Hot Rolled Structure Steel I-Beam Q235 High Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 m.t./month
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Product Description:
OKorder is offering Hot Rolled Structure Steel I-Beam Q235 High Quality Good Price 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:
Hot Rolled Hot Rolled Structure Steel I-Beam Q235 High Quality 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 Hot Rolled Structure Steel I-Beam Q235 High Quality 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:
Manufacture: Hot rolled
Grade: Q235, Q345, SS400, S235JR, S275JR, S355JR
Standard: GB, JIS, ASTM ST
Certificates: ISO, SGS, BV, CIQ
Length: 5.8m – 12m, as per customer request
Surface: Painted, galvanized, punched
Packaging: Export packing, nude packing, bundled
Place of Origin: Hebei, China
No. | Depth*Flange Width (mm) | Web Thickness (mm) | Weight (Kg/m) |
10 | 100X68 | 4.5 | 11.261 |
12* | 120X74 | 5.0 | 13.987 |
14 | 140X80 | 5.5 | 16.890 |
16 | 160X88 | 6.0 | 20.513 |
18 | 180X94 | 6.5 | 24.143 |
20a | 200X100 | 7.0 | 27.929 |
20b | 200X102 | 9.0 | 31.069 |
22a | 220X110 | 7.5 | 33.070 |
22b | 220X112 | 9.5 | 36.524 |
25a | 250X116 | 8.0 | 38.105 |
25b | 250X118 | 10.0 | 42.030 |
28a | 280X122 | 8.5 | 43.492 |
28b | 280X124 | 10.5 | 47.888 |
30a* | 300X126 | 9.0 | 48.084 |
30b* | 300X128 | 11.0 | 52.794 |
32a | 320X130 | 9.5 | 52.717 |
32b | 320X132 | 11.5 | 57.741 |
36a | 360X136 | 10.0 | 60.037 |
36b | 360X138 | 12.0 | 65.689 |
40a | 400X142 | 10.5 | 67.598 |
40b | 400X144 | 12.5 | 73.878 |
IPEAA 80 | 78*46 | 3.2 | 4.95 |
IPE180 | 180*91 | 5.3 | 18.8 |
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.
Images:
- Q: Can steel I-beams be used in high-temperature or fire-resistant applications?
- To some extent, steel I-beams find utility in applications that involve high temperatures or require fire resistance. Steel's high melting point and structural strength make it a suitable choice for construction materials in various settings. However, it is important to take into account the specific requirements and limitations when employing steel I-beams in such applications. In high-temperature environments, steel I-beams can endure elevated temperatures up to a certain threshold. The specific temperature limit depends on the type and grade of steel employed. For instance, regular carbon steel can generally withstand temperatures up to approximately 600-700 degrees Celsius (1112-1292 degrees Fahrenheit) before it begins to compromise its structural integrity. Nevertheless, it is of utmost importance to consult with structural engineers and adhere to building codes and regulations to ensure the secure and efficient usage of steel I-beams in high-temperature environments. Regarding fire-resistant applications, steel I-beams offer a certain degree of fire protection. Steel is inherently fire-resistant as it does not combust or contribute to the proliferation of flames. However, in prolonged exposure to high temperatures, steel can eventually lose its strength and structural integrity. To enhance fire-resistant properties, additional measures, such as fireproof coatings or encapsulation with fire-resistant materials, may be necessary. These measures can serve to delay the onset of structural failure and provide additional time for evacuation or firefighting efforts. It is crucial to note that in extreme fire conditions, steel I-beams can still distort and weaken, potentially resulting in structural collapse. Therefore, it is vital to design and implement fire protection strategies that take into account the specific fire resistance requirements of the application, guaranteeing the safety of occupants and the structural stability of the building. In conclusion, while steel I-beams can be utilized in high-temperature or fire-resistant applications, it is imperative to carefully consider the specific requirements and limitations. Consulting with experts and adhering to building codes and regulations are essential steps in ensuring the safe and effective utilization of steel I-beams in these environments.
- Q: Are there any specific codes or regulations governing the use of steel I-beams?
- Yes, there are specific codes and regulations that govern the use of steel I-beams in construction. These codes and regulations are put in place to ensure the safety and structural integrity of buildings and other structures. In the United States, the American Institute of Steel Construction (AISC) provides the primary code for steel construction, known as the AISC 360 - Specification for Structural Steel Buildings. This code outlines the requirements for the design, fabrication, and erection of steel structures, including I-beams. It covers various aspects such as material properties, design loads, member proportions, connections, and construction tolerances. Additionally, local building codes enforced by state or municipal authorities may provide additional guidelines and requirements for the use of steel I-beams. These codes typically adopt or reference national standards, such as the AISC code, and may include specific provisions based on regional factors like seismic activity, wind loads, or local construction practices. It is essential for architects, engineers, and contractors to comply with these codes and regulations when using steel I-beams to ensure the safety and stability of the structures they construct. Adhering to these standards helps ensure that the design, fabrication, and installation of steel I-beams meet the necessary requirements for structural integrity and durability.
- Q: How do steel I-beams perform in high humidity environments?
- The strength and durability of steel I-beams are widely recognized, and they exhibit excellent performance in high humidity conditions. Nevertheless, extended exposure to high humidity can potentially impact steel I-beams in various ways. One of the main concerns in high humidity settings is the potential for corrosion. When steel comes into contact with moisture, particularly in the presence of oxygen, it can undergo a chemical reaction and produce rust, which weakens its structural strength. The risk of corrosion may be elevated in areas with consistently high humidity. To counteract the effects of humidity on steel I-beams, several measures can be implemented. Firstly, the steel can be coated with protective coatings such as paint or galvanization. These coatings serve as a barrier against moisture and help prevent corrosion. Regular inspection and maintenance are also crucial for promptly identifying and addressing any signs of corrosion before they worsen. In addition, ensuring proper ventilation and humidity control within the environment can minimize the likelihood of moisture accumulation on the surface of steel I-beams. By maintaining relative humidity levels within recommended ranges, the risk of corrosion can be significantly reduced. In conclusion, while steel I-beams are generally dependable in high humidity environments, it is vital to employ protective measures and maintenance practices to ensure their long-term performance and structural integrity.
- Q: How do you calculate the lateral torsional buckling strength of a steel I-beam?
- To calculate the lateral torsional buckling strength of a steel I-beam, several factors need to be considered, including the beam's flexural stiffness, moment of inertia, length, and applied load. Follow these step-by-step instructions: 1. Find the critical load: This is the maximum load the beam can handle before experiencing lateral torsional buckling. Use Euler's buckling formula: Critical Load = (π^2 * E * I) / (K * L^2) Where: - E represents the steel's modulus of elasticity - I is the moment of inertia of the beam's cross-section - K is the effective length factor (depends on the beam's end conditions) - L is the unsupported length of the beam 2. Calculate the moment of inertia (I): This measures the beam's resistance to bending. Determine it based on the beam's cross-section geometry (e.g., width, height, and thickness) using standard formulas or structural design tables. 3. Determine the effective length factor (K): This factor depends on the support conditions at the beam ends. Common values are: - Simply supported ends: K = 1.0 - One end fixed, the other end simply supported: K = 0.65 - Both ends fixed: K = 0.5 4. Compute the lateral torsional buckling strength: Once the critical load is known, multiply it by a safety factor, typically specified by design codes or standards. Lateral Torsional Buckling Strength = Critical Load * Safety Factor The safety factor ensures that the beam can safely resist lateral torsional buckling without exceeding its allowable capacity. It's worth noting that this calculation method is a simplified approach, assuming idealized conditions. In practice, other factors like the presence of lateral bracing, beam imperfections, and load distribution should also be taken into account for an accurate determination of the lateral torsional buckling strength of a steel I-beam.
- Q: What are the common types of connections for steel I-beams in braced frames?
- There are several common types of connections used for steel I-beams in braced frames. These connections play a crucial role in providing stability and transferring loads between the beams and the braces. Here are some of the common types: 1. Welded connections: Welded connections are commonly used in braced frames. These connections involve welding the ends of the beams to the brace members. Welded connections provide excellent strength and rigidity, ensuring a solid connection between the beams and braces. 2. Bolted connections: Bolted connections involve using bolts to secure the beams to the braces. This type of connection allows for easier installation and flexibility in disassembly if required. Bolted connections can provide sufficient strength and can be more convenient for adjustments or repairs. 3. Shear plate connections: Shear plate connections are a type of bolted connection that uses a steel plate to transmit the load between the beams and braces. The plate is typically sandwiched between the beam and the brace and secured with bolts. Shear plate connections provide good load-bearing capacity and are relatively simple to install. 4. End plate connections: End plate connections involve attaching a steel plate to the end of the beam, which is then bolted to the brace. This connection type provides a larger surface area for load transfer and is commonly used in situations where high loads are anticipated. 5. Cleat connections: Cleat connections involve using a steel plate (cleat) that is bolted to the side of the beam and the brace. The cleat provides a secure connection by overlapping the two members and transferring the load. Cleat connections are often used in lighter applications where ease of installation is a priority. Each of these connection types has its advantages and considerations, and the choice depends on factors such as load requirements, design preferences, and ease of installation. Consulting with a structural engineer is recommended to ensure the appropriate connection type is chosen for a specific braced frame design.
- Q: What is the GB tolerance of I-beam?
- Shape:1, bending degree. The camber of I-beam is not greater than 2mm. per meter, and the total bending is not greater than 0.2% of the total length.2, twist. I-beam shall not be subject to obvious torsion.
- Q: Can steel I-beams be used in cultural or historical buildings?
- Yes, steel I-beams can be used in cultural or historical buildings. While traditional construction materials like wood or stone are often associated with cultural or historical buildings, steel I-beams offer several advantages such as strength, durability, and versatility. Incorporating steel I-beams into the design of cultural or historical buildings can provide structural support, allow for larger open spaces, and enhance the overall architectural aesthetic. However, careful consideration should be given to ensure that the use of steel I-beams does not compromise the historical or cultural significance of the building.
- Q: What are the considerations for steel I-beam design in high-snow accumulation areas?
- When designing steel I-beams for high-snow accumulation areas, several considerations need to be taken into account. Firstly, the weight of the accumulated snow should be factored in to ensure that the beams are able to support the additional load. Snow loads can vary depending on the region and need to be determined using local building codes or engineering standards. Additionally, the shape and slope of the roof should be considered to prevent snow from accumulating excessively. A steeper slope can help snow slide off the structure more easily, reducing the load on the beams. Adequate drainage systems such as gutters and downspouts should also be included to prevent water from melting snow from pooling on the roof. Furthermore, the materials used for the steel I-beams should be chosen carefully to withstand the harsh winter conditions. Corrosion-resistant coatings or galvanized steel can help protect the beams from the moisture and salt commonly associated with snow accumulation areas. Finally, it is important to consult with a structural engineer or designer experienced in high-snow areas to ensure that the steel I-beam design meets all necessary structural requirements and safety standards.
- Q: What is the maximum span length for steel I-beams?
- The maximum span length for steel I-beams depends on various factors, such as the load being applied, the type and grade of steel used, and the desired deflection criteria. In general, steel I-beams can span significant distances due to their high strength-to-weight ratio. However, it is difficult to provide a specific maximum span length without considering these aforementioned factors. Structural engineers typically analyze and design steel I-beams for specific projects to ensure they meet the required load-bearing capacity and deflection limits.
- Q: How do you determine the required size of steel I-beams for a project?
- To determine the required size of steel I-beams for a project, several factors need to be considered. These include the span length, load requirements, and the type of structure being built. Engineering calculations and analysis are typically performed, taking into account factors such as the weight of the load, the distance between supports, and the desired deflection limits. Structural engineers use structural analysis software or manual calculations based on established codes and standards to determine the appropriate size of I-beams that will safely and efficiently support the intended loads and meet the project's requirements.
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Hot Rolled Structure Steel I-Beam Q235 High Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 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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