50mm*15.42kg/m Deformed steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
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Product Description:
OKorder is offering 50mm*15.42kg/m deformed steel bar for construction 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:
50mm*15.42kg/m Deformed steel bar 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 Deformed steel bar 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:
1.Detailed Product Description:
1.High Quality and the best service ;
2..Cheapest Price ;
3.many lines for making ;
4.verious size of Product.
2.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: How do we guarantee the quality of our products?
A1: 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.
Q2: Can stainless steel rust?
A2: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
- Q: What is the process of inspecting steel rebars before installation?
- The process of inspecting steel rebars before installation typically involves visually inspecting the rebars for any visible defects, such as corrosion, bending, or surface damage. Additionally, rebars are often checked for proper dimensions, including length, diameter, and shape. Non-destructive testing methods, such as ultrasonic or magnetic particle testing, may also be used to identify any internal flaws or defects. This inspection process ensures that the rebars meet the required standards and are suitable for installation in construction projects.
- Q: How do steel rebars affect the crack resistance of concrete structures?
- Steel rebars play a crucial role in enhancing the crack resistance of concrete structures. When incorporated into the concrete, rebars act as reinforcement and provide additional strength to the structure. The primary purpose of steel rebars is to absorb tensile forces that concrete alone cannot withstand. Concrete is excellent at resisting compression forces but is relatively weak when it comes to tension. As a result, when a concrete structure is subjected to tensile stresses, such as those caused by external loads or temperature changes, cracks can form. By placing steel rebars within the concrete, the structure gains the ability to resist these tension forces. When the concrete experiences tensile stresses, the rebars bear the load and distribute it throughout the structure, preventing the formation and propagation of cracks. The rebars effectively bridge the gaps in the concrete, reinforcing it and increasing its overall strength. Moreover, steel rebars also help to control the size and width of cracks that do occur. By limiting the width and propagation of cracks, the rebars prevent them from becoming larger and compromising the structure's integrity. This is especially important in situations where the structure is exposed to excessive forces or environmental conditions that can induce cracking. Additionally, steel rebars also improve the durability of concrete structures by increasing their resistance to corrosion. Concrete is porous, and over time, water and other corrosive substances can penetrate and deteriorate the material. However, when rebars are used, they are typically encased in a protective layer of concrete, known as the cover. This cover acts as a barrier, preventing the penetration of corrosive agents and protecting the rebars from corrosion. This, in turn, ensures the long-term durability and crack resistance of the concrete structure. In summary, steel rebars significantly enhance the crack resistance of concrete structures by providing reinforcement and absorbing tensile forces. They prevent the formation and propagation of cracks, control their size and width, and increase the overall strength and durability of the structure.
- Q: What are the guidelines for the proper lap splicing of steel rebars?
- The guidelines for the proper lap splicing of steel rebars include ensuring that the rebars are clean and free from rust, dirt, or any other contaminants. The spliced rebars should have appropriate overlapping lengths as specified by the design engineer. The lap splice should be made using mechanical splicing methods or approved splice connectors to ensure proper load transfer. The spliced rebars should be securely positioned and aligned to maintain the required concrete cover. It is essential to follow the specific codes and standards set by the construction industry for lap splicing to ensure the structural integrity and safety of the reinforced concrete structure.
- Q: Can steel rebars be used in retaining walls?
- Yes, steel rebars can be used in retaining walls. Steel rebars are commonly used in the construction of retaining walls to provide reinforcement and increase the structural integrity of the wall. They help to prevent cracking and ensure the wall can withstand lateral pressure from the retained soil or other materials.
- Q: What are the different types of steel rebars used in tunneling?
- There are several types of steel rebars commonly used in tunneling, including deformed steel bars, epoxy-coated rebars, stainless steel rebars, and galvanized rebars. Each type offers specific advantages such as improved corrosion resistance, enhanced bond strength, or increased durability, allowing engineers to choose the most suitable option based on the project requirements and site conditions.
- Q: What is the role of steel rebars in maintaining structural integrity?
- Steel rebars play a crucial role in maintaining structural integrity by reinforcing and strengthening concrete structures. They provide tensile strength to resist cracking, bending, and shearing forces, enhancing the overall stability and durability of buildings, bridges, and other infrastructure.
- Q: Can steel rebars be used in industrial plant construction?
- Yes, steel rebars can be used in industrial plant construction. Rebars are commonly used to reinforce concrete structures, including those found in industrial plants, due to their high tensile strength and ability to withstand heavy loads and stresses. They provide structural integrity and durability to the construction, making them an essential component in industrial plant projects.
- Q: What is the bending radius allowed for steel rebars?
- The bending radius allowed for steel rebars typically depends on the specific grade and diameter of the rebar. However, as a general guideline, rebars with a diameter up to 25mm can typically be bent with a minimum bending radius of 4 times the diameter of the rebar.
- Q: Can steel rebars be used in underground construction?
- Yes, steel rebars can be used in underground construction. Steel rebars are commonly used in the construction of underground structures such as tunnels, foundations, and retaining walls due to their high strength and durability. They provide reinforcement and enhance the structural integrity of the underground construction, making it capable of withstanding various loads and pressures.
- Q: How are steel rebars used in the construction of dams?
- Steel rebars are used in the construction of dams to reinforce the concrete structure and provide additional strength and durability. They are typically placed within the concrete to resist tensile forces and prevent cracking or collapsing under the immense pressure of water. The rebars help to distribute the load evenly across the dam, increasing its overall stability and ensuring its long-term structural integrity.
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50mm*15.42kg/m Deformed steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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