Hot Rolled Structural Steel H-Beam JIS Standard
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Product Description:
OKorder is offering high quality Hot Rolled Steel I-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 European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Hot Rolled Steel I-Beams 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 Steel I-Beams 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: Q195 – 235
Certificates: ISO, SGS, BV, CIQ
Length: 6m – 12m, as per customer request
Packaging: Export packing, nude packing, bundled
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 |
Standard | Grade | Element (%) | ||||
C | Mn | S | P | Si | ||
GB | Q195 | 0.06~0.12 | 0.25~0.50 | ≤0.050 | ≤0.045 | ≤0.30 |
GB | Q235B | 0.12~0.20 | 0.30~0.70 | ≤0.045 | ≤0.045 | ≤0.30 |
-Mechanical Properties:
Mechanical Properties | Grade | Steel diameter（mm） | |||
≤16 | 16~40 | 40~60 | 60~100 | ||
Yield Point Δs/MPa | Q195 | ≥195 | ≥185 | - | - |
Q235 | 235 | 225 | 215 | 205 | |
Tensile Strength | Q195 | 315~390 | |||
Q235 | 375~500 | ||||
Elongation δ5% | Q195 | ≥33 | ≥32 | - | - |
Q235 | 26 | 25 | 24 | 23 | |
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: What makes stainless steel stainless?
A2: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.
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: What are the different types of corrosion protection coatings for steel H-beams?
- There are several types of corrosion protection coatings available for steel H-beams. Some common options include hot-dip galvanizing, epoxy coatings, zinc-rich paints, and powder coatings. These coatings provide a barrier between the steel surface and corrosive elements, preventing oxidation and rust formation. The choice of coating depends on factors such as the environment, required durability, and cost-effectiveness.
- Q: Can steel H-beams be used for supporting railway structures?
- Yes, steel H-beams can be used for supporting railway structures. They are commonly employed in the construction of railway bridges, viaducts, and other elevated structures due to their strength, durability, and ability to withstand heavy loads.
- Q: What are the different bracing methods for steel H-beams?
- Steel H-beams can be braced using various methods to enhance their support and stability, particularly when exposed to heavy loads or lateral forces. One effective bracing approach involves the utilization of diagonal members, which are connected to the H-beam's flanges at different points along its length. These diagonal members play a crucial role in distributing the load and transferring forces to the vertical supports. This, in turn, enhances the overall strength and stability of the H-beam. Another method entails the use of horizontal members, which are connected to the flanges of the H-beam at regular intervals. These horizontal members prevent the H-beam from buckling or twisting when subjected to heavy loads, ensuring its rigidity and stability. Aside from diagonal and lateral bracing, there are other techniques that can be employed based on the specific requirements of the structure. Moment connections, for instance, are utilized to resist rotational forces, while shear connections facilitate the transfer of shear forces between different members. Ultimately, the choice of bracing method for steel H-beams depends on factors such as load requirements, structural design, and project conditions. By meticulously considering these factors and selecting the appropriate bracing method, engineers can effectively support steel H-beams and ensure their ability to withstand the forces they will encounter.
- Q: What are the typical fabrication tolerances for steel H-beams?
- The typical fabrication tolerances for steel H-beams vary depending on several factors such as the specific application, industry standards, and the manufacturer's capabilities. However, some commonly accepted tolerances for steel H-beams include: 1. Dimensional Tolerances: These refer to the allowable variations in the physical dimensions of the H-beam, including the height, flange width, web thickness, and overall length. The tolerance range can typically be within a few millimeters or even fractions of a millimeter, depending on the specific requirements and standards. 2. Straightness Tolerances: Straightness is a critical aspect of H-beam fabrication, as it ensures proper alignment and fit in construction projects. The allowable straightness tolerance for steel H-beams is typically specified in terms of a maximum deviation from a straight line over a certain length. This tolerance is usually expressed in millimeters or inches per meter or foot. 3. Surface Quality Tolerances: Surface imperfections such as dents, scratches, or other defects can impact the overall performance and aesthetics of steel H-beams. The acceptable surface quality tolerances for H-beams may vary depending on the intended use and customer requirements but are generally within industry standards. It is important to note that these tolerances can vary across different standards and specifications, such as those set by organizations like the American Institute of Steel Construction (AISC), European Committee for Standardization (EN), or the International Organization for Standardization (ISO). Additionally, manufacturers may have their own specific tolerances based on their capabilities and quality control processes. To ensure compliance with specific project requirements, it is crucial to consult the relevant standards and communicate with the manufacturer or supplier to understand the exact fabrication tolerances for steel H-beams.
- Q: H steel and I-beam, which bearing good?
- The length of the I-beam is small and the height is big. It can only bear the force in one direction. H steel is deep in groove and big in thickness and can bear two directions of force.
- 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: What are the different types of steel H-beam connections for seismic-resistant buildings?
- There are several types of steel H-beam connections commonly used in seismic-resistant buildings. These include moment-resisting connections, shear connections, and combined moment-shear connections. Moment-resisting connections are designed to resist bending and rotational forces and are commonly used in beam-to-column connections. Shear connections, on the other hand, are used to transfer shear forces between beams and columns. Combined moment-shear connections combine both moment-resisting and shear connections to provide enhanced structural integrity and resistance against seismic events. The selection of the appropriate type of connection depends on factors such as the building design, seismic zone, and load requirements.
- Q: Are there any limitations or restrictions on the use of steel H-beams?
- Certain limitations and restrictions exist regarding the utilization of steel H-beams. Several key factors must be considered: 1. Load-bearing capacity: The load-bearing capacity of steel H-beams is determined by their size, shape, and material grade. It is critical to select an H-beam that can withstand the expected loads and stresses in a given application. Failure to do so can result in structural failure. 2. Span length: The distance between supports, known as the span length, is an important consideration when working with steel H-beams. Longer spans may necessitate larger and stronger beams to ensure structural integrity. Seeking guidance from structural engineers or referring to relevant building codes can help determine the appropriate span length for a specific application. 3. Structural design: Proper design guidelines and engineering principles should be followed when using steel H-beams. Adhering to structural design codes and regulations is essential for safety and compliance. 4. Environmental conditions: Steel H-beams may be susceptible to corrosion, particularly in harsh environmental conditions. In such cases, additional protective measures such as coatings or galvanization may be necessary to enhance durability. 5. Welding and fabrication: Installation of steel H-beams often involves welding or fabrication. It is crucial to adhere to proper welding procedures and techniques to maintain the structural integrity of the beams. Incorrect welding or fabrication can weaken the beams and compromise their load-bearing capacity. 6. Fire resistance: Steel H-beams are generally not fire-resistant. In environments prone to fires, additional measures like fire-resistant coatings or insulation may be required to safeguard the beams and preserve their structural stability during a fire. 7. Code compliance: Local building codes and regulations may impose specific limitations or restrictions on the use of steel H-beams. It is important to be aware of and comply with these codes to ensure safety and adherence. To assess the specific limitations and restrictions that may apply in a particular use case, it is advisable to consult with a structural engineer or relevant professionals.
- Q: Can steel H-beams be used in airport or terminal construction?
- Yes, steel H-beams can be used in airport or terminal construction. They are commonly utilized in the construction of large structures like airports or terminals due to their high strength, versatility, and ability to support heavy loads. The H-beams provide structural stability and are often used for framing, columns, or support beams in the construction of these buildings.
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Hot Rolled Structural Steel H-Beam JIS Standard
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
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