UPN U CHANNEL

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

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Channel Steel Details:

Minimum Order Quantity:	25	Unit:	m.t.	Loading Port:	Xingang Port
Supply Ability:	80000MTS/YEAR	Payment Terms:	TT or LC

Product Description:

Specifications of Channel Steel:

Original Place	Tangshan, China	Brand Name	Bridge
Standard	GB707-88, EN100025, JIS G3192, DIN 1026
Sizes	50mm to 300mm
Sales Volume/Year	3000MT
Main Market	Middle East, Africa, Southeast As

1.We are able to provide channel steel of top quality at attractive price.

2.Our products of channel steel have passed ISO9001:2008 Quality Management System Certification.

3. The section of JIS Standard Channel Steel are as followings in the table.

JIS U CHANNEL	Standard h	Sectional b	Dimension s	t	Mass: Kg/m
	(mm)	(mm)	(mm)	(mm)
50x25	50	25	3.0	6.00	2.37
75X40	75	40	3.8	7.00	5.30
75X40	75	40	4.0	7.00	5.60
75X40	75	40	4.5	7.00	5.85
75X40	75	40	5.0	7.00	6.92

100X50	100	50	3.8	6.00	7.30
100X50	100	50	4.2	6.00	8.03
100X50	100	50	4.5	7.50	8.97
100X50	100	50	5.0	7.50	9.36

125X65	125	65	5.2	6.80	11.66
125X65	125	65	5.3	6.80	12.17
125X65	125	65	5.5	8.00	12.91
125X65	125	65	6.0	8.00	13.40

150x75	150	75	5.5	7.30	14.66
150x75	150	75	5.7	10.00	16.71
150x75	150	75	6.0	10.00	17.90
150x75	150	75	6.5	10.00	18.60

4. Chemical Compostion of JIS Standard Channel Steel

Grade	Element(%)
	C	Mn	P	S
SS330	--	--	≦0.050	≦0.050
SS400
SS490
SS540	≦0.30	≦1.60	≦0.040	≦0.040

Usage/Applications of Channel Steel:

Channel Steel is usually used for building structure, vehicle manufacturing and other industrial structure and often used with i beam.

In details, the channel steel belongs to carbon structural steel which is applied to in the field of construction and machinery. The channel steel is usually used for arch-itechtural structure, and they could be welded in order to support or hang a vari-ety of facilities. They are also usually used in combination with I beam. Generally,the channel steel must possess perfect welding property, riveting property and mechanical property and so on.

Package & Delivery of Channel Steel:

The steel u channel will be packed in bundle with steel wire at each end of every bundle and color marking in order to help the customer to recognize his goods more easily at sight.

And steel u channel could be loaded into 20ft or 40ft container, or by bulk cargo. If the weight of each bundle reaches less than 3.5 mt, the loading by break bulk cargo should be choosed. When the weight of each bundle reaches less than 3mt, the loading by container should be choosed.

As for the transportaion from mill to loading port, the truck will be usually used. And the maximum quantity for each truck is 40mt.

All in all, we could do in accordance with customer's request.

Channel Steel

Production Flow of Channel Steel:

1.The steel billet shall be heated in the high temperature furnace.

2. The heated steel billet shall be rolled five to nine times with the aim of shaping the general figure of steel u channel.

3. The rolled steel u channel should be put onto the cooling bed to make the temperature low.

4. The steel u channel should be straighted on the straightener.

5. The straighted steel u channel will be cut into meters by saw, as per customer's requirements.

Q:Can steel channels be used in automotive applications?: Indeed, automotive applications can incorporate steel channels. In the automotive industry, steel channels find widespread use for diverse objectives, including fortifying structural elements, offering support, and augmenting the overall robustness and endurance of vehicles. They are frequently employed in the assembly of chassis frames, body panels, and other structural constituents of automobiles. With an impressive strength-to-weight ratio, steel channels are vital for automotive applications as they facilitate the reduction of overall vehicle weight while upholding structural integrity. Furthermore, due to their malleability, weldability, and ability to be shaped into desired configurations, steel channels are highly versatile and well-suited for various automotive requirements.

Q:What are the different methods for transporting and handling steel channels?: Various methods exist for transporting and handling steel channels, which depend on the specific requirements and logistics of the situation. Some commonly employed methods include: 1. Utilizing cranes: Cranes equipped with hooks or lifting magnets can transport and elevate steel channels. This approach is particularly suitable for heavy steel channels or large-scale projects. 2. Implementing forklifts: Forklifts with specialized attachments can transport steel channels within a facility or construction site. This method is ideal for smaller and lighter steel channels, enabling precise movement and placement. 3. Employing conveyor systems: In manufacturing settings, conveyor systems can transport steel channels between different processes. This method enhances efficiency and reduces the need for manual handling. 4. Utilizing flatbed trucks: Steel channels can be loaded onto flatbed trucks for long-distance transportation. Straps or chains are used to secure the channels and prevent movement during transit. 5. Employing palletizing: Steel channels can be stacked and secured on pallets to facilitate handling and transportation. This method is commonly used when shipping smaller quantities of steel channels or storing them in a warehouse. 6. Utilizing rollers or skids: For short distances within a facility or construction site, steel channels can be moved along rollers or skids. This method allows for easy movement and positioning of the channels. 7. Opting for rail transportation: When transporting larger quantities or over longer distances, steel channels can be transported via rail. Specialized rail cars or containers are used to securely transport the channels. It is crucial to consider the size, weight, and fragility of the steel channels when determining the appropriate method for transportation and handling. Strict adherence to safety measures is necessary to prevent accidents, and specific equipment may be required depending on the chosen method.

Q:Are steel channels available in different finishes?: Yes, steel channels are available in different finishes. Steel channels can be finished using various methods such as galvanization, powder coating, painting, or simply leaving them untreated. Galvanization involves applying a layer of zinc to the steel, which provides corrosion resistance and a shiny metallic finish. Powder coating involves applying a dry powder to the steel and then baking it to create a durable and attractive finish. Painting is another common finish where a layer of paint is applied to the steel channels to provide protection and enhance aesthetics. Additionally, steel channels can also be left untreated, which gives them a natural, raw appearance. The availability of different finishes for steel channels allows customers to choose the most suitable option based on their specific requirements in terms of protection, appearance, and functionality.

Q:What are the different methods for surface preparation of steel channels?: Steel channels can be prepared for surface treatment using different methods, each with its own advantages and suitability for specific applications. Several common methods include: 1. Manual or power tool cleaning, where abrasives like sandpaper or wire brushes are used to physically remove loose rust, scale, or old coatings. This cost-effective method is suitable for surface preparation. 2. Chemical cleaning involves using acid-based cleaners like phosphoric or citric acid to dissolve or loosen contaminants. It is effective for removing heavy rust or scale buildup. 3. Power tool cleaning, using tools like power sanders or rotary hammers, is faster and more efficient than manual methods. It is ideal for larger surfaces or areas with heavy contamination. 4. High-pressure water cleaning uses water jets to remove loose rust, scale, or old coatings without damaging the metal. It is commonly used in industrial settings for quick and efficient cleaning. 5. Abrasive blasting propels abrasive materials onto the steel channel's surface using compressed air or water. It effectively removes rust, scale, and old coatings, leaving a clean and profiled surface. It is commonly used in industries that require a high-quality surface finish. Choosing the appropriate method for surface preparation depends on the condition of the steel channel, desired surface finish, and specific application requirements. Proper surface preparation is crucial for ensuring good coating adhesion and prolonging the lifespan of the steel channels.

Q:What are the different load distribution techniques for steel channels in roof systems?: Some of the different load distribution techniques for steel channels in roof systems include using purlins or trusses to evenly distribute the weight of the roof, employing structural bracing to provide additional support, and incorporating proper connections and fasteners to ensure stability and load sharing across the channels.

Q:Can steel channels be used for modular construction systems?: Yes, steel channels can be used for modular construction systems. Steel channels are versatile and can be easily fabricated to create modular components such as beams, columns, and support structures. They provide excellent strength and durability, making them suitable for supporting heavy loads in modular construction. Steel channels can be easily connected and integrated into modular systems, providing a flexible and efficient construction solution. Additionally, the use of steel channels allows for easy customization and adaptability to different project requirements and designs.

Q:How do steel channels contribute to fire resistance in buildings?: Steel channels contribute to fire resistance in buildings in several ways. Firstly, steel channels are often used as structural elements in the construction of buildings. They are commonly used as beams, columns, or joists, providing support and stability to the overall structure. In the event of a fire, these steel channels play a crucial role in maintaining the integrity of the building. Steel has a high melting point and retains its strength at high temperatures, which helps prevent the collapse of the building during a fire. This structural stability allows occupants to safely evacuate and provides firefighters with a safer environment to combat the fire. Secondly, steel channels can be used as fire barriers or fireproofing materials. They can be installed to encase or protect vulnerable areas such as electrical conduits, pipes, or ventilation systems, which are prone to heat transfer and can contribute to the spread of fire. By enclosing these elements with steel channels, the risk of fire propagation is minimized. Steel channels can also be used to create fire-resistant compartments or fire-rated walls, limiting the spread of fire to specific areas and allowing occupants to evacuate safely. Moreover, steel channels can be combined with other fire-resistant materials to enhance their effectiveness. For instance, they can be filled with fire-resistant insulation materials, such as mineral wool or vermiculite, to provide additional thermal protection. This insulation helps to reduce heat transfer and delays the temperature rise on the unexposed side of the steel channel, further increasing the fire resistance of the building. In conclusion, steel channels play a vital role in ensuring fire resistance in buildings. Their structural integrity and ability to withstand high temperatures help prevent building collapse during fires, providing occupants with valuable time to evacuate. Additionally, steel channels can be used as fire barriers, encasing vulnerable elements and limiting the spread of fire. By combining steel channels with fire-resistant insulation, their effectiveness in fire resistance is further enhanced, making them an essential component in building design and construction.

Q:What are the tolerances for steel channels?: The tolerances for steel channels can vary depending on a few factors such as the specific type of channel, the manufacturing process, and the desired application. However, generally speaking, the tolerances for steel channels are typically specified in terms of dimensions such as width, depth, and length. For example, the tolerances for the width and depth of steel channels may range from +/- 0.005 inches to +/- 0.030 inches, depending on the size and grade of the channel. Similarly, the length tolerances can range from +/- 1/8 inch to +/- 1/4 inch, again depending on the specific requirements. It is important to note that these tolerances are usually established by industry standards or customer specifications, and they are intended to ensure that the steel channels meet the desired dimensional requirements for a particular application. These tolerances allow for slight variations in the dimensions of the channels without compromising their functionality or structural integrity. In addition to dimensional tolerances, other tolerances may also be specified for factors such as straightness, twist, and surface finish. These tolerances help ensure that the steel channels meet the required quality standards and can be effectively used in various applications such as construction, manufacturing, and structural engineering. Ultimately, it is crucial to consult the relevant standards or specifications for the specific type of steel channel being used to determine the precise tolerances that need to be met.

Q:What is the standard for channel steel execution?: At the same height, the light channel steel has narrower legs, thinner waist and lighter weight than ordinary channel steel. 18 - 40 is large channel steel, 5 - 16 channel steel is medium channel steel. Imported channel steel shall be marked with actual specifications, sizes and relevant standards. Steel import and export orders generally is identified in the corresponding (carbon steel or low-alloy steel), to use the required specifications. Except for specification, channel steel has no specific composition and performance series.

Q:Can steel channels be used for catwalks?: Yes, steel channels can be used for catwalks. Steel channels are commonly used in construction for their strength and durability. They provide a stable and secure platform for individuals to walk on, making them suitable for catwalks. Additionally, steel channels can be easily customized and fabricated to meet specific design requirements, such as length, width, and load-bearing capacity, making them versatile for various catwalk applications.

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