Cold-Rolled C Channel Bar
- Ref Price:
-
- Loading Port:
- Tianjin Port,China
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50MT m.t.
- Supply Capability:
- 1000 tons per month m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Specifications of Cold-Rolled C Channel Bar:
1.We supply high quality Cold-Rolled C Channel Bar at reasonable price, including Chinese standard, Japanese standard and so on.
Standard | GB/JIS/EN/ASTM/DIN |
Material Grade | Q235B,Q235,Q345,Q345B,SS400,S235JRG1,A36,ST37-2 |
Technique: | Cold Rolled |
Sizes as per chinese standard: |
80×40×20×2.5 - 180×60×20×2.5
|
Sizes as per Japanese standard: |
180×60×20×3 – 300×80×20×3 |
Length: | 6meter, 9meter, 12meter |
Note: we are also competent to provide our customers other Cold-Rolled C Channel Bar based on other sizes according to customer’s requirements.
2. The detailed sections of Cold-Rolled C Channel Bar as per GB standard.Just as followings in the table-1:
Size | Weight（kg/m） | Size | Weight（kg/m） |
80×40×20×2.5 | 3.925 | 180×60×20×3 | 8.007 |
80×40×20×3 | 4.71 | 180×70×20×2.5 | 7.065 |
100×50×20×2.5 | 4.71 | 180×70×20×3 | 8.478 |
100×50×20×3 | 5.652 | 200×50×20×2.5 | 6.673 |
120×50×20×2.5 | 5.103 | 200×50×20×3 | 8.007 |
120×50×20×3 | 6.123 | 200×60×20×2.5 | 7.065 |
120×60×20×2.5 | 5.495 | 200×60×20×3 | 8.478 |
120×60×20×3 | 6.594 | 200×70×20×2.5 | 7.458 |
120×70×20×2.5 | 5.888 | 200×70×20×3 | 8.949 |
120×70×20×3 | 7.065 | 220×60×20×2.5 | 7.4567 |
140×50×20×2.5 | 5.495 | 220×60×20×3 | 8.949 |
140×50×20×3 | 6.594 | 220×70×20×2.5 | 7.85 |
160×50×20×2.5 | 5.888 | 220×70×20×3 | 9.42 |
160×50×20×3 | 7.065 | 250×75×20×2.5 | 8.634 |
160×60×20×2.5 | 6.28 | 250×75×20×3 | 10.362 |
160×60×20×3 | 7.536 | 280×80×20×2.5 | 9.42 |
160×70×20×2.5 | 6.673 | 280×80×20×3 | 11.304 |
160×70×20×3 | 8.007 | 300×80×20×2.5 | 9.813 |
180×50×20×2.5 | 6.28 | 300×80×20×3 | 11.775 |
180×50×20×3 | 7.536 | ||
180×60×20×2.5 | 6.673 |
Table-1
3. The chemical composition of Cold-Rolled C Channel Bar according to Q235B is shown in Table-2.
Alloy No | Grade | Element(%) | ||||
C | Mn | S | P | Si | ||
Q235 | B | 0.12-0.20 | 0.3-0.7 | ≦0.045 | ≦0.045 | ≦0.3 |
Table-2
Note: we are able to present our customers relevant SGS test report for chemical composition of Cold-Rolled C Channel Bar.
4. The mechanical property of Cold-Rolled C Channel Bar according to Q235B is shown in Table-3-1 and Table-3-2
Alloy No | Grade | Yielding Strength Point(Mpa) | |||
Thickness(mm) | |||||
≦16 | ＞16-40 | ＞40-60 | ＞60-100 | ||
≧ | |||||
Q235 | B | 235 | 225 | 215 | 205 |
Table-3-1
Alloy No | Grade | Tensile Strength(Mpa) | Elongation After Fracture(%) | |||
Thickness(mm) | ||||||
≦16 | ＞16-40 | ＞40-60 | ＞60-100 | |||
≧ | ||||||
G235 | B | 375-500 | 26 | 25 | 24 | 23 |
Table-3-2
Note: we are able to present our customers relevant SGS test report for mechanical property of Cold-Rolled C Channel Bar as customer’s request.
Applications of Cold-Rolled C Channel Bar:
The Cold-Rolled C Channel Bar can be applied to construction of warehouses, workshops, sport stadiums and car parks etc.The hot rolled channel steel belongs to carbon structural steel which is applied to in the field of construction and machinery.In details, the hot rolled 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 hot rolled channel steel we supply must possess perfect welding property, riveting property and mechanical property and so on.
Package & Delivery of Cold-Rolled C Channel Bar:
1.The Cold-Rolled C Channel Bar 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.
2. And the Cold-Rolled C Channel Bar could be loaded into 20ft or 40ft container, or by bulk cargo.If the weight of each bundle reaches more 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.
3.As for the transportaion from mill to loading port, the truck will be usually used. And the maximum quantity for each truck is 40mt.
4.All in all, we could do in accordance with customer's request.
Production Flow of Cold-Rolled C Channel Bar:
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 hot rolled channel steel should be put onto the cooling bed to make the temperature low.
4. The channel steel should be straighted on the straightener.
5. The straighted channel steel will be cut into meters by saw, as per customer's requirements.
- Q: What are the different methods for designing steel channels for high wind loads?
- There are several methods for designing steel channels to withstand high wind loads. Some of the commonly used methods include: 1. Load and Resistance Factor Design (LRFD): This method uses a combination of load factors and resistance factors to determine the required strength of the steel channels. The loads are calculated based on the wind speed and the dimensions of the building, while the resistance factors are based on the material properties and safety factors. 2. Allowable Stress Design (ASD): In this method, the wind loads are converted into equivalent static loads and compared to the allowable stresses of the steel channels. The allowable stresses are determined by considering factors such as material properties, safety factors, and load combinations. 3. Wind Tunnel Testing: Wind tunnel testing involves constructing a scaled-down model of the building and subjecting it to simulated wind conditions. This allows engineers to analyze the airflow patterns and measure the forces acting on the steel channels. The data obtained from wind tunnel testing can be used to refine the design and optimize the steel channel dimensions. 4. Finite Element Analysis (FEA): FEA is a numerical method that allows engineers to simulate the behavior of steel channels under different wind loads. By dividing the structure into small elements and applying appropriate boundary conditions, FEA can accurately calculate the stresses, deformations, and displacements in the steel channels. This enables engineers to optimize the design and identify areas of high stress concentration that may require reinforcement. 5. Prescriptive Design Codes: Many countries have specific design codes and standards that provide guidelines for designing steel channels for high wind loads. These codes outline the minimum requirements for factors such as channel dimensions, material properties, connections, and fasteners. Following these codes ensures that the steel channels are designed to withstand the expected wind loads. It is important to note that the choice of design method may vary depending on factors such as the complexity of the structure, the available resources, and the specific requirements of the project. Consulting with a structural engineer experienced in designing for high wind loads is recommended to ensure a safe and efficient design.
- Q: Do steel channels have any specific design considerations?
- Yes, steel channels have specific design considerations. These include determining the appropriate size and shape of the channel, considering the load-bearing capacity required, ensuring proper connections and supports, considering the potential for buckling or twisting, and accounting for any environmental conditions or corrosion concerns. Additionally, factors like material selection, fabrication techniques, and cost considerations also play a role in the design of steel channels.
- Q: Can steel channels be used for supporting signage and billboards?
- Yes, steel channels can be used for supporting signage and billboards. Steel channels are known for their strength and durability, making them suitable for providing structural support to hold and secure various types of signage and billboards.
- Q: Can steel channels be used for modular construction?
- Yes, steel channels can be used for modular construction. Steel channels provide strength, durability, and versatility, making them suitable for various applications in modular construction. They can be used as structural components, support beams, or framing elements, allowing for efficient and flexible construction of modular buildings.
- Q: How do steel channels contribute to sound insulation?
- Steel channels can contribute to sound insulation by creating a barrier between the source of the sound and the surrounding environment. The use of steel channels helps to absorb and dampen sound vibrations, reducing the transmission of noise through walls and ceilings. Additionally, the rigid structure of steel channels helps to prevent the resonance and amplification of sound waves, further enhancing sound insulation.
- Q: What are the different methods for joining multiple steel channels together?
- Multiple steel channels can be joined together using various methods. Below are some commonly used techniques in the industry: 1. Welding: The most prevalent and widely employed method for joining steel channels is welding. It involves melting the channel edges and fusing them together using heat. The choice of welding technique, such as arc welding, MIG welding, or TIG welding, depends on the thickness and type of steel channels. Welding ensures a strong and permanent connection. 2. Bolting: Another method is bolting, where steel channels are joined using bolts and nuts. Holes are drilled at specific intervals on the channels, and bolts are passed through these holes. Nuts are then tightened on the other side to secure the connection. Bolting is suitable for situations where future disassembly or temporary structures are anticipated. 3. Riveting: Riveting entails using metal pins called rivets to connect steel channels. Holes are drilled through the channels, and rivets are inserted into these holes. The ends of the rivets are hammered or pressed to secure them. Riveting provides a robust and stable connection, commonly used in structural applications. 4. Adhesive bonding: High-strength adhesives are used to bond steel channels together in adhesive bonding. The channels are cleaned and prepared, and adhesive is applied to one or both surfaces. The channels are then pressed together and allowed to cure. Adhesive bonding can create a strong and durable connection, but it may not be suitable for high-stress applications. 5. Mechanical fasteners: Mechanical fasteners like clips, brackets, clamps, or connectors can also be utilized to join steel channels. These fasteners are designed to provide a secure connection without the need for welding or drilling. They are frequently used when quick assembly or disassembly is necessary. When selecting the method for joining multiple steel channels, it is crucial to consider the specific requirements of your project, such as load-bearing capacity, structural integrity, and aesthetics. Consulting with a structural engineer or a professional in the field can help determine the most suitable joining method for your specific application.
- Q: Are steel channels suitable for cold storage facilities?
- Yes, steel channels can be suitable for cold storage facilities. Steel channels are known for their strength and durability, making them ideal for supporting heavy loads and withstanding extreme temperatures. Cold storage facilities require materials that can withstand low temperatures without compromising their structural integrity, and steel channels are able to meet these requirements. Additionally, steel channels are resistant to corrosion, which is crucial in cold storage facilities where moisture and condensation can be present. Overall, steel channels offer the necessary strength, durability, and resistance to corrosion that make them a suitable choice for cold storage facilities.
- Q: What are the different load distribution methods for steel channels?
- There are several load distribution methods for steel channels, which are commonly used in various construction and engineering applications. These methods aim to evenly distribute load and maximize the structural integrity and strength of the channels. 1. Concentrated Load Distribution: This method involves placing the load on specific points along the steel channel. It is commonly used when there are specific areas or points that require more load-bearing capacity. 2. Uniform Load Distribution: In this method, the load is distributed uniformly along the entire length of the steel channel. It is often used when the load is evenly distributed or when there is no specific point requiring more load-bearing capacity. 3. Partial Load Distribution: This method involves distributing the load partially along the steel channel, focusing on specific sections or areas that require more strength. It is commonly used when there are varying load requirements along the length of the channel. 4. Cantilever Load Distribution: This method applies to steel channels that are fixed at one end and have the load placed at the free end. It is commonly used in structures such as bridges and balconies. 5. Distributed Load Distribution: This method involves dividing the load into smaller segments and distributing them along the length of the steel channel. It is commonly used when the load is not uniformly distributed or when there are varying load requirements at different points. 6. Point Load Distribution: In this method, the load is concentrated at specific points along the steel channel. It is commonly used when there are specific points that require more load-bearing capacity. It is important to note that the selection of the appropriate load distribution method depends on factors such as the type of structure, intended application, load requirements, and engineering specifications. It is crucial to consult with a structural engineer or design professional to determine the most suitable load distribution method for a specific steel channel application.
- Q: #10 how to anchor the channel steel on the foundation, the anchor bars generally choose how much?
- This needs to be determined according to the force and the form of the structure, and can not be done at will.
- Q: Can steel channels be used for creating decorative elements?
- Yes, steel channels can definitely be used for creating decorative elements. Steel channels are versatile and can be shaped, cut, and welded into various forms and designs. They can be used to create decorative elements such as ornamental railings, gates, fences, sculptures, and other architectural details. Steel channels provide a modern and sleek look while also being durable and long-lasting. They can be finished with different coatings or paint to enhance their aesthetic appeal. Whether it's for indoor or outdoor applications, steel channels offer a wide range of possibilities for creating beautiful and unique decorative elements.
1. Manufacturer Overview
| Location | Tianjin, China |
| Year Established | 2007 |
| Annual Output Value | Above US$ 15 Million |
| Main Markets | Southeast Asia; Africa |
| Company Certifications |
2. Manufacturer Certificates
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period |
3. Manufacturer Capability
| a) Trade Capacity | |
| Nearest Port | Tianjin |
| Export Percentage | 15%-20% |
| No.of Employees in Trade Department | 11-20 People |
| Language Spoken: | English; Chinese; |
| b) Factory Information | |
| Factory Size: | Above 6,500 square meters |
| No. of Production Lines | 1 |
| Contract Manufacturing | OEM service offered |
| Product Price Range | average |
Send your message to us
Cold-Rolled C Channel Bar
- Ref Price:
-
- Loading Port:
- Tianjin Port,China
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50MT m.t.
- Supply Capability:
- 1000 tons per month m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
Hot products
Hot Searches
Related keywords
