GB Standard Hot Rolled Steel I Beams Q235, Q345
- 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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Specifications of GB Standard Hot Rolled Steel I Beams Q235, Q345
Standard: ASTM A36, EN10025, JIS, GB, etc.
Grade:S275, S355, SS400, Q235B, A36, Q345, etc
Sizes: 80MM-270MM
Applications of GB Standard Hot Rolled Steel I Beams Q235, Q345
Hot Rolled Steel I Beam is widely used in various building structures and engineering structures such as roof beams, bridges, transmission towers, hoisting machinery and transport machinery, ships, industrial furnaces, reaction tower, container frame and warehouse etc.
Package & Delivery Terms of GB Standard Hot Rolled Steel I Beams Q235, Q345
1. Package: All the hot rolled steel I beam will be tired by wire rod in bundles
2. Bundle weight: not more than 3.5MT for bulk vessel; less than 3 MT for container load
3. Marks:
Color marking: There will be color marking on both end of the bundle for the cargo delivered by bulk vessel. That makes it easily to distinguish at the destination port.
Tag mark: there will be tag mark tied up on the bundles. The information usually including supplier logo and name, product name, made in China, shipping marks and other information request by the customer.
If loading by container the marking is not needed, but we will prepare it as customer request.
4. Transportation: the goods are delivered by truck from mill to loading port, the maximum quantity can be loaded is around 40MTs by each truck. If the order quantity cannot reach the full truck loaded, the transportation cost per ton will be little higher than full load.
5. Shipment: In containers or in bulk cargo
6. Delivery time: All the hot rolled steel I Beam will be at the port of the shipment within 45 days after receiving the L/C at sight ot the advance pyment by T/T
7. Payment: L/C at sight; 30% advance payment before production, 70% before shipment by T/T, etc.
Production flow of GB Standard Hot Rolled Steel I Beams Q235, Q345
Material prepare (billet) —heat up—rough rolling—precision rolling—cooling—packing—storage and transportation
- 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:Can steel I-beams be used for industrial shelving?
- Yes, steel I-beams can be used for industrial shelving. Steel I-beams are commonly used in construction and can provide excellent strength and durability for industrial shelving applications. They offer high load-bearing capacity, making them suitable for storing heavy items or equipment. Additionally, the versatility of steel allows for the customization of shelving units to meet specific industry requirements.
- Q:How are steel I-beams used in commercial construction?
- Due to their strength, versatility, and cost-effectiveness, steel I-beams are widely used in commercial construction. These beams, typically made of high-quality steel, have the shape of the letter "I" with horizontal top and bottom flanges and a vertical web in the middle. In commercial construction, steel I-beams serve as crucial structural components that bear the weight of the building and transfer loads to the foundation. They are commonly employed in constructing floors, roofs, walls, and the framework of bridges and other large structures. The ability of steel I-beams to span long distances and support heavy loads is one of their main advantages. The I-beam shape boasts an excellent strength-to-weight ratio, enabling it to carry significant loads without becoming excessively heavy. Consequently, large open spaces can be created within commercial buildings like warehouses, shopping centers, and industrial facilities, without the need for additional columns or supports. Moreover, steel I-beams offer design and construction flexibility. They can be tailored to meet specific structural requirements, such as desired span, load capacity, and overall design aesthetics. This adaptability empowers architects and engineers to craft efficient and functional commercial spaces while maintaining structural integrity. Furthermore, steel I-beams possess high durability and resistance to fire, corrosion, and pests, rendering them suitable for long-term use in commercial buildings. Their maintenance needs are minimal compared to other construction materials, which helps reduce overall lifecycle costs. In conclusion, steel I-beams play a vital role in commercial construction due to their strength, versatility, and cost-effectiveness. They provide essential structural support, enable the creation of large open spaces, and offer design flexibility. Their durability and low maintenance requirements make them an ideal choice for long-lasting and efficient commercial buildings.
- Q:Are Steel I-Beams fire resistant?
- Yes, steel I-beams are generally considered to be fire resistant due to their high melting point and ability to retain their structural integrity even under extreme heat.
- Q:What are the different types of load tests conducted on Steel I-Beams?
- There are several types of load tests conducted on Steel I-Beams, including ultimate strength tests, yield strength tests, and fatigue tests. Ultimate strength tests determine the maximum load a beam can withstand before failure, while yield strength tests measure the load at which the beam begins to deform permanently. Fatigue tests subject the beam to repeated loading and unloading cycles to assess its resistance to fatigue failure over time.
- Q:Can steel I-beams be used in historical building preservation projects?
- Yes, steel I-beams can be used in historical building preservation projects. They offer structural support and can help strengthen the building's framework without compromising its historical integrity. However, it is important to consider the specific requirements and guidelines of the preservation project to ensure that the use of steel I-beams aligns with the goals and objectives of preserving the historical building.
- Q:Can steel I-beams be used for long-span bridges?
- Yes, steel I-beams can be used for long-span bridges. Steel I-beams are popular in bridge construction due to their high strength-to-weight ratio, durability, and versatility. They can support heavy loads while maintaining their structural integrity over long distances, making them suitable for long-span bridges. The I-beam's design, with its flanges providing additional strength and stiffness, allows for efficient distribution of loads and minimizes deflection. Additionally, steel I-beams can be fabricated in various sizes and shapes to accommodate different bridge designs and span lengths, making them a flexible choice for long-span bridge construction.
- Q:How can I spray the fluorocarbon paint on the bottom of I-beam?
- Finally, on fluorocarbon paint, pay attention to fluorocarbon paint without rust prevention ability, only protect primer and base material, acid, alkali, waterproof ability.
- Q:Can steel I-beams be used for power distribution stations?
- No, steel I-beams are not typically used for power distribution stations. Power distribution stations require specialized equipment and structures designed to handle high voltage electrical systems. These structures are usually made of materials such as concrete or steel lattice towers to provide the necessary support and insulation for the electrical components.
- Q:Are steel I-beams resistant to electromagnetic radiation?
- No, steel I-beams are not resistant to electromagnetic radiation.
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GB Standard Hot Rolled Steel I Beams Q235, Q345
- 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
OKorder Financial Service
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