ASTM A615 Grade 60 Reinforced Steel Bar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 100000 m.t./month
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Specification
Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
as required
Length:
as required
Net Weight:
as required
ASTM A615 Grade 60 Reinforced Steel Bar
Specifications:
Type | Deformed steel bar/ TMT bars | MOQ | 500 MT (Trial order accepted) |
Standard Grade | GB1499.2-2007, HRB335, HRB400, HRB500. BS4449/2005, B500A, B500B etc.. ASTM A615 Gr.40, Gr60, KS, SD400, SD500 and so on.. | ||
Technique | Hot rolled continuous casting | Length | 6, 9,12m, or as requested |
Size | 6mm-32mm | Payment terms | T/T, L/C at sight, Usance L/C |
Packing | In bundle | Inspection | Third party inspection accepted |
Trade terms | EXW, FOB, CFR, CIF | Trans terms | FIO, FILO, FLT |
Delivery time | 15-30 days, according to the quantity | Note | Customized service is available (for sizes,length and chemical components etc.). |
Steel Grade:
HRB335 | Chemical composition | C | Mn | Si | S | P |
0.17-0.25 | 1.0-1.6 | 0.4-0.8 | 0.045 Max. | 0.045 Max. | ||
Mechanical Property | Yield strength | Tensile strength | Elongation | |||
≥335 Mpa | ≥455 Mpa | 17% | ||||
HRB400 | Chemical composition | C | Mn | Si | S | P |
0.17-0.25 | 1.2-1.6 | 0.2-0.8 | 0.045 Max. | 0.045 Max. | ||
Mechanical Property | Yield strength | Tensile strength | Elongation | |||
≥400 Mpa | ≥540 Mpa | 16% | ||||
HRB500 | Chemical composition | C | Mn | Si | S | P |
0.25 Max. | 1.6 Max. | 0.8 Max. | 0.045 Max. | 0.045 Max. | ||
Mechanical Property | Yield strength | Tensile strength | Elongation | |||
≥500 Mpa | ≥630 Mpa | 15% | ||||
Why choose us:
1. More than 10 years experience in this industry
2. 100,000 tons exporting per month
3. Professional foreign trade tea
4. OEM&ODM capacity
5. High quality assured & competitive price
6. Try our best to meet your needs & save your budget
7. Very popular in Southeast Asia, Africa, Mid-East and South America etc.
8. VIP membership system, first time customers and long-term cooperation customers can get extra discount on some products.
Our Services
1. Offer customers 24/7 service, whenever you need us, we are always here for you.
2. Immediate response. Your any inquiry will be replied within 24 hours.
3. Support small order quantity. For the first time cooperation customers, we can send you less quantity for trial order.
4. Support third party inspection company to inspect and check quality and quantity before delivery.
- Q: How do steel rebars affect the environmental sustainability of a structure?
- A structure's environmental sustainability can be influenced by steel rebars, which can have both positive and negative effects. On the positive side, steel rebars are an environmentally friendly choice because they are made from recycled materials. Steel is among the most recycled materials globally, which helps to decrease the demand for new resources and the associated environmental impacts of extraction and processing. Furthermore, steel rebars are highly durable and have a long lifespan, resulting in reduced maintenance and replacement requirements for structures reinforced with them. This in turn lessens the overall environmental impact related to the construction and demolition of structures. On the flip side, the production of steel rebars has some adverse environmental consequences. The manufacturing process involves high energy consumption, carbon emissions, and the release of pollutants into the atmosphere. Extracting and processing iron ore, as well as converting it into steel, can contribute to deforestation, air and water pollution, and habitat destruction. Nonetheless, sustainable manufacturing practices can help mitigate the negative impacts of steel rebars. For instance, employing energy-efficient technologies, utilizing renewable energy sources, and implementing strict emissions controls can assist in reducing the environmental footprint of steel production. Furthermore, the environmental sustainability of a structure also depends on the overall design and construction practices. By adopting sustainable design principles such as optimizing material usage, minimizing waste, and incorporating energy-efficient features, the negative effects of steel rebars can be further minimized. In conclusion, although the production process of steel rebars has some negative environmental impacts, their utilization in construction provides several sustainability advantages such as recycling, durability, and reduced maintenance requirements. By incorporating sustainable manufacturing practices and integrating them into environmentally conscious design and construction practices, the overall environmental sustainability of structures can be significantly improved.
- Q: Can steel rebars be used in solar power plant construction?
- Yes, steel rebars can be used in solar power plant construction. Steel rebars are commonly used as reinforcement in concrete structures, including the foundations and structural components of solar power plants. They provide strength, durability, and stability to the construction, ensuring the long-term performance and safety of the solar power plant.
- Q: What is the maximum diameter of steel rebars available in the market?
- The maximum diameter of steel rebars available in the market can vary, but commonly ranges from 40mm to 50mm.
- Q: Can steel rebars be used in dams and reservoirs?
- Yes, steel rebars can be used in dams and reservoirs. Steel rebars are commonly used as reinforcement in concrete structures, including dams and reservoirs, to enhance their strength and durability. The rebars provide added support to the concrete, helping to withstand the immense pressure and weight exerted by the water.
- Q: What is the role of steel rebars in column and beam construction?
- Steel rebars are essential in column and beam construction because they provide reinforcement, strength, and stability to the structure. In reinforced concrete construction, columns and beams are typically made of strong concrete that is weak in tension. This is where steel rebars come into play. Rebars, also known as reinforcing bars, are long steel rods strategically placed within the concrete to counteract its weakness in tension. They are made of high-strength steel and designed to withstand the tensile forces in a structure. By adding rebars to the concrete, the resulting composite material becomes capable of resisting both compression and tension, making it stronger and more durable. In column construction, steel rebars are vertically placed and tied together in a grid-like pattern. This reinforcement helps the column support the weight of the structure and resist vertical loads such as the weight of the floors or roof above. The rebars also prevent the column from buckling or collapsing under these loads. Similarly, in beam construction, steel rebars are horizontally placed within the concrete beam. These rebars assist the beam in resisting bending and shear forces, which are common in structural elements spanning across openings or supporting loads from above. By providing reinforcement, the rebars ensure that the beam remains stable and can safely bear the imposed loads. Overall, steel rebars enhance the strength, stability, and load-bearing capacity of columns and beams in construction. They improve the structural integrity of concrete elements, allowing them to withstand various forces and loads throughout their lifespan. Without rebars, columns and beams would be weaker and more prone to failure, compromising the safety and longevity of the entire structure.
- Q: How do steel rebars perform in structures subjected to vibration?
- Steel rebars perform well in structures subjected to vibration. The high tensile strength and stiffness of steel make rebars capable of withstanding the dynamic forces caused by vibrations. They provide additional reinforcement, increasing the structural integrity and preventing potential cracks or failures. Overall, steel rebars enhance the durability and stability of structures when exposed to vibrations.
- Q: How do steel rebars resist abrasion in concrete structures?
- Steel rebars are able to resist abrasion in concrete structures due to their high tensile strength and durability. They act as reinforcement when embedded in the concrete, providing additional strength to the structure. During the process of setting and hardening the concrete, the rebars are firmly embedded in the mixture, creating a secure bond. This bond ensures that the rebars remain in place, even when exposed to external forces like abrasion. To enhance their resistance to abrasion, the surface of steel rebars is typically treated. This can involve methods such as hot-dip galvanizing or applying an epoxy coating. These treatments create a protective layer that shields the rebars from the abrasive effects of the concrete and other external factors. Additionally, steel rebars are designed with ridges or deformations on their surface. These ridges increase the surface area of the rebars, promoting a stronger bond with the concrete. This improved bond helps to distribute external forces, including abrasion, more evenly throughout the structure, reducing the risk of localized damage. In conclusion, the high tensile strength, durability, surface treatments, and ability to form a strong bond with concrete enable steel rebars to effectively resist abrasion in concrete structures.
- Q: What are the guidelines for splicing steel rebars in a structure?
- The guidelines for splicing steel rebars in a structure are as follows: 1. Ensure proper design: The first step is to have a detailed design of the structure, which includes the required length and location of rebar splices. The design should follow the applicable building codes and standards. 2. Use approved methods: It is crucial to use approved methods for splicing steel rebars. The most common methods include lap splicing, mechanical splicing, and welded splicing. The selected method should be in compliance with the design requirements and accepted industry practices. 3. Determine splice length: The splice length is determined based on the structural requirements and the type of rebar being used. It is recommended to consult the design engineer or refer to the code requirements to determine the appropriate splice length. 4. Prepare the rebars: Before splicing, rebars should be cleaned of rust, scale, oil, or any other contaminants that may affect the bond strength. The ends of the rebars should be clean and free from deformations or irregularities. 5. Splice location: The location of the splice is critical and should be as per the design specifications. Splices should not be placed in areas subjected to high stress or where they may affect the structural integrity of the member. 6. Reinforcement continuity: Splicing should maintain the continuity of reinforcement to ensure the structural integrity. Adequate overlap or connection strength should be achieved to transfer loads between the spliced rebars. 7. Proper installation: During splicing, it is important to follow proper installation procedures. This may include using appropriate splicing materials, ensuring correct alignment and fit, and applying the recommended torque or tension for mechanical splices. 8. Quality control and inspection: Regular inspections should be conducted during and after the splicing process to ensure compliance with the design and quality standards. This may involve visual inspection, non-destructive testing, or load testing as required. 9. Documentation and record-keeping: It is essential to maintain proper documentation of the splicing process, including details of the method used, splice length, location, and any deviations from the design. This documentation helps in ensuring traceability and accountability. 10. Compliance with codes and standards: Lastly, all splicing activities should comply with the relevant building codes, industry standards, and specifications. It is advisable to refer to the specific code requirements applicable to the region and seek professional advice if needed.
- Q: Can steel rebars be used in structures with high chemical resistance requirements?
- When considering structures with high chemical resistance requirements, it is important to take into account the specific chemical environment in which the structure will be exposed. Although steel rebars generally have resistance to many common chemicals, certain aggressive substances like acids or alkaline solutions can cause corrosion and degradation of the rebar over time. Hence, alternative materials like stainless steel rebars or fiber-reinforced polymer (FRP) rebars may be necessary in such cases as they possess superior resistance to chemical attack. Moreover, to minimize the effects of chemical exposure on steel rebars, proper design, construction, and maintenance practices should be followed. Factors such as the type and concentration of chemicals, temperature, humidity, and exposure duration should all be carefully evaluated to determine if steel rebars are suitable for a structure with high chemical resistance requirements. To ensure the best choice of materials for the specific chemical environment, it is recommended to consult with a structural engineer or corrosion specialist.
- Q: How do steel rebars affect the overall creep and shrinkage of concrete structures?
- Steel rebars can have a significant impact on the overall creep and shrinkage of concrete structures. Creep refers to the long-term deformation of concrete under sustained load, while shrinkage is the reduction in volume that occurs as the concrete dries and hardens. Steel rebars play a crucial role in controlling and mitigating both creep and shrinkage. When embedded in concrete, rebars provide tensile strength and improve the overall load-carrying capacity of the structure. This reinforcement allows for the distribution of stress and helps limit the amount of deformation that occurs over time. In terms of creep, steel rebars help minimize its effects by reducing the amount of stress transferred to the concrete. By absorbing a significant portion of the applied load, rebars alleviate the strain on the concrete, thus reducing the creep deformation. Additionally, the presence of rebars helps control the cracking that may occur due to creep, further preserving the structural integrity of the concrete. Regarding shrinkage, steel rebars can also influence its magnitude. As concrete shrinks during the drying and hardening process, the rebars act as restraints, preventing excessive volume reduction. By resisting the contraction forces, rebars help minimize the potential for cracking and maintain the structural stability of the concrete. It is important to note that the choice of rebar type, size, and spacing can affect the overall impact on creep and shrinkage. Proper design and placement of rebars, including appropriate cover thickness, are necessary to ensure optimum performance and minimize the potential for long-term deformations. In summary, steel rebars play a vital role in controlling the overall creep and shrinkage of concrete structures. By providing reinforcement and distributing stress, rebars help limit deformation, prevent cracking, and maintain the structural integrity of the concrete over time.
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ASTM A615 Grade 60 Reinforced Steel Bar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 100000 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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