥ 14 | ||||
FAQ:
Q1: Why buy Materials & Equipment from OKorder.com?
A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.
Q2: How do we guarantee the quality of our products?
A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.
Q3: How soon can we receive the product after purchase?
A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
- Q: What is the relationship between steel structure and thread steel?
- Thread steel is usually used in embedded parts of steel structures, sometimes in civil engineering units, and sometimes in steel structural units. How to divide the owner's list?
- Q: Can steel rebars be used in the construction of offshore oil platforms?
- Indeed, the inclusion of steel rebars is deemed feasible for the construction of offshore oil platforms. In construction practices, steel rebars are commonly employed to fortify concrete structures, thereby enhancing their strength and durability. In the context of offshore oil platforms, the use of steel rebars serves to fortify the concrete foundations and structures of the platform, facilitating its resistance against the adverse environmental conditions as well as the weight of the equipment and infrastructure situated on the platform. These steel rebars are engineered to withstand corrosion and are typically coated with epoxy or other protective coatings to prevent rusting within the corrosive marine environment. Additionally, steel rebars can be specifically tailored to meet the precise requirements of the offshore oil platform, thereby ensuring that they deliver the essential strength and stability.
- Q: How are steel rebars cut to size on construction sites?
- Steel rebars are typically cut to size on construction sites using specialized tools such as portable hydraulic or electric rebar cutters. These tools have sharp blades that can easily slice through the steel bars, ensuring precise and accurate cuts. The rebars are measured and marked beforehand, and then the cutters are used to trim them to the required lengths. This process allows for efficient and convenient customization of rebars to fit specific construction needs.
- Q: What are the guidelines for protecting steel rebars during concrete pouring?
- Some guidelines for protecting steel rebars during concrete pouring include ensuring proper placement and alignment of rebars, using plastic or epoxy-coated rebars to prevent corrosion, providing adequate concrete cover over the rebars, using protective caps on exposed ends, and avoiding over-vibration of the concrete to prevent rebars from shifting. Additionally, it is important to protect rebars from moisture and contamination during storage and construction, and to follow industry standards and specifications for reinforcement placement and protection.
- Q: What's the difference between round bar and screw steel? Which one is cheaper on the market at present?
- Steel is known as hot rolled ribbed bar. The specification of rebar is large, and it belongs to small section steel. It is mainly used for the skeleton of reinforced concrete construction component. Generally required in the use of a certain mechanical strength, bending deformation properties and welding process performance.
- Q: How are steel rebars used in reinforced concrete structures?
- Steel rebars are used in reinforced concrete structures to provide additional strength and resistance to tension forces. They are embedded within the concrete, creating a composite material that can withstand greater loads and prevent cracks from forming. The rebars act as a reinforcement, helping to distribute the applied loads evenly throughout the structure and enhancing its durability and structural integrity.
- Q: What is the process of epoxy-coating steel rebars?
- The process of epoxy-coating steel rebars involves several steps to ensure a durable and corrosion-resistant coating. Here is an overview of the typical process: 1. Surface Preparation: The steel rebars are first cleaned thoroughly to remove any rust, oil, or other contaminants. This can be done using techniques such as sandblasting or chemical cleaning. 2. Priming: After cleaning, a primer is applied to the rebars. The primer helps to enhance adhesion between the steel surface and the epoxy coating. It also provides an additional layer of protection against corrosion. 3. Epoxy Coating Application: Once the primer has dried, the epoxy coating is applied to the rebars. This can be done using various methods, such as spray application or dipping the rebars into a tank of epoxy. 4. Curing: After the epoxy coating has been applied, the rebars are allowed to cure. This involves a controlled process where the coating is left to harden and fully bond with the steel surface. The curing time can vary depending on the specific epoxy used and environmental conditions. 5. Inspection: Once the rebars have cured, they undergo a thorough inspection to ensure that the epoxy coating is applied uniformly and meets the required specifications. This inspection may include visual checks, adhesion tests, and measurements of coating thickness. 6. Packaging and Storage: After passing the inspection, the epoxy-coated steel rebars are packaged and stored in a controlled environment to protect them from any damage or further contamination. It is important to note that the specific process may vary depending on the manufacturer, project requirements, and the type of epoxy coating being used. Additionally, it is crucial to follow industry standards and guidelines to ensure the quality and effectiveness of the epoxy-coated steel rebars.
- Q: How are steel rebars coated with epoxy?
- Epoxy coating, also known as epoxy rebar coating, is utilized to coat steel rebars for the purpose of protection against corrosion and other environmental factors. To initiate the process of coating steel rebars with epoxy, the first step involves preparing the surface. This essential stage entails the thorough cleaning of the rebars to eliminate any dirt, oil, or rust present. The significance of surface preparation lies in ensuring proper adhesion of the epoxy to the steel surface. Once the surface is adequately prepared, the application of the epoxy coating commences. There are various methods available for this application, including spraying, brushing, or dipping the rebars into an epoxy solution. The choice of method depends on factors such as the rebars' size and shape, as well as the desired thickness of the epoxy coating. Subsequent to the application of the epoxy, the rebars are allowed to cure. Curing is the process during which the epoxy hardens and attains its maximum strength. The duration of this process may vary depending on the specific epoxy product utilized, but it generally takes several hours or even days for the epoxy to fully cure. Upon achieving complete curing, the coated rebars are prepared for use. The epoxy coating acts as a protective barrier, effectively preventing the steel rebars from rusting and deteriorating over time. Additionally, it enhances the rebars' resistance to chemicals, moisture, and other corrosive substances. To summarize, epoxy coating proves to be an efficient method for safeguarding steel rebars against corrosion and extending their lifespan. It finds extensive application in construction projects wherein rebars are exposed to harsh environmental conditions, such as bridges, buildings, and infrastructure projects.
- Q: Why is round bar more expensive than thread steel?
- Threaded steel should be used in the construction field, there are generally two, three grade steel, grade HRB335, HRB400 also has four grades, HRB500 thread steel.
- Q: What is the purpose of ribbing on a steel rebar?
- The purpose of ribbing on a steel rebar is to improve the bond between the rebar and the surrounding concrete. Raised deformations, known as ribs, run along the length of the rebar, creating a larger surface area for the concrete to grip onto. This larger surface area enhances the mechanical interlock between the rebar and concrete, resulting in better load transfer and improved structural integrity. Additionally, the ribbing prevents slippage or movement of the rebar within the concrete, ensuring that the reinforcement remains in its intended position, even under heavy loads or seismic activity. In summary, the ribbing on a steel rebar is vital for enhancing the performance and durability of reinforced concrete structures.
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Steel Rebar, Deformed Steel Bar, Iron Rods For Construction/Concrete Material
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 40000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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