• Hot Rolled GB Standard Steel H Beams System 1
  • Hot Rolled GB Standard Steel H Beams System 2
  • Hot Rolled GB Standard Steel H Beams System 3
Hot Rolled GB Standard Steel H Beams

Hot Rolled GB Standard Steel H Beams

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Loading Port:
China Main Port
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 GB Standard Steel H Beams 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 African, South American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.

 

Product Applications:

Hot Rolled GB Standard Steel H Beams are ideal for structural applications and are widely used inindustrial plants, civil construction, municipal works, oil platforms, bridges, flatbed beams, electrified railway power stand, railway bridges and other light steel structure, super-light H-beam is ideal for containers, mobile homes , all kinds of garage, box-type trains, electrical bracket, various venues, small villa manufacturing etc.

 

Product Advantages:

OKorder's Hot Rolled GB Standard Steel H Beams are durable, strong, and wide variety of sizes.

 

Main Product Features:

·         Premium quality

·         Prompt delivery & seaworthy packing (30 days after receiving deposit)

·         Can be recycled and reused

·         Mill test certification

·         Professional Service

·         Competitive pricing

 

Product Specifications:

Manufacture: Hot rolled

Grade: Q195 – 235

Certificates: ISO, SGS, BV, CIQ

Length: 12m, as per customer request

Packaging: Export packing, nude packing, bundled

Trademark

Rank

Chemical composition (quality score) %  

C

Si

Mn

S

P

Q235

A

0.14-0.22

0.30

0.30-0.65

0.050

0.045

Q235

B

0.12-0.20

0.30

0.30-0.70

0.045

0.045

Trademark

Rank

Pulling Test

Bend PointΔs/Mpa 

Tensile Strength

Elongation Ratioδ5%

Thickness (Diameter) /MM

Thickness (Diameter) /MM

≤16

16-40

≤16

16-40

Q235

A

235

225

375-500

26

25

Q235

B

235

225

375-500

26

25

 

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 many tons of steel products could be loaded in containers?

A3: Usually the steel products are delivered by bulk vessel because of the large quantity and the freight. However, there are no bulk vessel enter some seaports so that we have to deliver the cargo by containers. The 6m steel product can be loaded in 20FT container, but the quantity is changed according to the size, usually from 18tons to 25tons.

 

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Q:How are steel H-beams protected against corrosion during construction?
Steel H-beams are protected against corrosion during construction through a process called galvanization. Galvanization involves coating the steel beams with a layer of zinc, either through hot-dip galvanization or electroplating. In hot-dip galvanization, the steel beams are first cleaned to remove any impurities or contaminants. Then, they are immersed in a bath of molten zinc, which adheres to the surface of the beams. This process creates a protective layer of zinc that acts as a barrier against corrosion. Alternatively, electroplating can be used to protect steel H-beams from corrosion. In this method, a thin layer of zinc is deposited onto the surface of the beams using an electric current. The electric current causes the zinc ions to bond with the steel, forming a protective coating. Both hot-dip galvanization and electroplating provide excellent corrosion resistance to steel H-beams. The zinc layer acts as a sacrificial coating, meaning that if the beams are exposed to moisture or other corrosive elements, the zinc will corrode before the steel. This sacrificial action helps to extend the lifespan of the beams and prevent structural damage caused by corrosion. Overall, the process of galvanization plays a crucial role in protecting steel H-beams against corrosion during construction. By applying a layer of zinc, these beams are able to withstand harsh environmental conditions and maintain their structural integrity over time.
Q:How do you calculate the plastic section modulus of steel H-beams?
To determine the plastic section modulus of steel H-beams, it is necessary to go through a series of steps. The plastic section modulus serves as a measure of the beam's resistance to bending and is crucial in establishing its load-carrying capability. Firstly, the geometry of the H-beam must be determined. The plastic section modulus relies on various dimensions, including the width, height, flange thickness, and web thickness of the H-beam. These measurements are typically provided by the manufacturer or can be directly measured. Next, the area of the H-beam must be calculated. This involves subtracting the area of the flanges from the area of the web. The formula for the H-beam's area is as follows: Area = (2 * flange thickness * flange width) + (web thickness * web height). The centroid of the H-beam needs to be calculated as well. The centroid represents the point at which the entire area of the H-beam can be considered to act. The formula for determining the centroid is: Centroid = (A1 * y1 + A2 * y2) / (A1 + A2). In this formula, A1 and A2 refer to the areas of the flanges and web, respectively, while y1 and y2 represent the distances from the centroid of each area to the neutral axis. The moment of inertia, which gauges the H-beam's resistance to bending, must also be calculated. The parallel axis theorem can be used to determine the moment of inertia. The formula for the moment of inertia is as follows: I = (A1 * y1^2) + (A2 * y2^2) + (A1 * (y1 - Centroid)^2) + (A2 * (y2 - Centroid)^2). In this formula, A1, A2, y1, y2, and Centroid are defined as in step 3. Finally, the plastic section modulus can be calculated by dividing the moment of inertia by the distance from the neutral axis to the extreme fiber, which is typically the point of maximum stress. The formula for the plastic section modulus is: Z = I / c. In this formula, Z represents the plastic section modulus, I denotes the moment of inertia, and c signifies the distance from the neutral axis to the extreme fiber. By following these steps and utilizing the appropriate formulas, one can accurately compute the plastic section modulus of steel H-beams. This value is crucial in ascertaining the beam's load-carrying capacity and its ability to withstand bending forces.
Q:How do steel H-beams perform in structures with large openings and openings for services?
Steel H-beams are highly versatile and perform exceptionally well in structures with large openings and openings for services. Their inherent strength and structural integrity make them ideal for supporting heavy loads and spanning wide gaps without compromising stability. Additionally, H-beams can easily accommodate openings for services such as electrical, plumbing, or HVAC systems, allowing for efficient integration of utilities within the structure.
Q:What are the common design mistakes to avoid when using steel H-beams?
To ensure structural integrity and safety, it is important to avoid several common mistakes when using steel H-beams in design. These mistakes can have detrimental effects on the performance of the structure. The following are some of the key mistakes to avoid: 1. Improper beam sizing: One mistake to be cautious of is selecting an H-beam size that is inadequate for the intended load. This can result in structural failure or excessive deflection. To accurately determine the required beam size, it is essential to calculate it based on the expected loads and consult structural engineering guidelines or professionals for appropriate sizing. 2. Incorrect beam placement: It is crucial to ensure that H-beams are correctly positioned and aligned. Misalignment or incorrect spacing can compromise the load-bearing capacity and stability of the structure. To ensure proper placement, it is important to adhere to the structural design plans and guidelines. 3. Insufficient connection strength: Another mistake to avoid is using improper or inadequate connections between H-beams and other structural elements. Insufficient connection strength can lead to failure or inadequate load transfer. To ensure structural integrity, it is necessary to employ proper connection design, such as welding or bolted connections. 4. Inadequate bracing: Failing to provide adequate bracing for H-beams can result in excessive deflection and instability. Bracing helps to resist lateral loads and prevent buckling of the beams. To ensure stability, it is important to carefully consider the bracing requirements and incorporate them into the design. 5. Neglecting corrosion protection: Steel H-beams are susceptible to corrosion, especially in environments with high moisture or aggressive chemicals. Neglecting proper corrosion protection measures can lead to premature deterioration and compromise the structural integrity of the beams. To protect the steel from corrosion, it is essential to apply coatings, such as paint or galvanization. 6. Disregarding thermal expansion: Steel H-beams undergo expansion and contraction with temperature changes. Ignoring the thermal expansion and not providing sufficient allowances for movement can result in stress accumulation and potential failure. To prevent structural problems, it is necessary to take into account thermal expansion and contraction during the design process. To avoid these common design mistakes, it is crucial to seek guidance from structural engineering guidelines, codes, and professionals. They can provide accurate calculations, proper sizing, and guidance tailored to the specific project requirements.
Q:Are Steel H-Beams resistant to UV radiation or fading?
Steel H-Beams are not inherently resistant to UV radiation or fading. However, they can be protected from these effects through the application of a suitable coating or paint that offers UV resistance.
Q:Are steel H-beams suitable for overhead cranes?
Steel H-beams are indeed appropriate for overhead cranes, as they possess high strength and durability, making them widely used in the construction industry. With their excellent load-bearing capabilities, they are well-suited for supporting heavy loads commonly encountered in overhead crane applications. The structural design of H-beams enables optimal weight distribution and efficient load transfer, thereby ensuring the stability and safety of the crane system. Additionally, steel H-beams offer versatility and adaptability, thanks to their ease of fabrication and welding, allowing for various crane configurations and meeting diverse requirements. All in all, steel H-beams are a dependable and efficient choice for constructing overhead cranes.
Q:Can steel H-beams be used in the construction of theme parks or amusement centers?
Yes, steel H-beams can definitely be used in the construction of theme parks or amusement centers. Steel H-beams are widely used in the construction industry due to their strength and durability. They provide excellent support and load-bearing capacity, making them ideal for large structures such as roller coasters, water slides, and other attractions. Additionally, steel H-beams can be easily fabricated and installed, allowing for efficient construction processes. Their versatility and ability to withstand heavy loads make them a popular choice in the construction of theme parks and amusement centers.
Q:What are the different types of steel H-beam connections for structures with high seismic activity?
In structures with high seismic activity, it is crucial to ensure that the connections between steel H-beams are strong and capable of withstanding the dynamic forces generated during an earthquake. There are several types of steel H-beam connections that are commonly used in such structures to provide the required strength and stability. These include: 1. Welded Connection: Welding is a popular method for connecting steel H-beams in seismic structures. It involves fusing the ends of the beams together using heat and pressure. Welded connections are known for their high strength and rigidity, making them suitable for withstanding seismic forces. However, proper welding techniques and inspections are essential to ensure the integrity of the connection. 2. Bolted Connection: Bolted connections involve using bolts and nuts to join the steel H-beams. This method allows for easy assembly and disassembly, making it ideal for structures that may require future modifications. To enhance the seismic performance of bolted connections, high-strength bolts and appropriate washers are used. The bolts are tightened to specific torque requirements to ensure proper clamping force. Regular inspection and maintenance are necessary to prevent loosening of the bolts over time. 3. Moment-Resisting Connection: This type of connection is specifically designed to resist the rotational forces (moments) generated during an earthquake. Moment-resisting connections can be achieved using various techniques, such as welding, bolted flange plate connections, or end-plate connections. These connections provide enhanced stiffness and strength, allowing the structure to distribute seismic forces more effectively. 4. Shear Plate Connection: Shear plate connections involve using steel plates to connect the H-beams. These plates are typically welded to the flanges of the H-beams. Shear plate connections provide excellent resistance against lateral forces and can be designed to accommodate both shear and moment forces. They are commonly used in seismic structures due to their good energy dissipation capabilities. 5. Composite Connection: In composite connections, steel H-beams are connected to other structural elements, such as concrete slabs or columns. Composite connections utilize the combined strength and stiffness of the steel and concrete to enhance seismic resistance. These connections can be achieved through various methods, including welding, bolting, or using connectors specifically designed for composite structures. It is important to note that the selection of the appropriate steel H-beam connection for structures with high seismic activity should be based on careful analysis and engineering considerations. Factors such as the magnitude of seismic forces, structural design requirements, and local building codes should be taken into account to ensure the safety and performance of the overall structure.
Q:Are steel H-beams suitable for long-span structures?
Yes, steel H-beams are suitable for long-span structures. Steel H-beams are known for their high strength-to-weight ratio, which makes them an ideal choice for long-span structures. They can withstand heavy loads and provide excellent structural support over large distances. The H-shape of the beam allows for better distribution of weight, ensuring stability and minimizing deflection. Additionally, steel H-beams are versatile and can be easily fabricated and customized to meet specific project requirements. Whether it is for bridges, industrial buildings, or any other long-span structure, steel H-beams have proven to be a reliable and efficient solution.
Q:What is the length of the butt joint of H steel? What is the minimum requirement?
No, just on the basis of the docking process.

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