• JIS Standard Hot Rolled Steel U Channels for Constrction System 1
  • JIS Standard Hot Rolled Steel U Channels for Constrction System 2
  • JIS Standard Hot Rolled Steel U Channels for Constrction System 3
  • JIS Standard Hot Rolled Steel U Channels for Constrction System 4
  • JIS Standard Hot Rolled Steel U Channels for Constrction System 5
JIS Standard Hot Rolled Steel U Channels for Constrction

JIS Standard Hot Rolled Steel U Channels for Constrction

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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:Can steel channels be used for curtain wall framing?
Indeed, curtain wall framing can utilize steel channels. Due to their robustness and endurance, steel channels find frequent application in curtain wall systems. They furnish structural reinforcement and possess the capacity to endure the burden and stress exerted by the curtain wall system. Steel channels possess adaptability and can be tailored to match the precise specifications and measurements of the curtain wall. Moreover, the fabrication and installation of steel channels are hassle-free, rendering them a favored option for curtain wall framing.
Q:Can steel channels be used in the construction of retaining walls?
Yes, steel channels can be used in the construction of retaining walls. Steel channels are often used as structural components in various construction projects due to their durability and strength. When used in retaining walls, steel channels can provide additional reinforcement and stability to the structure. They can be embedded into the ground as vertical or horizontal supports, helping to distribute the load and prevent soil erosion. Steel channels are also resistant to weathering and corrosion, making them suitable for long-term use in retaining walls. However, it is important to consider the specific design requirements and consult with a structural engineer to ensure the appropriate size, spacing, and placement of steel channels for the specific retaining wall project.
Q:What are the different types of reinforcements used with steel channels?
There are several different types of reinforcements that can be used with steel channels. 1. Concrete: One common type of reinforcement is concrete. Steel channels are often embedded within a concrete structure to enhance its strength and load-bearing capacity. The concrete provides additional support and stability to the steel channel, making it more resistant to bending and flexing. 2. Steel Bars or Rods: Another type of reinforcement used with steel channels is steel bars or rods. These are commonly placed within the channel itself or along its edges to provide additional strength and rigidity. The steel bars or rods help to distribute the load evenly across the channel, reducing the risk of deformation or failure under heavy loads. 3. Brackets: Reinforcing steel channels with brackets is another common method. Brackets are typically made of steel and are used to connect and stabilize multiple channels together. They provide additional support and prevent the channels from twisting or moving out of alignment. Brackets can be welded or bolted onto the channels, depending on the specific application. 4. Welded Connections: Welding is another method used to reinforce steel channels. By welding additional steel plates or sections to the channel, the overall strength and stiffness can be increased. Welded connections are particularly useful in situations where the channels are subject to high forces or dynamic loads. 5. Reinforced Steel Sections: Reinforced steel sections, such as I-beams, are often used as reinforcements for steel channels. These sections are designed to provide maximum strength and load-carrying capacity. They can be attached to the channels using welding or bolting techniques, depending on the specific requirements of the application. In summary, there are several different types of reinforcements used with steel channels, including concrete, steel bars or rods, brackets, welded connections, and reinforced steel sections. These reinforcements enhance the strength, stability, and load-carrying capacity of the channels, making them more suitable for various construction and structural applications.
Q:Can steel channels be used for supporting overhead cranes?
Indeed, overhead cranes can be supported by steel channels. Due to their strength and durability, steel channels are frequently utilized in the construction sector. They serve as a dependable and sturdy support system for overhead cranes, which are utilized in industrial environments for heavy lifting. By engineering and installing the steel channels correctly, they can effectively withstand the weight and stress exerted by the overhead cranes, thereby guaranteeing safe and efficient operation. Moreover, steel channels can be readily customized and fabricated to meet the specific demands of a project, rendering them a versatile option for supporting overhead cranes.
Q:What is the maximum length of steel channels available?
The maximum length of steel channels may differ based on the manufacturer and the specific type of steel channel. Typically, steel channels come in standard lengths that range from 20 feet (6.1 meters) to 40 feet (12.2 meters). While certain manufacturers may provide customized lengths that exceed these standard sizes, it is crucial to acknowledge that longer lengths might necessitate special handling and transportation arrangements.
Q:Can steel channels be used for mezzanine guardrails?
Yes, steel channels can be used for mezzanine guardrails. Steel channels are often used in construction and industrial applications due to their strength and durability. They can provide a sturdy and secure barrier for mezzanine guardrails, ensuring the safety of workers and preventing falls from elevated platforms. Steel channels can be easily customized and installed to meet specific design requirements, making them a popular choice for mezzanine guardrail systems.
Q:Can steel channels be used in the renewable energy sector?
Yes, steel channels can be used in the renewable energy sector. Steel channels are versatile and durable structural components that can be used in various renewable energy applications, such as supporting solar panel arrays, constructing wind turbine towers, or building infrastructure for hydroelectric power plants. Steel channels provide strength and stability, making them suitable for withstanding the challenging conditions often encountered in the renewable energy sector.
Q:What are the guidelines for steel channel connections to concrete structures?
Proper and secure installation of steel channel connections to concrete structures involves several important factors that must be considered. Below are key guidelines to follow: 1. Design and Engineering: A qualified professional should design and engineer the connection details to ensure structural integrity and safety. This includes determining the appropriate size and type of steel channel and the required connection method. 2. Embedment Length: To provide sufficient support and prevent displacement or failure, the steel channel should be embedded into the concrete structure at the recommended length. The embedment length depends on factors such as load requirements and concrete properties. 3. Anchor Bolts: Anchor bolts are commonly used to secure the steel channel to the concrete structure. They should be sized, spaced, and installed according to industry standards and building codes. The tightening torque of the anchor bolts should also be checked for a secure connection. 4. Welding: In certain cases, welding may be used to connect the steel channel to the concrete structure. It is essential to follow appropriate welding procedures and techniques to achieve a strong and reliable connection. Certified welders should perform the welding, and the quality and compliance of the weld should be inspected. 5. Corrosion Protection: Preventive measures should be taken to avoid corrosion and prolong the connection's lifespan. This may include applying protective coatings, using galvanized or stainless steel materials, or utilizing corrosion-resistant fasteners. 6. Load Distribution: The connection should be designed to evenly distribute the load across the steel channel and the concrete structure. This can be achieved by using suitable connection methods, such as anchor bolts or welding, and ensuring proper alignment of load paths. 7. Testing and Inspection: After installation, thorough testing and inspection should be conducted to verify the strength and integrity of the connection. Non-destructive testing methods, such as visual inspection or ultrasound, can be employed to identify any potential defects or weaknesses. It is important to note that the specific guidelines and requirements may vary depending on the project, local building codes, and the materials used for the steel channel and concrete. Therefore, consulting with a qualified engineer or structural designer is crucial to determine the most appropriate guidelines for each individual case.
Q:How do steel channels perform under snow loads?
Steel channels are widely used in construction and engineering projects due to their high strength and durability. When it comes to snow loads, steel channels generally perform very well. The inherent strength and rigidity of steel make it capable of withstanding heavy loads, including the weight of accumulated snow. Steel channels are designed to distribute the load evenly and efficiently, minimizing the risk of structural failure. The shape and dimensions of the channel play a crucial role in determining its load-bearing capacity. Typically, larger and thicker steel channels are used in areas with higher snowfall or where the design requires extra load-bearing capacity. In regions with heavy snowfall, engineers and architects consider the expected snow load in their design calculations to ensure that the steel channels used in the construction can handle the potential weight. By accounting for the weight of snow, they can determine the appropriate size and spacing of the steel channels to provide adequate support. Furthermore, steel channels can be galvanized or coated to enhance their resistance to corrosion, which is particularly important in areas with frequent snowfall. This protective coating helps to maintain the structural integrity of the steel channels over time, even in harsh weather conditions. Overall, steel channels are well-suited for handling snow loads. Their high strength, load-bearing capacity, and resistance to corrosion make them a reliable choice in ensuring the stability and safety of structures under heavy snowfall.
Q:Can steel channels be used for creating signage or display structures?
Yes, steel channels can be used for creating signage or display structures. Steel channels are durable, strong, and versatile, making them suitable for supporting and framing various types of displays and signage. Additionally, their structural integrity allows for customization and the ability to handle heavier loads, making them a popular choice for creating robust and long-lasting signage or display structures.

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