JIS Standard Hot Rolled Steel U Channels for Constrction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
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Specifications of JIS Standard Hot Rolled Steel U Channels for Constrction:
1. We are definitely speciallizing in manufacturing and supplying channel steel as per japanese standard, which is characterised with high mechanical strength and competitive prices.
2. The sections in details are as followings in the table-1
JIS 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 |
150x75 | 150 | 75 | 6.5 | 10.00 | 24.00 |
200X80 | 200 | 80 | 7.5 | 11.00 | 24.60 |
Table-1
3. The mechanical property of JIS Channel in the table-2:
Grade | Yield Strength，N/mm² | Extension Strength N/mm² | |||
Thickness of Steel,mm | |||||
≦16 | ＞16-≦40 | ＞40-≦100 | ＞100 | ||
SS330 | ≧205 | ≧195 | ≧175 | ≧165 | 330-430 |
SS400 | ≧245 | ≧235 | ≧215 | ≧205 | 400-510 |
SS490 | ≧285 | ≧275 | ≧255 | ≧245 | 490-610 |
SS540 | ≧400 | ≧390 | - | - | ≧540 |
Table-2
4. The chemical composition of JIS Channel in the table-3
Grade | Element(%) | |||
C | Mn | P | S | |
SS330 | -- | -- | ≦0.050 | ≦0.050 |
SS400 | ||||
SS490 | ||||
SS540 | ≦0.30 | ≦1.60 | ≦0.040 | ≦0.040 |
Table-3
Usage of JIS Standard Hot Rolled Steel U Channels for Constrction:
1.The JIS channel can be devided into two kinds, namely common channel steel and light channel steel. The sizes of hot rolled common channel steel range from 5# to 40#. Meanwhile, the channel steel can be divided into cold forming sectional equal channel steel, cold forming sectional unequal channel steel, cold forming inner edge channel steel and outer edge channel steel.
2.The JIS channel 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. The channel steel with sizes under 14# is usually applied to construction engineering, as purline, while the channel steel with sizes above 16# is more likely to be used in building vehicle chassis structure and mechanical structure. Furthermore, the channel steel in sizes above 30# are target at building bridge structure, as tension bar.
3.In a word, the channel steel must possess perfect welding property, riveting property and mechanical property and so on.
Package & Delivery of JIS Channel:
1.The JIS 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.
2. And the JIS channel 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 JIS Standard Hot Rolled Steel U Channels for Constrction:
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 channel should be put onto the cooling bed to make the temperature low.
4. The JIS 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.
6. At the last part of production, the channel steel must be tested in order to confirm that the finished products are completely free from crack, pore, slag, scab or fold on the surface.
- Q: What are the different design considerations for steel channels in high-rise buildings?
- There are several important design considerations for steel channels in high-rise buildings. Firstly, the load capacity of the channels must be carefully calculated to ensure they can withstand the vertical loads from the weight of the building and its occupants. Additionally, the channels must be designed to resist lateral loads such as wind and seismic forces. Fire resistance is another crucial consideration, with channels often requiring special coatings or fireproofing materials. The channels must also be designed to accommodate any necessary connections with other structural elements, such as beams or columns. Finally, factors such as the size and shape of the channels, as well as their corrosion resistance, must be taken into account to ensure the overall structural integrity and longevity of the building.
- Q: What are the different design codes for steel channels?
- There are several design codes that are commonly used for steel channels, including the American Institute of Steel Construction (AISC) Specification for Structural Steel Buildings, Eurocode, British Standards, and Canadian Standards. These codes provide guidelines and requirements for the design and construction of steel channels to ensure structural integrity and safety.
- Q: How about the Y-Y moment of inertia in the form of hot rolled channel steel Iy?
- Moment of inertia (Ix or Iy) = area X the square of the centroid to the axisRadius of inertia (IX or iy) = the area divided by the moment of inertia, then taking rootInertial product (Ixy = area multiplied by centroid to two axis distance)Coefficient of flexural cross section (Wx or Wy) = moment of inertia divided by the distance from the farthest point of the coordinate axis on the cross section
- Q: What material does hot-dip galvanized channel belong to?
- Because the hot plating, and basically not stainless steel, I guess it should be carbon steel, which specific material is not clear, the most common is Q235 channel steel.
- Q: What are the advantages of using steel channels over other materials?
- There are several advantages of using steel channels over other materials: 1. Strength and Durability: Steel channels are known for their high strength and durability. They can withstand heavy loads and provide structural stability, making them suitable for various applications in construction and engineering. 2. Versatility: Steel channels can be easily shaped and manipulated to fit specific requirements. They can be cut, welded, and bent into different shapes and sizes, allowing for flexibility in design and construction projects. 3. Cost-Effective: Steel channels are a cost-effective choice compared to other materials like aluminum or wood. They require minimal maintenance, have a longer lifespan, and can be recycled, reducing the overall costs associated with construction and maintenance. 4. Fire Resistance: Steel channels have inherent fire resistance properties, making them a safer choice in building structures. They do not contribute to the spread of fire and provide additional time for evacuation in case of emergencies. 5. Sustainability: Steel is a highly sustainable material as it can be recycled indefinitely without losing its properties. Choosing steel channels over other materials promotes environmental conservation and reduces the carbon footprint associated with construction projects. 6. Resistance to Corrosion: Steel channels can be treated with coatings or galvanized to enhance their resistance to corrosion. This makes them suitable for outdoor applications where they might be exposed to moisture, humidity, or other corrosive elements. 7. Structural Integrity: Steel channels provide excellent structural integrity, ensuring that the components they support remain stable and secure. This is particularly important in applications where safety and load-bearing capacity are crucial, such as bridges, high-rise buildings, or industrial structures. In summary, the advantages of using steel channels over other materials include their strength, durability, versatility, cost-effectiveness, fire resistance, sustainability, resistance to corrosion, and ability to maintain structural integrity. These benefits make steel channels a preferred choice for various construction and engineering projects.
- Q: What are the common maintenance practices for steel channels?
- Some common maintenance practices for steel channels include regular cleaning, inspection for any signs of corrosion or damage, and applying protective coatings or paints. Cleaning is an essential maintenance practice for steel channels. This involves removing dirt, dust, and any other contaminants that can accumulate on the surface. Regular cleaning helps to prevent the buildup of corrosive substances and maintain the aesthetic appearance of the steel channels. Inspecting steel channels for signs of corrosion or damage is also crucial. Corrosion can weaken the structural integrity of the channels and significantly reduce their lifespan. Regular inspections allow for early detection of corrosion or any other forms of damage such as cracks or dents. If any issues are found, appropriate repair or replacement measures can be taken promptly. Applying protective coatings or paints is another important maintenance practice. These coatings act as a barrier between the steel channels and the external environment, protecting them from corrosion and other types of damage. Different types of coatings, such as zinc coatings or epoxy paints, can be used depending on the specific application and environmental conditions. In addition to these practices, it is also essential to keep the surrounding area clean and free from debris that may accumulate around the steel channels. This prevents the buildup of moisture, which can contribute to corrosion. Regular maintenance practices for steel channels help to prolong their lifespan, ensure their structural integrity, and maintain their appearance. It is advisable to follow manufacturer's recommendations and consult with professionals to determine the most suitable maintenance practices for specific applications and environmental conditions.
- Q: Can steel channels be used for creating support structures for ventilation systems?
- Yes, steel channels can be used for creating support structures for ventilation systems. Steel channels are known for their strength and durability, making them suitable for providing the necessary support for ventilation systems. They can effectively hold the weight of the ductwork and ensure stability and longevity of the system.
- Q: How do steel channels contribute to the stability of roofing structures?
- Steel channels contribute to the stability of roofing structures in several ways. Firstly, steel channels are commonly used as purlins, which are horizontal beams that provide support and stability to the roof. These purlins are typically placed perpendicular to the rafters or trusses and are attached to them, creating a strong and rigid framework. The steel channels distribute the weight of the roof evenly across the structure, preventing excessive deflection and ensuring the overall stability of the roofing system. Moreover, steel channels are known for their high strength-to-weight ratio, which means they can support heavy loads without adding excessive weight to the structure. This is particularly important in roofing structures, as they need to bear the weight of the roof materials, such as tiles or metal sheets, as well as any additional loads, such as snow or wind. The use of steel channels allows for the construction of lightweight yet sturdy roofs, enhancing the overall stability of the structure. Furthermore, steel channels provide resistance against structural movements and deformations. They help to prevent sagging or buckling of the roof, which can occur due to the constant exposure to external forces, such as wind or seismic activity. The rigidity and strength of steel channels make them highly resistant to bending or warping, ensuring that the roof remains stable and secure over time. In addition, steel channels offer durability and longevity to roofing structures. They are resistant to corrosion, rust, and decay, which can be common issues in roofing materials exposed to the elements. This resistance ensures that the steel channels maintain their structural integrity, allowing the roof to remain stable and functional for an extended period. Overall, the use of steel channels in roofing structures significantly contributes to their stability by providing a strong, lightweight, and rigid framework. These channels distribute the weight evenly, resist structural movements, and offer durability, ensuring a stable and long-lasting roofing system.
- Q: Is channel steel expensive or angle expensive?
- If the loading requirement is not high, then use the angle iron is good, with angle steel to save money, channel steel beam ah, what is more. Relatively high bearing capacity. Landlord mainly in the right place, with the right products, the most economical, and rely on live.
- Q: What are the common applications of steel channels?
- Steel channels, also known as C-channels or U-channels, are versatile structural components that find numerous applications across various industries. Here are some common applications of steel channels: 1. Construction industry: Steel channels are extensively used in the construction industry for structural support and framing purposes. They provide strength and stability to buildings, bridges, and other structures. Steel channels are often used as beams, columns, and purlins to distribute weight and resist deformation. 2. Building facades: Steel channels are utilized in building facades to create decorative and functional elements. They can be used as curtain wall frames, window frames, and cladding supports. Steel channels provide durability, weather resistance, and a sleek aesthetic to the building exteriors. 3. Manufacturing and industrial applications: Steel channels are widely employed in manufacturing and industrial settings for various equipment and machinery. They are used as support structures for conveyor systems, racks, shelves, and platforms. Steel channels offer high load-bearing capacity and can withstand heavy loads, making them suitable for industrial applications. 4. Electrical installations: Steel channels are commonly used in electrical installations to provide support and protection for electrical cables and wiring. They are used as cable trays, raceways, and support systems for electrical equipment. Steel channels ensure organized and secure routing of electrical cables, preventing damage and reducing the risk of electrical hazards. 5. Automotive industry: Steel channels are utilized in the automotive industry for various applications. They are used in the construction of vehicle frames, chassis, and suspension systems. Steel channels provide strength, rigidity, and impact resistance, ensuring the structural integrity and safety of automobiles. 6. Infrastructure projects: Steel channels are crucial components in infrastructure projects such as bridges, highways, and railways. They are used in the construction of bridge beams, guardrails, and noise barriers. Steel channels offer excellent load-bearing capabilities and durability, making them suitable for heavy-duty infrastructure applications. 7. Furniture and interior design: Steel channels are used in the manufacturing of furniture and interior design elements. They can be incorporated into tables, chairs, shelves, and cabinets to provide structural support and enhance aesthetics. Steel channels offer a modern and industrial look, making them a popular choice in contemporary furniture and interior design. Overall, steel channels are versatile components that find extensive applications in construction, manufacturing, electrical installations, automotive, infrastructure, and furniture industries. Their strength, durability, and adaptability make them an essential choice in various structural and functional applications.
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JIS Standard Hot Rolled Steel U Channels for Constrction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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