JIS H Beams

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

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Structural Steel H Beam Details:

Minimum Order Quantity:	100MT	Unit:	m.t.	Loading Port:	China Main Port
Supply Ability:	10000MT	Payment Terms:	TT or LC

Product Description:

Specifications of Hot Rolled Structural Steel H Beam

1. Standard: GB700-88, Q235B2.

2. Grade: Q235, SS400 or Equivalent

3. Length: 6m,10m, 12m as following table

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

5.Payment: TT or L/C

6. Sizes:

SIZE（mm）	DIMENSION（kg/m）
100*100	16.9
125*125	23.6
150*75	14
150*150	31.1
148*100	20.7
198*99	17.8
200*100	20.9
248*124	25.1
250*125	29

Usage & Applications of Hot Rolled Structural Steel H Beam

Commercial building structure ;Pre-engineered buildings; Machinery support structure; Prefabricated structure; Medium scale bridges; Ship-building structure. etc.

Packaging & Delivery of Hot Rolled Structural Steel H Beam

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

Production flow of Hot Rolled Structural Steel H Beam

Material prepare (billet) —heat up—rough rolling—precision rolling—cooling—packing—storage and transportation

Q: What are the different finishes available for steel H-beams?: There are several different finishes available for steel H-beams, including hot-dip galvanizing, primed, painted, and bare steel.

Q: Can steel H-beams be used in residential fence or gate structures?: Yes, steel H-beams can be used in residential fence or gate structures. They are strong, durable, and provide excellent structural support, making them suitable for such applications.

Q: How do steel H-beams perform in terms of fire resistance?: Steel H-beams exhibit excellent fire resistance capabilities. With their unique composition and structural design, they possess a high melting point and are less susceptible to deformation or collapse when exposed to extreme temperatures. Consequently, they exhibit exceptional durability and maintain their structural integrity for extended periods during fire incidents. To further enhance their fire resistance, fireproofing materials such as intumescent coatings or fire-resistant insulation are applied to steel H-beams. These materials form a protective layer on the beam's surface, which expands upon exposure to heat, creating an insulating barrier. This barrier effectively retards the transfer of heat to the steel, thereby augmenting its fire resistance and preventing premature failure. Moreover, steel H-beams boast remarkable load-bearing capacities, even in elevated temperatures. Consequently, they continue to support the weight of the structure in the event of a fire, averting catastrophic collapses. This feature is particularly crucial in buildings and structures where fire safety is of paramount importance, such as high-rise buildings, industrial facilities, and infrastructure projects. It is important to note that despite their commendable fire resistance, steel H-beams are not entirely fireproof. In exceptionally high-temperature conditions, such as those encountered in intense fires, the steel may eventually weaken and lose its load-bearing capacity. However, when compared to other construction materials, steel H-beams offer superior fire resistance, making them a favored choice in projects prioritizing fire safety.

Q: Are steel H-beams suitable for seismic design?: Indeed, seismic design can certainly make use of steel H-beams as they possess the necessary attributes for such applications. Steel H-beams are widely employed in seismic design owing to their commendable strength and ductility. The unique H-shape of these beams imparts them with a greater capacity to resist bending and torsional forces in comparison to other structural shapes, rendering them exceptionally well-suited to endure seismic loads. Moreover, steel exhibits exceptional qualities for seismic resistance, including a high tensile strength and the capability to absorb and dissipate energy during an earthquake. Additionally, steel H-beams can be tailored to meet specific detailing requirements to further enhance their seismic performance, such as the inclusion of moment connections and appropriate reinforcement. All in all, steel H-beams represent a dependable choice for seismic design due to their strength, ductility, and ability to withstand the forces generated by seismic activity.

Q: Are steel H-beams suitable for long-span structures?: Yes, steel H-beams are suitable for long-span structures. They are known for their high strength-to-weight ratio, which allows them to support heavy loads over large distances without excessive deflection. Their structural integrity and versatility make them a popular choice for various long-span applications such as bridges, industrial buildings, and large roof structures.

Q: How do steel H-beams perform in areas with high salt content in the air?: Steel H-beams generally exhibit good performance in environments with high salt content in the air; however, they may be more susceptible to corrosion compared to other materials. The presence of salt in the air, particularly in coastal regions, has the potential to expedite the corrosion process. In order to counteract the detrimental effects of salt corrosion, steel H-beams used in such regions are typically manufactured from corrosion-resistant materials such as stainless steel or galvanized steel. Stainless steel contains a substantial amount of chromium, which generates a protective oxide layer on the surface, thus preventing corrosion. Conversely, galvanized steel is coated with a layer of zinc that serves as a sacrificial layer. This means that the zinc layer corrodes instead of the underlying steel. Regular maintenance and inspection are of utmost importance for steel H-beams located in areas with high salt content. This includes routine cleaning to eliminate any salt deposits and the application of protective coatings such as paint or anti-corrosion sprays. Furthermore, ensuring proper drainage and ventilation around the beams can aid in preventing the accumulation of salt and moisture, thereby reducing the risk of corrosion. Although steel H-beams can perform well in areas with high salt content by implementing appropriate precautions, it is crucial to consider alternative materials in extreme cases where corrosion poses a significant concern.

Q: 300*200h steel 7 meter span center load the most, can bearing 30 tons?: H section steel belongs to middle wing H section steel, can weigh 30 tons. 294*200*9*12 of the national standard. According to the specifications of the calculation, 10 meters span is large, or the cross section of the beam is a bit small, only the strong or the equivalent of roof purlin. Can not bear too much weight. Recommend the use of H type steel above 600*300*12*18. Below is the H type steel bearing calculation:RA=RB=P/2 Mc=Mmax=Pl/4 fc=fmax=Pl^3/48EI A= B=Pl^2/16EI symbol and theta theta P - Q - N; concentrated load, uniform load, N; R - bearing force, the direction of the action is positive, N; M - bending moment, the compression of the upper section, lower tension is positive, Nm; Q, the shear. The adjacent section of the torque in a clockwise direction is positive, N; F, deflection, downward displacement is positive, mm; angle theta, clockwise rotation as positive degrees; E - Gpa; I - elastic modulus, cross-sectional moment of inertia, m^4; L = x/. =x'/l, zeta, alpha beta gamma = a/l, =b/l, =c/l from two aspects

Q: How do steel H-beams contribute to sustainable building practices?: Steel H-beams contribute to sustainable building practices in several ways. Firstly, steel is a highly durable material with a long lifespan, ensuring that the H-beams will last for decades without requiring replacement. This longevity reduces the need for frequent maintenance and repairs, thereby minimizing the consumption of additional resources and energy. Secondly, steel is one of the most recyclable materials in the world. H-beams can be easily dismantled and recycled at the end of their useful life, creating a closed-loop system where the steel can be reused in the manufacturing of new products. This reduces the demand for raw materials and decreases the amount of waste ending up in landfills. Furthermore, steel H-beams are lightweight yet incredibly strong, enabling the construction of large and complex structures with minimal materials. This efficient use of steel not only reduces the environmental impact associated with its production but also allows for more efficient transportation and assembly, saving energy and reducing carbon emissions during construction. Steel is also known for its fire resistance, providing an added layer of safety to buildings. This fire resistance reduces the risk of structural damage, minimizing the need for reconstruction and the associated consumption of resources in the event of a fire. Lastly, steel H-beams can be prefabricated off-site, reducing construction time and minimizing disruption to the surrounding environment. This off-site construction also allows for more precise manufacturing and quality control, resulting in less waste and a more sustainable building process. In conclusion, steel H-beams contribute to sustainable building practices through their durability, recyclability, lightweight nature, fire resistance, and prefabrication capabilities. By utilizing steel H-beams, builders can achieve sustainable structures that are not only environmentally friendly but also economically viable and safe.

Q: How do steel H-beams contribute to energy efficiency in buildings?: Steel H-beams contribute to energy efficiency in buildings in several ways. Firstly, steel H-beams are known for their strength and durability. By using steel H-beams as structural elements in buildings, it allows for larger open spaces and larger window openings. This enables more natural light to enter the building, reducing the need for artificial lighting during the day. Natural light not only helps to reduce energy consumption, but also has positive effects on occupant well-being and productivity. Secondly, steel H-beams have excellent thermal properties. They have a high thermal mass, which means they can absorb and store heat energy efficiently. This helps to regulate indoor temperature by slowing down the rate at which heat transfers through the building envelope. As a result, the building requires less energy for heating and cooling, leading to reduced energy consumption and lower utility bills. Moreover, steel H-beams also play a significant role in the insulation of buildings. They provide a strong and stable framework for insulation materials, such as mineral wool or foam, to be installed. Proper insulation helps to prevent thermal bridging, which is the transfer of heat between the interior and exterior of a building through solid materials. By minimizing thermal bridging, steel H-beams help to enhance the overall thermal performance of the building, reducing the need for excessive heating or cooling. Additionally, steel H-beams are often used in the construction of green roofs and solar panel systems. Green roofs help to insulate the building, reduce stormwater runoff, and improve air quality. Solar panels, on the other hand, harness renewable energy from the sun and convert it into electricity. Steel H-beams provide the necessary support and structural integrity for these sustainable features, contributing to the overall energy efficiency of the building. In conclusion, steel H-beams contribute to energy efficiency in buildings by allowing for more natural light, providing excellent thermal properties, enabling proper insulation, and supporting sustainable features like green roofs and solar panels. Their strength, durability, and versatility make them an essential component in constructing energy-efficient buildings.

Q: Can Steel H-Beams be used in airport or transportation terminal construction?: Yes, steel H-beams can be used in airport or transportation terminal construction. They are often utilized in the construction of large-scale structures due to their strength, durability, and ability to support heavy loads. Steel H-beams provide structural stability and can effectively withstand the dynamic forces experienced in airport or transportation terminal environments.

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