• 175*90mm hot sell h beam for construction System 1
  • 175*90mm hot sell h beam for construction System 2
  • 175*90mm hot sell h beam for construction System 3
  • 175*90mm hot sell h beam for construction System 4
175*90mm hot sell h beam for construction

175*90mm hot sell h beam for construction

Ref Price:
$355.00 - 365.00 / m.t. get latest price
Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
25 m.t.
Supply Capability:
100000 m.t./month

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Secifications of Hot Rolled Steel H-beam

1. Standard: JIS 3192

2. Grade: SS400 or Equivalent

3. Length: 10m, 12m as following table

4. Invoicing on theoretical weight or actual weight as customer request

5.Payment: TT or L/C

 

Packaging & Delivery of Hot Rolled H-Beam Steel for Building Structures

1. Packing: it is nude packed in bundles by steel wire rod

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. Delivered by container or bulk vessel

* If you would like to get our price, please inform us the size, standard/material and quantity. Thank you very much for your attention

Function Structure

Light H-beam has been widely applied as building material and has a very good market prospect. High frequency H-beam welding is a new technology for H-beam welding with the advantages of energy-saving, high efficiency and convenient operation etc.

H-beam welding equipment adopts two sets 300kW or 600kW solid state high frequency welder with exactly the same model. One welds web plate and upper flange plate, the other welds web plate and lower flange plate. The welding mode is contact welding. Solid state high frequency welder adopts AC-DC-AC frequency conversion structure. The rectifier adopts 3-phase thyristor. The inverter adopts high voltage large power MOSFET to form full bridge resonance inversion. Inverter output adopts high efficiency ferrite matching transformer to finish power combination, impedance matching and electrical isolation. Resonance tank circuit adopts two sides serial resonance.

The complete unit of equipment is composed of switchgear rectifying cabinet, inverter output cabinet, contact head mechanism, circulation soft water cooling system, console and 3-D positioning table.

Technical Features

      Ø Perfect structure design

1.Independent design of switchgear rectifying cabinet and inverter output cabinet, connected by soft cable, which is convenient for layout at users site.

2.Power combination of the inverter bridge is accomplished by the way of power unit superposition. Each MOSFET power unit is designed to be 100kW and slideway drawer structure, which is convenient for installation and repair.

3.3-D positioning table is adopted for both of the two sets contact type welder. Contact head adopts pressure control, which has a good synchronism and consistency.

4.High standard electromagnetism compatibility design, electromagnetism radiation meets national standard.

5.Closed cabinet design, meeting rigor environmental requirements on site.


Ø Full-digital Synchronization Control System

1. 3-phase rectifier adopts high cost performance MCU controlling to realize precise synchronism trigger with high control precision and small grid-side non characteristic harmonic.

2. Resonant inverter adopts CPLD to form full-digital control system that is characterized by their automatic constant angle, high phase-lock precise and wide scope of phase-lock.

3. The two sets solid state high frequency welder has the function of synchronization control with the features of stable working and small interference.

4.The welder has perfect protection function with reliable working and low failure rate.


Ø HMI and fault diagnosis system

1. Adopt PLC and touch screen to form perfect HMI system.

2. Realize integrated automatic control of welder system.

3. Fault display and diagnosis system.

175*90mm Hot sell  H BEAM for construction

175*90mm Hot sell  H BEAM for construction

175*90mm Hot sell  H BEAM for construction

 

Q:Can steel H-beams be used for seismic retrofitting?
Yes, steel H-beams can be used for seismic retrofitting. Steel H-beams have excellent structural properties that make them suitable for strengthening and reinforcing buildings against seismic forces. They provide increased stiffness and strength, helping to resist lateral movements and distribute seismic forces throughout the structure. Additionally, steel H-beams can be easily and cost-effectively installed, making them a popular choice for seismic retrofitting projects.
Q:What are the different fabrication methods for steel H-beams?
There are several different fabrication methods used for manufacturing steel H-beams. These methods include hot rolling, cold rolling, and welding. Hot rolling is the most common method used for fabricating steel H-beams. In this process, a billet of steel is heated to a high temperature and then passed through a series of rolling stands to shape it into the desired H-beam profile. The high temperature makes the steel more malleable, allowing it to be easily formed into the H-shape. This method results in high-quality H-beams with excellent structural integrity. Cold rolling is another fabrication method used for steel H-beams. In this process, the steel is passed through a series of rolling stands at room temperature. The cold rolling process helps to improve the surface finish and dimensional accuracy of the H-beams. It is often used for producing smaller and lighter H-beams, which are commonly used in applications where weight and size are critical factors. Welding is also used for fabricating steel H-beams. In this method, individual steel plates or sections are welded together to form the H-beam shape. Welding allows for greater flexibility in terms of the size and shape of the H-beam, making it suitable for custom or non-standard applications. However, welded H-beams may have lower structural integrity compared to those produced through hot or cold rolling. Overall, the choice of fabrication method for steel H-beams depends on various factors, including the size, shape, and application requirements. Each method has its own advantages and limitations, and manufacturers carefully select the most suitable method based on the specific needs of the project.
Q:What are the different fire protection methods for steel H-beams?
To ensure the structural integrity of steel H-beams and prevent collapse in the event of a fire, various fire protection methods are available. These methods comprise: 1. Utilizing Intumescent Coatings: Applying intumescent coatings onto the steel beams' surface is one effective approach. These coatings expand and create a thick insulating char layer when exposed to high temperatures. This layer safeguards the steel from heat and slows down the temperature rise. 2. Employing Cementitious Coatings: Cementitious coatings are a commonly used fire protection method for steel structures. These coatings consist of a mixture of cement, aggregates, and fibers. They act as a barrier against heat transfer and possess the ability to withstand high temperatures. 3. Utilizing Fireproofing Sprays: Fireproofing sprays offer a cost-effective means of protecting steel beams. These sprays typically contain a combination of fire-resistant materials and are applied as a thick layer onto the beams. The spray forms an insulating barrier, delaying the transfer of heat to the steel. 4. Encasing with Concrete: Another method involves encasing the steel H-beams in concrete. This method provides excellent fire protection due to concrete's high fire resistance. The concrete acts as a thermal barrier, preventing the steel from reaching critical temperatures. 5. Applying Gypsum Board Encasement: Gypsum board encasement entails covering the steel beams with multiple layers of fire-resistant gypsum board. This method provides a protective covering for the steel and is commonly used in buildings where aesthetics are a priority. It is worth noting that the selection of a fire protection method depends on factors such as fire rating requirements, architectural design, and budgetary considerations. Consulting with fire protection experts and adhering to local building codes and regulations are crucial steps to ensure the appropriate fire protection method is chosen for steel H-beams.
Q:What is a steel H-beam?
A steel H-beam, which is also referred to as H-section or I-section, is a type of structural beam that is made out of steel and has a shape that resembles the letter "H". This beam is extensively utilized in construction and civil engineering projects because of its remarkable strength and versatility. The primary purpose of the H-beam is to evenly distribute the weight or load across its horizontal flanges, which are connected by a vertical web. This particular design offers exceptional load-bearing capabilities and enables structures to have longer spans and enhanced stability. H-beams are commonly employed in buildings, bridges, highways, and other infrastructure projects to provide support for heavy loads and resist bending or twisting forces. The manufacturing process of the steel H-beam involves either hot rolling or welding, and it can be obtained in various sizes and dimensions to suit different applications.
Q:How do steel H-beams contribute to the overall stability of a structure?
Steel H-beams contribute to the overall stability of a structure by providing strength and support. The H-shape design allows for better load distribution, minimizing deflection and preventing the structure from bending or collapsing under heavy loads. Additionally, the vertical web of the H-beam adds rigidity and stability, ensuring the structure can withstand various forces, such as wind or seismic loads, without compromising its integrity.
Q:How do steel H-beams resist lateral forces?
Steel H-beams are designed to resist lateral forces through their structural shape and material properties. The H-beam shape itself provides excellent resistance against lateral forces by distributing the load across the entire length of the beam. The horizontal flanges of the H-beam are designed to withstand bending and torsion, while the vertical web connects and stabilizes the flanges, preventing them from buckling under lateral loads. Additionally, the material properties of steel contribute to the H-beam's resistance against lateral forces. Steel is known for its high strength and stiffness, making it an ideal material for structural applications. The strength of steel allows H-beams to withstand large forces without deformation or failure. The stiffness of steel helps to maintain the shape of the beam and prevent excessive deflection under lateral loads. To further enhance the resistance against lateral forces, H-beams can be reinforced with additional bracing or connections. These reinforcements help to distribute the lateral loads more evenly and increase the overall stability of the structure. In summary, steel H-beams resist lateral forces through their structural shape, material properties, and potential reinforcements. The H-beam shape distributes the load, while the strength and stiffness of steel provide the necessary resistance against lateral forces.
Q:How do steel H-beams perform in high-wind areas?
Steel H-beams are designed to be strong and rigid, making them highly effective in high-wind areas. Their structural integrity allows them to withstand the strong forces exerted by high winds, ensuring stability and preventing structural failure. Moreover, H-beams are commonly used in construction projects specifically for their ability to resist bending and twisting, which further enhances their performance in high-wind areas.
Q:What is the process of galvanizing steel H-beams?
The process of galvanizing steel H-beams involves immersing the beams in a bath of molten zinc to create a protective zinc coating on the surface. This process, known as hot-dip galvanizing, involves several steps including surface preparation, fluxing, galvanizing, and post-treatment to ensure a durable and corrosion-resistant coating. The H-beams are first cleaned, either through acid pickling or abrasive blasting, to remove any rust, scale, or other impurities. Next, the beams are fluxed to remove any remaining oxides and to promote adhesion of the zinc coating. The beams are then dipped into a bath of molten zinc, typically at a temperature of around 450 degrees Celsius, where a metallurgical bond is formed between the steel and the zinc. After galvanizing, the beams may undergo additional treatments such as quenching in water or air to cool and solidify the zinc coating, followed by inspection and post-treatment processes such as passivation or chromate conversion coating to enhance the appearance and improve corrosion resistance.
Q:How do steel H-beams perform in structures subjected to vibration?
Steel H-beams, due to their shape and material properties, perform exceptionally well in structures subjected to vibration. The H-shaped cross-section of these beams provides superior resistance against bending and torsional forces, making them an ideal choice for withstanding vibration loads. The structural rigidity and stiffness of steel H-beams allow them to effectively dampen vibrations and minimize the transmission of energy throughout the structure. This is particularly important in applications where vibrations can lead to fatigue, excessive deflection, or even structural failure. Moreover, steel is known for its high strength-to-weight ratio and excellent durability, which further enhances the performance of H-beams in vibrating environments. This allows them to endure dynamic loads without significant deformation or loss of structural integrity, ensuring the long-term stability and safety of the structure. In addition, steel H-beams can be designed and fabricated to meet specific vibration requirements based on the anticipated loads. By adjusting the beam's dimensions, material properties, and connection details, engineers can optimize its performance to effectively mitigate vibrations and maintain the structural integrity of the system. Overall, steel H-beams are highly effective in structures subjected to vibration. Their unique shape, material properties, and ability to dampen vibrations make them a reliable and preferred choice for various applications, including bridges, industrial buildings, and other structures where dynamic loads are a concern.
Q:Can Steel H-Beams be used in foundation or basement construction?
Yes, steel H-beams can be used in foundation or basement construction. H-beams are commonly used in construction due to their strength, durability, and versatility. They can provide a solid and stable foundation for buildings, including basements. Steel H-beams are typically used in conjunction with other materials, such as concrete, to create a strong foundation or basement structure. The H-shape of the beams allows for better load distribution and increased structural stability, making them an ideal choice for these types of construction projects. Additionally, steel H-beams are resistant to weathering, corrosion, and pests, which further enhances their suitability for foundation and basement construction.

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