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.
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.
- Q:What are the different methods of finishing steel channels?
- Steel channels can be finished using various methods, each with its own unique characteristics and benefits. Some commonly used methods include: 1. Hot-dip galvanizing: By immersing the steel channels in molten zinc, a zinc coating is created, providing excellent corrosion resistance. This makes it perfect for outdoor applications, and it also ensures a durable and long-lasting finish. 2. Powder coating: This method involves applying a dry powder to the steel channels and curing it under heat. It results in a thick and even coating that is highly resistant to chipping, scratching, and fading. Additionally, powder coating offers a wide range of colors and finishes for customization. 3. Paint coating: Steel channels can be finished with different types of paint coatings, offering both aesthetic appeal and protection against corrosion. These coatings can be applied using spray guns, brushes, or rollers, providing flexibility in terms of color and texture. 4. Electroplating: Through an electrochemical reaction, a thin layer of metal, like chrome or nickel, is bonded to the steel channels. This enhances their appearance, creating a decorative and lustrous finish while also improving corrosion resistance. 5. Anodizing: Primarily used for aluminum channels but also applicable to steel, anodizing involves creating an oxide layer on the metal's surface through electrochemical processes. Anodized steel channels exhibit increased corrosion resistance, improved hardness, and can be dyed in various colors. 6. Mechanical finishes: Grinding, polishing, or brushing are examples of processes for achieving mechanical finishes. These alter the surface texture of the steel channels, creating specific appearances or removing imperfections. Mechanical finishes can range from smooth and glossy to matte or textured. Ultimately, the choice of finishing method for steel channels depends on desired appearance, corrosion resistance level, and specific application requirements. Each method has its own advantages and considerations, allowing manufacturers and end-users to select the most suitable finish for their needs.
- Q:Duplex 3, the main beam 3.6 meters, span 4.5 meters wide, steel structure, with 8 channel steel can be, how much space? Or how to make it reasonable? Daily life bears little weight.
- How reasonable?. Have to tell you the plane of the room, how to do it, according to some careful design, and then you see the satisfaction of the design results signed and approved. It'll take a lot of time. I can't help you.
- Q:Can steel channels be used in sports facility construction?
- Indeed, steel channels find utility in the construction of sports facilities. Their strength, durability, and versatility make them a frequent choice in such projects. Framing, support structures, and bracing are a few of the many possible applications for steel channels. Their exceptional load-bearing capacity renders them suitable for large spans and heavy loads, which are commonly encountered in sports facilities. Furthermore, steel channels exhibit resistance to corrosion and can withstand inclement weather conditions, thereby ensuring the longevity of the sports facility. Their design flexibility allows architects and engineers to fashion custom shapes and configurations that align with the specific requirements of the sports facility. In summary, given their strength, durability, and adaptability, steel channels emerge as a favored selection for sports facility construction.
- Q:Are steel channels resistant to pests and insects?
- Yes, steel channels are highly resistant to pests and insects. Due to their strong and durable nature, steel channels do not provide a suitable environment for pests and insects to infest or damage.
- Q:What are the factors to consider when determining the appropriate length of a steel channel?
- When it comes to determining the ideal length for a steel channel, there are several factors that must be taken into consideration. These factors encompass the purpose of the channel, the structural requirements, and the limitations imposed by manufacturing and transportation processes. To begin with, the intended use of the steel channel plays a pivotal role in determining its length. The purpose for which the channel will be employed, whether it be to support beams, frame structures, or act as a conduit, will dictate the appropriate length. It is imperative to thoroughly assess the specific requirements of the project and ensure that the chosen length of the channel aligns with the overall design plan. Additionally, the structural requirements of the application must be accounted for. Elements such as load-bearing capacity, deflection limits, and the necessity for additional support or reinforcement can influence the suitable length of the steel channel. Engineering calculations and structural analysis should be carried out to ascertain the necessary dimensions and ensure that the channel is capable of withstanding the anticipated forces and stresses. Furthermore, it is important to consider the limitations imposed by manufacturing and transportation processes. Steel channels are typically produced in standard lengths, so it is crucial to select a length that minimizes material waste and cost. The logistics of transportation, such as the size of the delivery vehicle or the availability of suitable transportation methods, may also impact the maximum length that can be feasibly used for a project. Other factors that should be taken into account include the installation process, fabrication requirements, and any potential future modifications. It is vital to evaluate these aspects in order to ensure that the chosen length of the steel channel is practical, cost-effective, and aligned with the overall objectives of the project. In conclusion, determining the appropriate length of a steel channel necessitates considering the intended use, structural requirements, manufacturing and transportation limitations, installation process, fabrication requirements, and potential future modifications. By carefully assessing these factors, one can select a length that fulfills the needs of the project while guaranteeing structural integrity and efficiency.
- Q:What are the factors to consider when selecting the right type of steel channel?
- When selecting the right type of steel channel, there are several factors that should be considered to ensure the appropriate choice is made. These factors include: 1. Type of application: Understanding the intended use of the steel channel is crucial. Different applications might require different types of steel channels, such as those used for structural support, framing, or decorative purposes. 2. Load capacity: It is important to determine the expected load or weight that the steel channel will need to bear. This information will help in selecting a channel with the appropriate strength and weight-bearing capacity. 3. Size and dimensions: Consider the required size and dimensions of the steel channel. This includes the depth, width, and thickness, which should be chosen based on the specific requirements of the project, including the desired strength and stability. 4. Material grade: The material grade of the steel channel is vital as it determines the strength, durability, and corrosion resistance. Different grades of steel, such as A36, A572, or A588, offer varying levels of strength and suitability for different applications and environments. 5. Surface finish: The desired surface finish of the steel channel should be considered. This can range from a raw or mill finish, which is suitable for applications where appearance is not critical, to a galvanized or painted finish, which provides additional protection against corrosion and enhances aesthetics. 6. Cost: The cost of the steel channel should be evaluated in relation to the project budget. It is important to find a balance between quality and cost-effectiveness, ensuring that the chosen steel channel meets the necessary requirements without exceeding the allocated budget. 7. Availability and lead time: Consider the availability and lead time of the desired steel channel. This is particularly important for time-sensitive projects where quick delivery is crucial. By carefully considering these factors, one can make an informed decision when selecting the right type of steel channel, ensuring it meets the specific requirements of the project and provides optimal performance and durability.
- Q:What are the different methods for protecting steel channels from chemical exposure?
- To safeguard steel channels from chemical exposure, there are several methods available. These methods are aimed at preventing corrosion and deterioration of the steel, thus ensuring its longevity and structural integrity. Some commonly used methods include: 1. Application of protective coatings: An effective way to protect steel channels is by applying various types of coatings such as epoxy, polyurethane, and zinc-rich coatings. These coatings act as a barrier, preventing direct contact between the steel and corrosive chemicals, thereby minimizing potential damage. 2. Galvanization: Involving the coating of steel channels with zinc, galvanization creates a protective barrier that prevents chemical substances from reaching the steel surface. This method is particularly useful in environments where the steel channels are exposed to harsh chemicals or corrosive elements. 3. Plastic encapsulation: Another method to protect steel channels from chemical exposure is by wrapping them with a plastic coating or sheath. This plastic acts as a barrier, shielding the steel from direct contact with chemicals and preventing corrosion. 4. Alloying: Enhancing the resistance of steel to chemical exposure involves mixing it with other metals or elements. By incorporating specific alloying elements like chromium, nickel, or molybdenum, the steel channels become more resistant to corrosion and chemical attack. This method is commonly employed in industries where steel channels are exposed to aggressive chemicals. 5. Cathodic protection: This method utilizes sacrificial anodes or impressed current to prevent corrosion of steel channels. By creating an electrochemical reaction, cathodic protection effectively safeguards the steel from corroding. It is particularly useful in environments where the steel channels are submerged in water or come into contact with corrosive liquids. 6. Regular maintenance: To protect steel channels from chemical exposure, it is crucial to carry out regular maintenance. This includes promptly cleaning any chemical spills or residues, inspecting the channels for signs of corrosion, and applying protective coatings as necessary. Maintaining a clean and dry environment around the steel channels also helps minimize the risk of chemical damage. When selecting a protection method, it is important to consider the specific requirements of the environment and the type of chemicals the steel channels will be exposed to. Seeking guidance from experts or professionals in the field can assist in determining the most suitable method for ensuring long-term protection from chemical exposure.
- Q:What are the load capacities of steel channels?
- The load capacities of steel channels depend on various factors such as the dimensions of the channel, the type of steel used, and the manner in which the load is applied. Steel channels are commonly used in construction and engineering applications due to their strength and durability. The load capacity of a steel channel can be determined through engineering calculations and analysis. Engineers consider factors such as the yield strength, ultimate strength, and moment of inertia of the channel to determine its load capacity. The yield strength of the steel determines the maximum stress the channel can withstand before it starts to deform permanently. The ultimate strength, on the other hand, represents the maximum stress the channel can handle before it fails completely. These values are typically provided by the manufacturer or can be obtained from engineering reference materials. The load capacity of a steel channel is also influenced by its dimensions. Channels with larger cross-sectional areas generally have higher load capacities since they can distribute the load over a larger area. Additionally, the shape and design of the channel, including the presence of flanges, can impact its load-carrying capacity. It is important to note that load capacities for steel channels can vary significantly depending on the specific application and the required safety factors. Factors such as the type of load (e.g., static or dynamic), the length of the channel, and the support conditions also play a role in determining the load capacity. To ensure structural integrity and safety, it is recommended to consult with a structural engineer or reference industry standards and codes when determining the load capacities of steel channels for a particular application.
- Q:What are the factors to consider when determining the appropriate angle of a steel channel?
- There are several factors to consider when determining the appropriate angle of a steel channel. Firstly, one must take into account the intended purpose or function of the steel channel. Different applications may require different angles. For instance, if the channel is being used as a support or brace, a larger angle may be necessary to ensure sufficient strength and stability. Conversely, if the channel is being used for aesthetic purposes or to create a specific shape, a smaller angle may be more suitable. Secondly, the load that the steel channel will be subjected to is a crucial factor in determining the angle. It is necessary to analyze the weight and distribution of the load 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 consideration. 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, one must consider the fabrication and installation process. The chosen angle should be feasible to manufacture and install, taking into account factors such as cutting, welding, and assembly techniques. It is important to ensure that the angle selected can be easily achieved within the available resources and capabilities. Lastly, cost considerations should not be ignored. Different angles may require varying amounts of steel and fabrication efforts, resulting in different costs. It is essential to balance the desired angle with the available budget in order to make 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.
- Q:How are steel channels measured and specified?
- Steel channels are measured and specified based on their dimensions and properties. The measurement of steel channels includes their height, width, and thickness. The height of a channel is usually measured as the vertical distance between the top and bottom flanges. The width refers to the horizontal distance between the flanges. The thickness, also known as the gauge, is the distance between the inner surfaces of the flanges. It determines the strength and load-bearing capacity of the channel. The thickness is usually measured in millimeters or inches. In addition to these basic measurements, steel channels are also specified based on their weight per unit length. This weight is commonly expressed in pounds per foot or kilograms per meter. It is essential for calculating the total weight of the channel required in a construction project. Steel channels may also have specific designations or grades based on their composition and properties. For instance, some channels may be designated as "C" channels, while others may be classified as "MC" or "S" channels. These designations indicate the shape and structural properties of the channel. Specifying steel channels involves providing detailed information about the desired dimensions, thickness, weight, and any specific grade or designation required. This information helps in accurately procuring and utilizing the appropriate steel channels for a construction or engineering project.
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 |
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|---|---|
| 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 |
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| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
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| 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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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
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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