U steel channel beam for constructions

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Quick Details

Place of Origin:Hebei, China (Mainland)
Material:Steel
technique:hot rolled
Standard:AISI,ASTM,BS,DIN,GB,JIS
thickness:3-9mm, 6-13mm
Application:Building construction
Width:50mm-300mm
Length:6m-12m or as your request
Shape:U shape
Material:Q235, SS400 etc
Normal Length:12m/6m

Packaging & Delivery

Packaging Details:	according to the customer's request
Delivery Detail:	about 25-30 days after receive your payment

Specifications

channel steel
1)Size: 51x25x3mm-305x80x13mm
2)Material: Q195,Q215,Q235,A36,SS400,SS540
3)Packing:bundle with strips

U CHANNEL BEAMS(JIS)
MATERIAL:Q235/SS400/ST37-2 and Q345/ST52
Size	Size/mm			Theoretical Weight
	Size/mm			Theoretical Weight
	h	b	d	kg/m
	h	b	d	kg/m
75403.8	75	40	3.8	5.3
75404.0	75	40	4	5.6
75404.5	75	40	4.5	5.85
75405.0	75	40	5	6.92
100503.8	100	50	3.8	7.3
100504.2	100	50	4.2	8.03
100504.5	100	50	4.5	8.97
100505	100	50	5	9.36
125655.2	125	65	5.2	11.66
125655.3	125	65	5.3	12.17
125655.5	125	65	5.5	12.91
125656	125	65	6	13.4
125655.5	150	75	5.5	14.66
150755.7	150	75	5.7	16.71
150756	150	75	6	17.9
150756.5	150	75	6.5	18.6

Q: Can steel channels be used in high-temperature environments?: Yes, steel channels can be used in high-temperature environments. Steel has excellent heat resistance properties and can withstand high temperatures without losing its structural integrity. However, the specific type of steel used and its alloy composition should be carefully selected to ensure optimal performance and prevent any potential issues such as corrosion or deformation.

Q: What are the different installation methods for steel channels?: There are several different installation methods for steel channels, depending on the specific application and requirements. Some of the most common installation methods include: 1. Welding: This is one of the most popular methods for installing steel channels. It involves using a welding machine to join the channels to other structural components or to each other. Welding provides a strong and durable connection, making it suitable for heavy-duty applications. 2. Bolting: Another common installation method is bolting. In this method, steel channels are connected using bolts and nuts. This method allows for easy disassembly and reassembly, making it suitable for applications where frequent modifications or adjustments are required. 3. Adhesive Bonding: Adhesive bonding is a method that uses a strong adhesive to join steel channels together. This method is often used when a seamless and aesthetically pleasing appearance is desired, as it eliminates the need for visible bolts or welding seams. 4. Mechanical Fasteners: Mechanical fasteners, such as screws or rivets, can also be used to install steel channels. This method is quick and easy, and provides a strong connection. It is commonly used in applications where disassembly is not required. 5. Clamping: Clamping is a method that uses clamps or brackets to secure steel channels to other components. This method allows for easy adjustment and alignment, making it suitable for applications where precise positioning is required. 6. Sliding: Sliding installation is commonly used in applications where channels need to be adjusted or moved. It involves inserting the channels into a track or groove, allowing for easy sliding and repositioning. Overall, the choice of installation method for steel channels depends on factors such as the specific application, the level of adjustability required, the desired appearance, and the level of strength and durability needed. It is important to carefully consider these factors to ensure a successful and reliable installation.

Q: How do steel channels contribute to the overall structural integrity of a building?: Steel channels contribute to the overall structural integrity of a building by providing strength, support, and stability. These channels are often used as beams or columns in construction, allowing them to bear heavy loads and distribute weight evenly throughout the structure. The robustness of steel channels helps to resist bending, buckling, and other forms of deformation, ensuring that the building can withstand various external forces such as wind, seismic activity, and the weight of the structure itself. Additionally, steel channels are highly durable and fire-resistant, further enhancing the safety and longevity of the building.

Q: How are steel channels used in the construction of shopping malls or retail centers?: Steel channels are commonly used in the construction of shopping malls or retail centers for various purposes. They are primarily utilized for structural support, providing strength and stability to the building's framework. Steel channels are often used as beams or columns, supporting the weight of the structure and transferring loads to the foundation. Additionally, they are used in the construction of mezzanine floors, staircases, and railings, enhancing the overall functionality and safety of the retail space.

Q: What are the different types of connections for steel channels in solar panel installations?: There are several types of connections used for steel channels in solar panel installations. These connections are crucial for securing the channels in place and ensuring the stability and longevity of the solar panel system. 1. Bolted Connections: This is one of the most common types of connections used in solar panel installations. It involves using bolts, nuts, and washers to securely fasten the steel channels to the supporting structures or mounting brackets. Bolted connections provide a strong and reliable attachment, and they are easily adjustable and removable if needed. 2. Welded Connections: Welding is another popular method for connecting steel channels in solar panel installations. It involves melting the edges of the channels and fusing them together, creating a solid and permanent connection. Welded connections are durable and offer excellent structural integrity. However, they require skilled welders and specialized equipment to ensure proper execution. 3. Clamped Connections: Clamps are often used to connect steel channels in solar panel installations. These clamps are typically made of metal and are designed to securely grip the channels. Clamped connections are easy to install and adjust, making them a convenient choice. However, they may not provide the same level of strength and stability as bolted or welded connections. 4. Adhesive Connections: In some cases, adhesive bonding agents or structural adhesives may be used to connect steel channels in solar panel installations. These adhesives create a strong bond between the surfaces, ensuring a secure attachment. Adhesive connections are often used in combination with other connection methods to enhance their overall strength and stability. It is important to consult with a professional solar panel installer or engineer to determine the most suitable type of connection for a specific installation. Factors such as the load-bearing requirements, environmental conditions, and structural considerations should be taken into account to ensure the safety and efficiency of the solar panel system.

Q: Can steel channels be used for supporting canopies and awnings?: Yes, steel channels can be used for supporting canopies and awnings. Steel channels are strong, durable, and have high load-bearing capacity, making them suitable for providing structural support to canopies and awnings. The channels can be securely attached to the building or any other suitable structure, and the canopy or awning can be fastened to the channels, ensuring stability and safety. Steel channels also offer excellent resistance to weather elements, corrosion, and wear, making them a reliable choice for outdoor applications. Overall, steel channels provide a robust and long-lasting solution for supporting canopies and awnings.

Q: I encountered in the construction of 2 short 28# channel welding, processed into beams, how to weld? Do I have to have stiffened panels? How many pieces? What's the thickness of the stiffener? I heard that there is a book called "metal processing manual", which has instructions, but I do not have the book. Please give settlement.: If the gap between the two weldment is not conducive to welding, it can be welded with a piece of steel plate. If the assembly gap is reasonable, direct rust removal and welding can be done.

Q: What are the load-bearing capacities of steel channels?: The load-bearing capacities of steel channels vary depending on their dimensions, thickness, and grade of steel. It is recommended to consult engineering manuals, structural design codes, or reach out to a structural engineer for specific load-bearing capacity calculations for steel channels.

Q: What are the common methods of joining steel channels together?: Common methods of joining steel channels together include welding, bolting, riveting, and using adhesive or epoxy. Welding is a popular method that involves melting the edges of the steel channels and fusing them together. Bolting involves connecting the channels using bolts and nuts. Riveting involves inserting rivets into pre-drilled holes and deforming them to hold the channels together. Adhesive or epoxy can also be used to bond the channels together, providing a strong and durable connection.

Q: What are the different types of connections used with steel channels?: There are several types of connections that can be used with steel channels, depending on the specific application and structural requirements. Some of the commonly used connections include: 1. Welded connections: Welding is a popular method for connecting steel channels. It involves joining the channels by melting the adjacent edges and allowing them to solidify, creating a strong and durable connection. Welded connections can be full penetration, where the entire thickness of the channel is welded, or partial penetration, where only a portion of the thickness is welded. 2. Bolted connections: Bolted connections involve using bolts and nuts to connect steel channels. Holes are drilled in the channels, and bolts are inserted through these holes, with nuts tightened to hold the channels together. Bolted connections offer flexibility and ease of assembly and disassembly, making them suitable for situations where frequent maintenance or modifications are required. 3. Mechanical connections: Mechanical connections utilize specialized connectors, such as couplings, brackets, or plates, to join steel channels. These connectors are designed to provide a secure and reliable connection without the need for welding or bolting. Mechanical connections are often used in applications where quick installation or alignment adjustments are necessary. 4. Riveted connections: Riveting involves using rivets, which are metal pins with a formed head on one end, to connect steel channels. The rivets are inserted through pre-drilled holes in the channels and then hammered or riveted into place, securing the connection. Riveted connections were widely used in the past but have become less common due to the availability of more efficient connection methods. 5. Adhesive connections: Adhesive connections involve using high-strength adhesives to bond steel channels together. The adhesive is applied to the contact surfaces of the channels, and pressure is applied to ensure a strong bond. Adhesive connections are useful in situations where welding or bolting is not feasible, such as joining dissimilar metals or materials with high thermal expansion coefficients. Each type of connection has its advantages and limitations, and the choice depends on factors such as load requirements, design considerations, and project specifications. It is essential to consult with a structural engineer or professional fabricator to determine the most appropriate type of connection for a given steel channel application.

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