Deformed Steel Bar Astm A615 Grade 40 Grade 60 Rebar Steel Prices
- Ref Price:
-
- Loading Port:
- Tianjin
- 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
Shape:
Round
Surface Treatment:
Galvanized
Steel Grade:
Q235
Certification:
ISO,SGS,CE
Thickness:
6MM--50MM
Length:
12M
Net Weight:
100TONS
Deformed Steel Bar Astm A615 Grade 40 Grade 60 Rebar Steel Prices
Products Description:
Rebar is common known as steel reinforcing bar, usually applied to reinforced concrete and reinforced masonry structures. Formed from mild steel, it is given ribs for better frictional adhesion to the concrete. In other words rebar is an iron rod, a weldable plain reinforcing steel bar, that it can be also used for steel meshes.
1. Diameter: 5.5mm-10mm rounds reinforcing steel bar
10m- 40 rods reinforcing deformed steel bar
2. Length: 6m, 9m, 12m or customized
3. Standard: GB, ASTM, AISI, SAE, DIN, JIS, EN. OEM technology - send detailed technical parameters for accurate quotation.
4. Produce Process: smelt iron - EAF smelt billet - ESR smelt billet - hot rolled or forged to get the steel round bar and plate
5. Heat Treatment: annealing, normalizing, tempering, quenching
6. Surface Treatment: Black
7. Quality Assurance: We accept third party inspection for all orders.
You can ask testing organizations such as SGS, BV, etc. to test our products before shipping.
Theoretical weight and section area:
| Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m bar(kg) |
6 | 28.27 | 0.222 | 2.664 |
| 8 | 50.27 | 0.395 | 4.74 |
| 12 | 113.1 | 0.888 | 10.656 |
| 16 | 201.1 | 1.58 | 18.96 |
| 20 | 314.2 | 2.47 | 29.64 |
| 25 | 490.9 | 3.85 | 46.2 |
| 32 | 804.2 | 6.31 | 75.72 |
| 40 | 1257 | 9.87 | 118.44 |
| 50 | 1964 | 15.42 | 185.04 |
Technical Datas:
Grade | Technical data of the original chemical composition (%) | |||||
| C | Mn | Si | S | P | V | |
| ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | 0.04-0.12 | |
HRB400 | Physical capability | |||||
| Yield Strength (N/cm²) | Tensile Strength (N/cm²) | Elongation (%) | ||||
| ≥400 | ≥570 | ≥14 | ||||
Products Show:
Packages and Shipping:
| Packaging | A seaworthy pachaging or as per customer required |
| Shipping | 10- 30days after we receive 30% deposite |
FAQ:
1. Your advantages?
Professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale
2. Test & Certificate?
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem
3. Payment Terms?
30% TT as deposit and 70% before delivery. Or Irrevocable L/C at sight.
4. Trading Terms?
EXW, FOB, CIF, FFR, CNF
5. After-sale Service
We provide the services and support you need for every step of our cooperation. We're the business partner you can trust. For any problem, please kindly contact us at any your convenient time.
- Q: How are steel rebars protected from damage during handling and transportation?
- Steel rebars are protected from damage during handling and transportation through various methods such as bundling, wrapping, and using protective caps or sleeves. These measures help prevent scratching, bending, and corrosion, ensuring the rebars remain in good condition and ready for use in construction projects.
- Q: What is the maximum length of a steel rebar available in the market?
- The maximum length of a steel rebar available in the market can vary, but it typically ranges from 60 to 80 feet.
- Q: Can steel rebars be used in structures with limited accessibility?
- Indeed, structures with limited accessibility can utilize steel rebars. These rebars are frequently employed in reinforced concrete structures for their ability to enhance strength and durability. They possess versatility, enabling effortless transportation and installation, even in regions with restricted access. Under such circumstances, steel rebars can be conveniently cut, bent, and assembled on-site to precisely accommodate the structure's specific requirements. Furthermore, steel rebars can be prefabricated off-site and subsequently transported to the construction site, facilitating simpler handling and installation in areas with restricted entry. Consequently, steel rebars emerge as a fitting choice for structures located in remote areas or regions with limited available space.
- Q: How do steel rebars contribute to the crack control in slabs and walls?
- Steel rebars contribute to crack control in slabs and walls by providing reinforcement and increasing the structural strength of the concrete. When concrete is subjected to tensile forces, such as shrinkage, temperature variations, or external loads, it has a tendency to crack. However, the presence of steel rebars within the concrete helps to distribute these forces and resist the formation and propagation of cracks. The rebars act as reinforcement, absorbing and transferring the tensile stress, thus preventing the concrete from cracking and enhancing the overall durability and integrity of the structure.
- Q: How do steel rebars affect the flexural strength of reinforced concrete elements?
- Steel rebars significantly enhance the flexural strength of reinforced concrete elements by providing tensile strength to counteract the concrete's weakness in tension, resulting in a more durable and resilient structure.
- Q: How do steel rebars impact the overall energy efficiency of a structure?
- Steel rebars can have both positive and negative impacts on the overall energy efficiency of a structure. On one hand, steel rebars can enhance the structural integrity and durability of the building, leading to a longer lifespan and reduced energy consumption for repairs and maintenance. Additionally, steel rebars can be used to reinforce concrete, which provides better insulation and thermal efficiency. On the other hand, the production of steel rebars requires significant energy and emits greenhouse gases, contributing to the carbon footprint of the structure. Therefore, the overall energy efficiency of a structure depends on various factors, including the design, construction techniques, and the use of sustainable materials alongside steel rebars.
- Q: What are the guidelines for proper tying of steel rebars in concrete structures?
- The guidelines for the proper tying of steel rebars in concrete structures are crucial to ensure the structural integrity and durability of the construction. Here are some important guidelines to follow: 1. Rebar Placement: Prior to tying, ensure that the rebars are accurately positioned as per the structural drawings and design specifications. The rebars should be placed at the designated locations, depths, and with proper spacing to provide the required strength and reinforcement. 2. Tying Tools: Use appropriate tools such as pliers or rebar tying machines to ensure proper and secure tying. The tools should be in good condition and suitable for the size and type of rebars being used. 3. Tying Technique: Adopt a consistent and efficient tying technique. Start by securely holding the rebars together at the intersection point. Wrap the tie wire around both rebars multiple times, ensuring tight and firm connections. The tie wire should be properly twisted and cut neatly to avoid any protrusions. 4. Tie Wire Selection: Use high-quality tie wires with sufficient strength to withstand the tension and load requirements. The tie wire should be corrosion-resistant, typically made of galvanized steel or stainless steel, to prevent rusting and deterioration over time. 5. Tying Spacing: Follow the specified tying spacing as per the design requirements. Adequate spacing between ties helps maintain the rebars in their designated positions and prevents any displacement during concrete pouring and subsequent curing. 6. Tying Quantity: Tie rebars at appropriate intervals to ensure sufficient connection and reinforcement. The number of ties required will depend on the size, shape, and length of the rebars used, as well as the structural design specifications. 7. Tying Consistency: Maintain consistency in tying throughout the entire concrete structure. Uneven or inconsistent tying can lead to weak points, reduced reinforcement, and compromised structural integrity. 8. Tying Safety: Always prioritize safety during the tying process. Wear appropriate personal protective equipment (PPE) such as gloves and safety glasses to protect against injuries. Take precautions to avoid tripping hazards and ensure a safe working environment. 9. Inspection and Quality Control: Regularly inspect the tied rebars to ensure compliance with design specifications and quality standards. Conduct visual inspections and perform pull tests to assess the strength and effectiveness of the ties. 10. Compliance with Codes and Standards: Adhere to local building codes, industry standards, and engineering guidelines specific to your region. These codes provide essential requirements for rebar tying, ensuring the durability and safety of the concrete structure. By following these guidelines, construction professionals can ensure the proper tying of steel rebars in concrete structures, improving their strength, stability, and longevity.
- Q: Are there any limitations or disadvantages of using steel rebars?
- Yes, there are limitations and disadvantages of using steel rebars. Firstly, steel rebars are susceptible to corrosion when exposed to moisture and chemicals, leading to structural degradation over time. This corrosion can weaken the reinforcement and compromise the overall strength and durability of the structure. Additionally, steel rebars have a high thermal expansion coefficient, causing them to expand and contract with temperature variations, potentially leading to cracks in the concrete. Furthermore, steel rebars are heavy and require specialized equipment for handling and installation, increasing construction costs. Lastly, steel rebars are a finite resource, and their production contributes to carbon emissions and environmental degradation.
- Q: Can steel rebars be used in high-temperature environments?
- No, steel rebars should not be used in high-temperature environments as they can lose their strength and structural integrity due to thermal expansion and potential degradation.
- Q: What is the role of steel rebars in roof slab construction?
- The strength, durability, and reinforcement provided by steel rebars are crucial in roof slab construction. These rebars reinforce the concrete and increase its load-bearing capacity, allowing the roof to withstand external forces such as live loads, dead loads, and wind loads. To create a strong bond with the concrete, the rebars are strategically placed within the roof slab, forming a mesh-like structure. This reinforcement prevents the concrete from cracking or breaking under heavy loads, ensuring the structural integrity of the roof. Additionally, the rebars help distribute the load evenly, reducing the risk of localized stress concentration. By incorporating steel rebars into the roof slab, it becomes capable of resisting tensile forces that concrete alone cannot effectively handle. This is crucial as roofs are exposed to various forces like wind uplift and temperature changes. The rebars act as a backbone, absorbing and dispersing these forces throughout the slab, preventing any potential structural failures. Furthermore, steel rebars also provide resistance against deformations caused by shrinkage and thermal expansion of the concrete. These factors can lead to cracks and instability in the roof slab, but the presence of rebars helps control and limit such deformations, maintaining the overall stability of the structure. In conclusion, steel rebars play a vital role in roof slab construction, providing reinforcement, strength, and durability to the concrete. They enhance the load-bearing capacity, resist tensile forces, distribute loads evenly, and prevent cracking or breaking, ensuring the long-term structural integrity and stability of the roof slab.
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Deformed Steel Bar Astm A615 Grade 40 Grade 60 Rebar Steel Prices
- Ref Price:
-
- Loading Port:
- Tianjin
- 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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