Hot rolled JIS U CHANNEL 50-300MM high quality

Hot rolled JIS U CHANNEL 50-300MM high quality System 1

Hot rolled JIS U CHANNEL 50-300MM high quality

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 20000000 m.t./month

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Product Description:

Specifications of MS Channel:

1.We supply high quality MS Channel at reasonable price, including Chinese standard, Japanese standard and so on.

Standard	GB/JIS
Material Grade	Q235,SS400
Technique:	Hot Rolled
Sizes as per chinese standard:	50374.5mm - 3008911.5mm
Sizes as per japanese standard:	50253mm – 200807.5mm
Length:	6meter, 9meter, 12meter

Note: 1.we are also competent to provide our customers other MS Channel based on other sizes according to customer’s requirements.

2. The length of our ms channel could be cut into other meters as per customer’s requirements. For example, the channel in 6meters could be cut into 5.8meters in order to be fit in the 20ft container.

2. The detailed sections of MS Channel as per GB standard.are shown in the table-1:

GB U CHANNEL	Standard h	Sectional b	Dimension s	t	Mass: Kg/m
	(mm)	(mm)	(mm)	(mm)
50X37	50	37	4.50	7.0	5.438
63X40	63	40	4.80	7.5	6.634
80x43	80	43	5.00	8.0	8.045

100x48	100	48	5.30	8.5	10.007
120x53	120	53	5.50	9.0	12.059
140x58	140	58	6.00	9.5	14.535
140x60	140	60	8.00	9.5	16.733

160x63	160	63	6.50	10.0	17.240
160x65	160	65	8.50	10.0	19.752

180x68	180	68	7.00	10.5	20.174
180x70	180	70	9.00	10.5	23.000

200x73	200	73	7.00	11.0	22.637
200x75	200	75	9.00	11.0	25.777

220x77	220	77	7.00	11.5	24.999
220x79	220	79	9.00	11.5	28.453

250x78	250	78	7.00	12.0	27.410
250x80	250	80	9.00	12.0	31.335
250x82	250	82	11.00	12.0	35.260

280x82	280	82	7.50	12.5	31.427
280x84	280	84	9.50	12.5	35.823
280x86	280	86	11.50	12.5	40.219

300x85	300	85	7.50	13.5	34.463
300x87	300	87	9.50	13.5	39.173
300x89	300	89	11.50	13.5	43.883

Table-1

3. The chemical composition of HR Channel Steel according to Q235B is shown in Table-2.

Alloy No	Grade	Element(%)
Alloy No	Grade	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 HR Channel Steel.

4. The mechanical property of HR Channel Steel 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 MS Channel as customer’s request.

Applications of MS Channel:

The MS 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 MS 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

Q:What is the wall thickness of national standard 8* channel steel?: National Standard No. 8, channel height 80, leg width 43, waist thickness 5, hardware manuals are available.

Q:Are steel channels suitable for gymnasium structures?: Indeed, gymnasium structures find steel channels to be an appropriate choice. Owing to their resilience, potency, and adaptability, steel channels are widely employed in construction. Their ability to bear substantial weight and offer stability makes them an excellent fit for gymnasiums. Moreover, the ease with which steel channels can be fabricated and installed renders them a cost-efficient selection for gymnasium construction. Furthermore, the remarkable fire, corrosion, and pest resistance of steel channels guarantee the endurance of gymnasium structures. Ultimately, steel channels emerge as a trustworthy and pragmatic alternative for the construction of gymnasiums.

Q:How do steel channels perform under earthquake loads?: Steel channels generally perform well under earthquake loads due to their high strength and ductility. The design of steel channels allows them to effectively resist the dynamic forces and vibrations caused by earthquakes. The combination of their shape and material properties enables steel channels to effectively distribute and dissipate the seismic energy, minimizing the potential for structural damage. The stiff and rigid nature of steel channels allows them to withstand lateral loads and resist bending, torsion, and shear forces induced by earthquakes. Moreover, steel channels can be further enhanced with various seismic design strategies, such as incorporating additional bracing and connections, to improve their performance under earthquake loads. These design enhancements can further increase the structural stability and resilience of steel channels during seismic events. Additionally, steel channels are commonly used in earthquake-resistant buildings and structures due to their versatility and adaptability. They can be easily modified and reinforced to meet specific seismic design requirements, ensuring the overall safety and reliability of the structure. However, it is important to note that the performance of steel channels under earthquake loads is also influenced by factors such as the size, quality, and installation of the channels. Proper design, construction, and maintenance practices are crucial to ensure the optimal performance of steel channels in seismic conditions. Consulting with structural engineers and following relevant building codes and regulations is essential to ensure the proper design and installation of steel channels in earthquake-prone areas.

Q:What are the design considerations for steel channels?: When designing steel channels, there are several important considerations that need to be taken into account. 1. Load Capacity: The primary function of steel channels is to support loads. Therefore, it is crucial to determine the anticipated load capacity of the channel and ensure that it is sufficient for the intended application. This involves considering factors such as the weight of the materials being supported, potential dynamic loads, and safety factors. 2. Material Selection: Choosing the appropriate material for the steel channels is crucial. Factors such as the required strength, corrosion resistance, and durability need to be considered. Common materials used for steel channels include carbon steel, stainless steel, and aluminum, each with their own advantages and limitations. 3. Shape and Dimensions: The shape and dimensions of the steel channel play a significant role in its performance. The choice of channel section (such as C, U, or Z-shaped) and the dimensions of the flanges and web determine the strength, stiffness, and ease of installation. It is important to ensure that the chosen shape and dimensions are suitable for the specific requirements of the application. 4. Connection and Fastening: The connection and fastening methods used to join steel channels together or secure them to other components are critical for the overall stability and load-bearing capacity of the structure. The design of connections should be carefully considered to ensure proper load transfer, rigidity, and reliability. 5. Fabrication and Manufacturing: During the design process, it is important to consider the fabrication and manufacturing methods that will be used to produce the steel channels. This includes selecting appropriate manufacturing techniques, such as hot rolling or cold forming, and considering any constraints or limitations related to the chosen manufacturing process. 6. Environmental Factors: Steel channels may be exposed to various environmental conditions, such as moisture, temperature fluctuations, or corrosive substances. Design considerations need to account for these factors to prevent premature degradation or failure. Surface coatings or treatments can be applied to enhance corrosion resistance and protect the channels from environmental influences. 7. Cost and Availability: Finally, the cost and availability of steel channels should be taken into consideration during the design phase. Balancing the desired performance requirements with the available budget and the availability of materials can help optimize the design for practicality and cost-effectiveness. By carefully considering these design considerations, engineers can ensure that steel channels are designed to meet the desired performance requirements, are structurally sound, and are suitable for their intended application.

Q:What are the different design codes for steel channels?: Steel channels are commonly designed using various design codes to ensure their structural integrity and safety. Some widely used design codes for steel channels are: 1. The AISC Code, also known as the AISC Steel Construction Manual, offers comprehensive guidelines for designing steel structures, including channels. It covers design loads, material properties, design considerations, and connection details. 2. The Eurocode is a set of European standards for designing structures, including steel channels. Eurocode 3 focuses specifically on designing steel structures and provides guidelines for designing structural steel members, including channels. 3. British Standards (BS) provide design guidelines for various aspects of construction, including steel structures. In the UK, the main standard for designing steel channels is BS EN 1993-1-1, which incorporates the Eurocode for steel structure design. 4. The CSA S16 code provides guidelines for designing steel structures in Canada, including channels. It covers design principles, material specifications, and various design considerations for steel structures. 5. The AS/NZS 4100 code provides guidelines for designing steel structures in Australia and New Zealand. It covers material specifications, design principles, and design considerations specific to the region. These design codes ensure that steel channels are designed to withstand the intended loads, maintain stability, and comply with safety standards. When designing steel channels for construction projects, it is important to consult the relevant design code and adhere to local regulations.

Q:No. 20 I-beam span 3 meters, fixed on both sides, what is the maximum weight to bear? No. 10 channel steel, span 2.5 meters, the other ibid: No. 20 I-beam span 3 meters, fixed on both sides, five tons is no problem; 10 channel steel, span 2.5 meters, two tons is no problem.

Q:What are the safety considerations when working with steel channels?: When working with steel channels, it is necessary to consider several safety factors. To begin with, it is crucial to wear the appropriate personal protective equipment (PPE) such as safety glasses, gloves, and steel-toed boots. This will help safeguard against potential hazards like sharp edges, flying debris, and falling objects. Furthermore, it is vital to inspect the steel channels for any defects or damage before commencing work. This involves checking for cracks, bends, or corrosion that could jeopardize the structural integrity of the channels. If any issues are detected, they should be rectified or the channels should be replaced to maintain a safe working environment. Proper lifting techniques and equipment should be employed when handling steel channels to prevent strain or injury. Since steel channels can be heavy and cumbersome to maneuver, using lifting aids like cranes, hoists, or forklifts can significantly reduce the risk of accidents or musculoskeletal injuries. Another safety consideration is ensuring the proper storage and stacking of steel channels. They should be stored in a designated area that is free from obstructions and away from other materials that may pose a risk of falling or causing damage. Stacking should be done securely and stably, with heavier or larger channels placed at the bottom to prevent toppling. When cutting or welding steel channels, it is important to adhere to proper safety procedures. This includes using the appropriate tools and equipment, ensuring adequate ventilation in enclosed spaces to prevent the accumulation of toxic fumes or gases, and wearing respiratory protection if necessary. Fire prevention measures, such as keeping fire extinguishers nearby and keeping flammable materials away from the work area, should also be implemented. Lastly, clear communication and coordination among workers are essential when working with steel channels. This can help prevent accidents, ensure awareness of potential hazards or risks, and facilitate prompt response in case of emergencies. By following these safety considerations when working with steel channels, the risk of accidents, injuries, and property damage can be minimized, creating a safer work environment for everyone involved.

Q:Geometrical dimension of channel steel channel 8: GB material. Now a lot of non-standard (lower tolerance. National standard difference 5~7%)

Q:Can steel channels be used for machinery framing?: Yes, steel channels can be used for machinery framing. Steel channels are commonly used in construction and manufacturing industries due to their strength and durability. They provide a strong and rigid framework that can support heavy machinery and equipment. Steel channels offer excellent structural support, making them ideal for machinery framing applications. Additionally, steel channels can be easily customized and fabricated to meet specific design requirements, ensuring a precise fit and optimal performance for machinery framing projects.

Q:Can steel channels be used for guardrail systems?: Indeed, guardrail systems can make effective use of steel channels. Given their robustness and endurance, steel channels frequently find application in construction and infrastructure endeavors. They offer a stable base and reinforcement for guardrail systems, thereby guaranteeing the safety and safeguarding of both pedestrians and vehicles. The fabrication and installation of steel channels are uncomplicated, rendering them a prudent and economical option for guardrail systems. Furthermore, steel channels exhibit remarkable resilience against inclement weather and corrosion, rendering them ideal for extended use in outdoor settings. In conclusion, steel channels are a dependable and widely employed material for the construction of guardrail systems.

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