ASTM Standard Deformed Steel Rebar GR40, GR60
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
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Specification
Standard:
AISI,JIS,GB,ASTM
Technique:
Hot Rolled
Shape:
Round
Surface Treatment:
Black
Steel Grade:
Q235,HRB400
Certification:
ISO,SGS,BV
Thickness:
2
Length:
6m
Net Weight:
20000
Product Description:
OKorder is offering ASTM Standard Deformed Steel Rebar GR40, GR60 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:
ASTM Standard Deformed Steel Rebar GR40, GR60 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.
Product Advantages:
OKorder's ASTM Standard Deformed Steel Rebar GR40, GR60 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
Specifications of Hot Rolled Deformed Steel Rebars for ASTM Standard Deformed Steel Rebar GR40, GR60
Standard | GB UK USA | HRB335 HRB400 HRB500 G460B, B500A, B500B,B500C 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 | ||
Payment term | TT or L/C | ||
Trade terms | FOB, CFR, CIF | ||
Application | Building, construction | ||
Each bundle weight | 2-3MT, or as required | ||
Type | Hot rolled steel rebar | ||
Brand name | OKORDER | ||
Theoretical weight and section area of each diameter as below for your information:
Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m (kg) | Pcs/ton |
6 | 28.27 | 0.222 | 2.664 | 375.38 |
8 | 50.27 | 0.395 | 4.74 | 210.97 |
10 | 78.54 | 0.617 | 7.404 | 135.06 |
12 | 113.1 | 0.888 | 10.656 | 93.84 |
14 | 153.9 | 1.21 | 14.52 | 68.87 |
16 | 201.1 | 1.58 | 18.96 | 52.74 |
18 | 254.5 | 2.00 | 24 | 41.67 |
20 | 314.2 | 2.47 | 29.64 | 33.74 |
22 | 380.1 | 2.98 | 35.76 | 27.96 |
25 | 490.9 | 3.85 | 46.2 | 21.65 |
28 | 615.8 | 4.83 | 57.96 | 17.25 |
32 | 804.2 | 6.31 | 75.72 | 13.21 |
36 | 1018 | 7.99 | 98.88 | 10.43 |
40 | 1257 | 9.87 | 118.44 | 8.44 |
50 | 1964 | 15.42 | 185.04 | 5.40 |
- Q: What are the common misconceptions about steel rebars?
- One common misconception about steel rebars is that they are prone to rusting and corrosion. However, rebars are typically made with a protective coating or are embedded within concrete, which prevents direct exposure to moisture and reduces the risk of rusting. Another misconception is that thicker rebars always provide better reinforcement. In reality, the appropriate size and spacing of rebars depend on the specific structural requirements and engineering calculations, rather than just thickness.
- Q: What are the main uses of threaded steel?
- The rebar is a kind of small section steel, mainly used for the skeleton of reinforced concrete construction members.
- Q: What are the guidelines for the proper storage of steel rebars on construction sites?
- The guidelines for the proper storage of steel rebars on construction sites include keeping them in a designated area, away from moisture and dirt, stacking them horizontally and evenly, using supports or racks to prevent bending or deformation, and ensuring that they are easily accessible for use when needed. Additionally, rebars should be inspected regularly for any signs of corrosion or damage.
- Q: How do steel rebars impact the overall construction timeline?
- Steel rebars play a crucial role in the overall construction timeline as they significantly impact the speed and efficiency of the construction process. The use of steel rebars helps in reinforcing the concrete structures, providing strength, durability, and resistance to the overall construction project. Firstly, steel rebars enable faster construction by reducing the curing time of concrete. When embedded within the concrete, rebars help to distribute the load evenly, making the structure stronger and allowing for quicker construction. This is especially important in high-rise buildings or large-scale projects where time is of the essence. Moreover, steel rebars enhance the structural integrity of the construction, ensuring that it can withstand various forces such as earthquakes, wind, and heavy loads. By reinforcing the concrete, rebars prevent cracks and failures, enhancing the longevity and safety of the building. This reduces the need for costly repairs or renovations in the future, thereby saving time in the long run. Additionally, the use of steel rebars allows for flexibility in design and construction. With rebars, architects and engineers can create complex structures, such as curved or irregular shapes, without compromising on strength or stability. This versatility reduces the time required for design modifications and construction alterations, enabling a faster overall timeline. Furthermore, steel rebars are readily available in the market and are manufactured to meet specific industry standards. This ensures a consistent supply of high-quality materials, reducing delays caused by material shortages or quality issues. Contractors can easily procure rebars, allowing for a smooth workflow and timely completion of the construction project. In conclusion, steel rebars have a significant impact on the overall construction timeline. They accelerate the construction process, increase the structural integrity, allow for design flexibility, and ensure a consistent supply of materials. By incorporating steel rebars into construction projects, contractors can save time, reduce potential setbacks, and deliver projects within the desired timeframe.
- Q: Can the bars of steel bars be replaced by round steel bars?
- The substitution principle of steel bars is equal section substitution and equal strength substitution. Therefore, we can not use round steel instead of thread steel.
- Q: What is the role of steel rebars in preventing concrete cracking?
- Steel rebars play a crucial role in preventing concrete cracking by providing reinforcement and enhancing the overall strength and durability of concrete structures. When concrete undergoes tensile stress, it tends to crack due to its low tensile strength. However, steel rebars, which are typically embedded within the concrete, act as a reinforcement by absorbing and distributing these tensile forces throughout the structure. The presence of steel rebars in concrete helps to counteract the natural tendency of concrete to crack under tension. When a load is applied to the concrete, the rebars bear a significant portion of the tensile stress, preventing it from being solely concentrated on the concrete matrix. This distribution of forces helps to minimize the formation and propagation of cracks, ensuring the structural integrity of the concrete. Moreover, steel rebars also contribute to the overall strength and durability of concrete structures. The combination of steel's high tensile strength and concrete's compressive strength results in reinforced concrete, which exhibits superior resistance to various external forces such as bending, shear, and seismic loads. This added strength makes the concrete less susceptible to cracking and enhances its ability to withstand heavy loads and environmental factors over time. In summary, steel rebars play a crucial role in preventing concrete cracking by providing reinforcement, absorbing and distributing tensile forces, and enhancing the overall strength and durability of concrete structures. Their presence significantly improves the structural integrity and longevity of concrete, making it a reliable and widely used construction material.
- Q: How do steel rebars affect the overall structural stability during construction?
- Steel rebars play a crucial role in enhancing the overall structural stability during construction. They are utilized as reinforcement within concrete structures, providing tensile strength and resisting bending forces. By distributing and transferring loads more effectively, steel rebars prevent cracks, increase the durability of the structure, and enhance its resistance to earthquakes and other external forces.
- Q: How many patterns are there in threaded steel?
- Rebar is ribbed steel, ribbed steel, including rebar. A ribbed steel bar with 2 longitudinal ribs and uniformly distributed ribs along the length. The transverse rib shape is helical, herringbone, crescent 3. Because of the function of rib, it has better bonding ability with concrete, so it can bear the effect of external force better.
- Q: What are the different types of steel rebars available?
- There are several different types of steel rebars available, each with its own unique properties and applications. Some of the most common types include: 1. Mild Steel Rebars: These are the most commonly used type of rebars and are known for their high strength and durability. They are typically used in general construction projects and can withstand heavy loads. 2. High-Strength Deformed (HSD) Rebars: These rebars are made from carbon steel and are heat-treated to enhance their strength and elasticity. They have enhanced resistance to corrosion and are commonly used in high-rise buildings, bridges, and other structures that require extra strength. 3. European Rebars: These rebars are manufactured according to European standards and are typically made from mild steel. They have a ribbed surface to provide better adherence to concrete and are used in various construction applications. 4. Carbon Steel Rebars: These rebars are made from carbon steel and have a high carbon content. They have excellent strength and are widely used in structures that require exceptional durability, such as bridges and highways. 5. Epoxy-Coated Rebars: These rebars are coated with an epoxy layer to prevent corrosion and enhance their longevity. They are commonly used in marine structures and areas with high humidity or salt exposure. 6. Galvanized Rebars: These rebars are coated with a layer of zinc to provide protection against corrosion. They are commonly used in areas with high moisture content or in coastal regions. 7. Stainless Steel Rebars: These rebars are made from stainless steel and are highly resistant to corrosion. They are used in specialized applications, such as in areas with chemical exposure or in structures that require exceptional durability. It is important to choose the appropriate type of steel rebar based on the specific requirements of the construction project, including load-bearing capacity, corrosion resistance, and environmental conditions. Consulting with a structural engineer or construction professional can help determine the best type of rebar to use for a particular project.
- Q: How do steel rebars contribute to the structural integrity of a building?
- Steel rebars play a crucial role in enhancing the structural integrity of a building. These reinforcing bars, commonly known as rebars, are typically made from steel and are used to provide strength and stability to concrete structures. They are embedded within the concrete to create a composite material that can withstand various types of forces and loads. Firstly, rebars help to distribute and transfer loads throughout the structure. When a building is subjected to external forces such as wind, earthquakes, or heavy loads, the rebars act as a reinforcement by absorbing and dispersing these forces. By distributing the load over a larger area, they prevent concentrated stress points that could potentially lead to structural failure. Secondly, rebars assist in preventing cracks and fractures in the concrete. Concrete, although highly durable in compression, is weak in tension. Steel rebars, with their high tensile strength, counteract this weakness by resisting the tensile forces that may cause the concrete to crack or fail. By reinforcing the concrete, rebars ensure that the structure remains intact and can withstand various types of stresses. Moreover, rebars increase the overall durability and lifespan of a building. By providing additional strength and stability, they reduce the likelihood of structural damage, ensuring that the building can withstand the test of time. This is particularly important in areas prone to natural disasters, where the strength of a building can be a matter of life and death. Lastly, steel rebars contribute to the overall safety of a building. By reinforcing the structure, they increase its ability to withstand extreme events such as earthquakes or heavy impacts. This not only protects the occupants of the building but also reduces the risk of collateral damage to surrounding structures. In conclusion, steel rebars are essential components in construction that significantly contribute to the structural integrity of a building. Their ability to distribute loads, prevent cracks, increase durability, and enhance safety make them an indispensable element in modern construction practices.
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ASTM Standard Deformed Steel Rebar GR40, GR60
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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