• Cold-Rolled C Channel Bar System 1
  • Cold-Rolled C Channel Bar System 2
  • Cold-Rolled C Channel Bar System 3
Cold-Rolled C Channel Bar

Cold-Rolled C Channel Bar

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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

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 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.

 Cold-Rolled C Channel Bar

 

 

 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.

 

Cold-Rolled C Channel Bar

Q:UAP300 what channel? What specifications?. You great God to explain ah. I am indebted forever urgently.. Thank you ~!
In order to accomplish the task. I'm sorry
Q:How do steel channels contribute to the overall strength of a building?
Steel channels contribute to the overall strength of a building by providing structural support and reinforcement. They are commonly used in construction to transfer loads and distribute weight evenly across different parts of the structure. Steel channels help to prevent sagging, bending, and collapse by increasing the stability and rigidity of the building. Additionally, they enhance the building's resistance to lateral forces such as wind or earthquakes, making it more durable and structurally sound.
Q:How do steel channels contribute to rainwater harvesting in construction?
Steel channels play a crucial role in rainwater harvesting in construction projects. They are specifically designed to collect and channel rainwater from rooftops and other surfaces into storage tanks or reservoirs. The primary function of steel channels is to provide a pathway for rainwater to flow from the collection surface to the storage system. These channels are typically installed along the edges of roofs or on the ground, ensuring that water is efficiently guided towards the desired collection points. Moreover, steel channels are highly durable and resistant to corrosion, making them ideal for outdoor applications where they are exposed to rain, sunlight, and other weather elements. This durability ensures that the channels remain effective in transporting rainwater for an extended period of time, minimizing the need for maintenance or replacement. In addition to their functional benefits, steel channels also offer flexibility in design and installation. They can be customized to suit the specific requirements of the construction project, allowing for efficient water collection from various surfaces and directing it to the desired storage location. The installation process is relatively straightforward and can be easily integrated into the overall construction plan. By efficiently collecting rainwater and directing it to storage systems, steel channels contribute to rainwater harvesting in construction by helping to conserve water resources. This sustainable practice reduces the reliance on mains water supply, especially during periods of drought or water scarcity. Additionally, rainwater can be used for various purposes, such as irrigation, toilet flushing, and other non-potable applications, thus reducing the demand for treated water. Overall, the inclusion of steel channels in construction projects facilitates effective rainwater harvesting, promoting water conservation and sustainability.
Q:Can steel channels be used for conveyors?
Certainly, conveyors can utilize steel channels. In conveyor systems, steel channels are usually employed to furnish structural reinforcement and steadfastness. They frequently serve as the backbone for the conveyor system, furnishing a robust foundation for other constituents like rollers, belts, and motors. Steel channels present exceptional strength, durability, and resilience to deterioration, rendering them appropriate for managing substantial loads and extended periods of operation. Furthermore, steel channels can be conveniently personalized and manufactured to accommodate precise conveyor needs, offering versatility in both design and installation.
Q:What are the weight limitations of steel channels?
The weight limitations of steel channels vary depending on their dimensions, thickness, and the specific grade of steel used. It is important to refer to the manufacturer's specifications or consult with an engineer to determine the maximum weight that a particular steel channel can support safely.
Q:Can steel channels be used in the aerospace manufacturing industry?
Yes, steel channels can be used in the aerospace manufacturing industry. They are commonly used for structural applications, such as in the construction of aircraft frames, wings, and support structures. Steel channels offer high strength and rigidity, making them suitable for withstanding the demanding conditions of aerospace operations.
Q:Are steel channels suitable for agricultural buildings?
Yes, steel channels are suitable for agricultural buildings. They are strong and durable, making them ideal for supporting the structure and withstanding the harsh conditions often found in agricultural settings. Additionally, steel channels can be easily customized and fabricated to meet specific design requirements, making them versatile for various applications within agricultural buildings.
Q:Can steel channels be used in solar panel installations?
Yes, steel channels can be used in solar panel installations. They provide structural support and stability to the panels, allowing for secure mounting on roofs or other surfaces. Steel channels are durable and can withstand the weight and environmental conditions associated with solar panel installations, making them a suitable choice for this purpose.
Q:How do steel channels contribute to sustainable building design?
Steel channels contribute to sustainable building design in several ways. Firstly, steel is a highly durable and long-lasting material, ensuring the longevity of the building and reducing the need for frequent maintenance or replacements. Additionally, steel channels can be easily recycled at the end of their life cycle, minimizing waste and reducing the environmental impact. The use of steel channels also allows for efficient construction methods, resulting in shorter construction times and reduced energy consumption. Moreover, steel is a lightweight material, reducing the load on the building's foundation and enabling the use of smaller and more sustainable support structures. Overall, steel channels offer a sustainable solution for building design by promoting durability, recyclability, energy efficiency, and reduced environmental impact.
Q:Multiple and calculation methods for channel 12
The theoretical weight calculation of channel steel and the theoretical weight calculation of steel are kg (kg), and the basic formula is:W (weight, kg) = F (basal area mm2) * L (length m) * P (density g/cm3) * 1/1000 (steel density: 7.85g/cm3)
JANG is a professional company specilized in cold bend angle, cold bend U channel and other cold formed sectional steel. Since the established of our company, we aimed to provide the customers qualified product with good price and convenient service.

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

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