CR Purlin C Channel

Ref Price:
Loading Port:
Tianjin Port,China
Payment Terms:
TT or LC
Min Order Qty:
20 Tons m.t.
Supply Capability:
1000 Tons Per Month m.t./month
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 Specifications of CR Purlin C Channel:

1. The detailed sections of CR Purlin C Channel 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

2.We supply high quality CR Purlin C Channel 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 CR Purlin C Channel based on other sizes according to customer’s requirements.

 

Table-1

 

3. The chemical composition of CR Purlin C Channel 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 CR Purlin C Channel.

 

4. The mechanical property of CR Purlin C Channel 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 CR Purlin C Channel as customer’s request.

 

 

Applications of CR Purlin C Channel:

The CR Purlin C Channel 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 CR Purlin C Channel:

1.The hot rolled channel steel 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 hot rolled channel steel 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.

 

 CR Purlin C Channel

 

 Production Flow of CR Purlin C Channel:

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.

CR Purlin C Channel

 

Q:
There are several ways in which steel channels contribute to fire resistance in buildings. To begin with, steel channels are commonly utilized as structural components in building construction. They serve as beams, columns, or joists, offering support and stability to the overall structure. In the event of a fire, these steel channels play a crucial role in maintaining the building's integrity. Steel has a high melting point and retains its strength at high temperatures, thus preventing the building from collapsing during a fire. This structural stability allows occupants to evacuate safely and provides firefighters with a safer environment to combat the fire. Additionally, steel channels can serve as fire barriers or fireproofing materials. They can be installed to enclose or protect vulnerable areas like 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 utilized to create fire-resistant compartments or fire-rated walls, restricting the spread of fire to specific areas and enabling occupants to evacuate safely. Furthermore, steel channels can be combined with other fire-resistant materials to enhance their effectiveness. For example, they can be filled with fire-resistant insulation materials such as mineral wool or vermiculite, providing additional thermal protection. This insulation helps reduce heat transfer and delays the temperature rise on the unexposed side of the steel channel, thus increasing the fire resistance of the building. In conclusion, steel channels play a crucial role in ensuring fire resistance in buildings. Their structural integrity and ability to withstand high temperatures prevent building collapse during fires, allowing occupants valuable time to evacuate. Moreover, steel channels can function as fire barriers, enclosing vulnerable elements and limiting the spread of fire. By combining steel channels with fire-resistant insulation, their fire resistance effectiveness is further enhanced, making them an essential component in building design and construction.
Q:
The load-bearing capacity of steel channels depends on various factors such as the size and shape of the channel, the grade and quality of the steel used, and the specific application and conditions in which it is being used. Steel channels are commonly used in construction and engineering projects to provide support and structural stability. They are designed to withstand the weight and pressure exerted on them without deforming or collapsing. To determine the load-bearing capacity of a steel channel, engineers typically consider the maximum allowable stress or load that the channel can safely carry without exceeding its yield strength or causing permanent deformation. This is usually determined through rigorous testing and analysis, taking into account the specific properties and dimensions of the channel. It is important to note that load-bearing capacity can vary significantly depending on the specific design and manufacturing processes used for the steel channel. Therefore, it is crucial to consult engineering specifications, codes, and standards, or seek the guidance of a professional engineer to accurately determine the load-bearing capacity of a specific steel channel for a given application.
Q:
Indeed, steel channels are well-suited for temporary structures. Due to their robustness and endurance, steel channels find widespread use in construction. Their adaptability allows for effortless assembly and disassembly, rendering them perfect for temporary structures. Notably, steel channels offer both structural reinforcement and stability, making them an optimal choice for temporary bridges, scaffolding, and shoring systems. Moreover, their ability to withstand diverse weather conditions and resist corrosion adds to their dependability when utilized in structures that may be exposed to the elements.
Q:
Steel channels are an excellent choice for constructing elevated storage systems due to their suitability and advantages. Firstly, their high strength and durability allow them to withstand heavy loads and provide structural stability, making them ideal for supporting such systems. Additionally, their resistance to corrosion is crucial in storage systems exposed to moisture or harsh environmental conditions. Moreover, steel channels offer versatility as they can be easily fabricated into different shapes and sizes, meeting specific design requirements. This flexibility enables the construction of storage systems with various dimensions and configurations. Furthermore, steel channels are easy to install and can be efficiently connected using welding or bolting methods. Another advantage of using steel channels in elevated storage systems is their cost-effectiveness. Compared to alternatives like aluminum or composite materials, steel is a relatively affordable option. Additionally, steel channels require minimal maintenance throughout their lifespan, resulting in reduced long-term costs. In conclusion, the strength, durability, corrosion resistance, versatility, and cost-effectiveness of steel channels make them highly suitable for constructing elevated storage systems.
Q:
Steel channels have a variety of purposes across different industries and construction projects. Their primary function is to provide structural support and increase the stability of a structure. They are frequently utilized in the construction of buildings, bridges, and infrastructure projects. The design of steel channels allows for the distribution of weight and load in a structure, ensuring its ability to withstand external forces. They are commonly used as beams or columns, adding strength and rigidity to the overall framework. Additionally, steel channels can serve as bracing elements, preventing lateral movements and improving the stability of a structure. Another purpose of steel channels is to facilitate the installation of essential utilities such as electrical wiring, plumbing, and HVAC systems. Channels can be incorporated into walls or ceilings, enabling the concealed installation of these utilities. This not only provides a tidy and organized appearance but also ensures the safety and longevity of the building's infrastructure. Furthermore, steel channels are widely employed in the manufacturing and industrial sectors. They can be utilized to create conveyor systems, support equipment, and machinery. The durability and strength of steel channels make them well-suited for handling heavy loads and withstanding harsh working environments. In conclusion, steel channels offer structural support, enhance stability, and aid in the installation of utilities and equipment. Their versatility, strength, and durability make them a preferred choice for a wide range of construction and industrial applications.
Q:The top of the elevator shaft is not pre buried hook, and now to add channel, in the channel to do hook, elevator Ii Michihiro 2500, asking the hook bearing 3 tons, the need for large channel, detailed explanation
What is the midpoint moment by channel loadGood 30# I-beam, made of fish bellied beam
Q:
Yes, steel channels are available in pre-galvanized finishes. Pre-galvanization is a process where the steel is coated with a layer of zinc before it is formed into the desired shape, such as a channel. This protective zinc coating helps to prevent corrosion and provides added durability to the steel channel. Pre-galvanized steel channels are commonly used in various applications, including construction, manufacturing, and infrastructure projects. The pre-galvanized finish ensures that the steel channel is protected from rust and other forms of degradation, making it suitable for both indoor and outdoor use.
Q:
Railway tracks cannot be constructed using steel channels. Instead, a specialized type of steel rail is required for withstanding the immense weight and continuous usage of trains. Steel channels are typically utilized in construction for providing structural support and lack the necessary strength and durability to serve as railway tracks. Moreover, they do not possess the required shape and design features, including the appropriate rail profile and fastening system, necessary for ensuring the safety and efficiency of railway operations. Consequently, it is imperative to employ dedicated steel rails that are specifically designed for railway tracks to guarantee the functionality and safety of the railway system.
Q:
Indeed, playground equipment can utilize steel channels. The construction industry frequently employs steel channels due to their robustness and resilience, rendering them appropriate for playground equipment. They offer a firm and secure framework capable of bearing the weight of children and enduring the constant usage. Furthermore, steel channels can be effortlessly molded and welded to form diverse structures and designs for playground equipment, including slides, climbing frames, and swing sets. Their adaptability and capacity to withstand harsh weather conditions make them a perfect choice for long-lasting and child-safe playground equipment.
Q:
When determining the appropriate angle of a steel channel, several factors need to be taken into consideration. Firstly, the intended purpose or function of the steel channel should be considered. Different angles may be suitable for different applications. For example, if the channel is being used as a support or brace, a larger angle may be required to provide sufficient strength and stability. On the other hand, if the channel is being used for aesthetic purposes or to create a specific shape, a smaller angle may be more appropriate. Secondly, the load that the steel channel will be subjected to plays a crucial role in determining the angle. The weight and distribution of the load need to be analyzed to ensure that the chosen angle can withstand the forces and stresses exerted on it. This involves considering factors such as the magnitude and direction of the load, as well as any potential dynamic or impact forces that may be present. Additionally, the material properties of the steel channel should be taken into account. Different types of steel have varying strength, durability, and flexibility characteristics. The appropriate angle will depend on the specific properties of the steel being used, as well as any relevant industry standards or regulations. Furthermore, the fabrication and installation process should be considered. The chosen angle should be feasible to manufacture and install, taking into account factors such as cutting, welding, and assembly techniques. It is essential to ensure that the angle selected can be easily achieved within the available resources and capabilities. Lastly, cost considerations should not be overlooked. Different angles may require varying amounts of steel and fabrication efforts, resulting in different costs. Balancing the desired angle with the available budget is crucial in making an informed decision. In conclusion, the factors to consider when determining the appropriate angle of a steel channel include the intended purpose, load requirements, material properties, fabrication and installation feasibility, and cost considerations. Taking all these factors into account will help ensure that the selected angle is suitable for the specific application and provides the necessary strength and functionality.
LONGS is a well known company specialised in production and sales of cold-formed steel. We have modern automatic cutting production line.The annual cold-formed steel processing capacity is more than 50,000 tons.Our main product is C steel, Z steel, U steel, L steel, highway guardrail etc.

1. Manufacturer Overview

Location Tianjin,China
Year Established 2006
Annual Output Value Above US$ 500 Million
Main Markets China; Middle East; Southeast Asia; South America
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port Tianjin
Export Percentage 40%-60%
No.of Employees in Trade Department 11-20 People
Language Spoken: English; Chinese
b)Factory Information  
Factory Size: Above 50,000 square meters
No. of Production Lines Above 3
Contract Manufacturing materials for processing; OEM Service Offered
Product Price Range Average

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