HIGH QUALITY JIS U CHANNEL

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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CHANNEL Details:

Minimum Order Quantity:		Unit:	m.t.	Loading Port:
Supply Ability:		Payment Terms:		Package:	wire bundle

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 are the common safety considerations in the design of steel channels?: To ensure the overall safety and structural integrity of steel channels, there are several important safety considerations that need to be taken into account. These considerations include the following: 1. Load-bearing capacity: It is crucial to ensure that the steel channels have sufficient load-bearing capacity to support the intended loads. This involves analyzing the expected loads, such as the weight of materials or equipment placed on the channels, and designing them with adequate strength and stiffness to withstand these loads without failure. 2. Material selection: Choosing the right material for the steel channels is another vital safety consideration. The material should have the necessary strength and durability to withstand the anticipated loads, as well as resistance to corrosion, fire, and other potential hazards. Additionally, it should meet the relevant industry standards and specifications. 3. Structural stability: The design of the steel channels should prioritize their structural stability. This involves considering factors such as proper sizing and positioning, appropriate connections, and the inclusion of bracing or reinforcement elements, if necessary. Structural stability is crucial to prevent buckling, collapse, or other forms of failure under load. 4. Fire resistance: Depending on the application, fire resistance may be a critical safety consideration for steel channels. They may need to be designed to withstand high temperatures and prevent the spread of fire. This can involve using fire-resistant coatings or insulation materials and ensuring proper ventilation to prevent the buildup of heat. 5. Accessibility and ergonomics: Safety considerations also extend to the accessibility and ergonomics of the steel channels, especially in industrial or construction settings. Designers should ensure that the channels are easily accessible for installation, inspection, and maintenance tasks, and that they are designed to minimize potential hazards or risks to workers who interact with them. 6. Compliance with codes and regulations: Finally, it is essential to consider the relevant codes, standards, and regulations when designing steel channels. Compliance with these requirements guarantees that the channels meet the necessary safety standards and are suitable for their intended purpose. By addressing these common safety considerations in the design of steel channels, engineers and designers can create structures that are safe, reliable, and capable of withstanding the intended loads and environmental conditions.

Q:What are the different corrosion protection methods for steel channels in marine environments?: There are several corrosion protection methods for steel channels in marine environments. These include the application of protective coatings such as epoxy or zinc-based paints, cathodic protection using sacrificial anodes or impressed current systems, and the use of stainless steel or other corrosion-resistant alloys. Regular maintenance and inspection are also crucial to identify and address any potential corrosion issues in a timely manner.

Q:Are steel channels suitable for gymnasium structures?: Yes, steel channels are suitable for gymnasium structures. Steel channels are commonly used in construction due to their durability, strength, and versatility. They are ideal for gymnasium structures as they can support heavy loads and provide stability. Additionally, steel channels can be easily fabricated and installed, making them a cost-effective choice for gymnasium construction. Moreover, steel channels have excellent resistance to fire, corrosion, and pests, ensuring the longevity of the gymnasium structure. Overall, steel channels are a reliable and practical option for constructing gymnasiums.

Q:What are the different methods for cutting steel channels?: There are several methods for cutting steel channels, including manual methods such as hacksaw or chisel, power tools like angle grinders or reciprocating saws, and more advanced methods like plasma cutting or water jet cutting. The choice of method depends on factors such as the thickness and type of steel, desired precision, and available equipment.

Q:Is it OK to use the channel steel to do the Overhanging Scaffold? Is there any difference between the cantilever scaffold made of I-beam and channel steel?: Personally think that as long as the channel can withstand the weight of scaffolding on the line, but also consider the case of falling things momentum

Q:What kind of channel is the best, there is an answer, if not, can come to a formula is OK?: Wx:1. first calculate the cross-sectional area of the flange and web 2. respectively; find out the flange and web section of the center axis x1-x1, x2-x2; 3. were found the whole section X-X from the spindle flange and web section of the distance from the center of Y1, Y2, (Y1 for channel 0, x1-x1 is X-X; 4. spindle) are calculated respectively. The moment of inertia of flange and web sections of x1-x1, x2-x2, and the moment of inertia of flange part of the shift shaft to the spindle, X-X, flange and web can be obtained by adding the Ix section of the X-X moment of inertia; 5. Ix / H/2 is Wx.

Q:Are steel channels suitable for soundproofing purposes?: No, steel channels are not suitable for soundproofing purposes as they are not effective in reducing or blocking sound transmission.

Q:Can steel channels be used for elevator shafts?: Indeed, it is possible to utilize steel channels in the construction of elevator shafts. Steel channels, characterized by their steel composition and "C" shape, are frequently employed in construction projects for a range of purposes, including elevator shafts. By incorporating steel channels into the design, the elevator shaft structure gains enhanced strength, stability, and support, enabling it to withstand the substantial weight and load of the elevator car, as well as any supplementary loads like individuals or heavy machinery. Moreover, steel channels can be conveniently manufactured and tailored to match the precise specifications of the elevator shaft, rendering them an appropriate selection for this particular application.

Q:How do steel channels perform in coastal or saltwater environments?: Steel channels typically perform well in coastal or saltwater environments, but their performance can be influenced by a few factors. Firstly, steel channels are generally resistant to corrosion, which makes them suitable for use in saltwater environments. However, it is important to note that the level of resistance can vary depending on the type of steel used. Stainless steel channels, for example, offer excellent corrosion resistance due to the presence of chromium. On the other hand, carbon steel channels may require additional protective coatings to enhance their resistance to corrosion. Secondly, the performance of steel channels in coastal areas can be affected by the presence of salt in the air. Salt particles can settle on the surface of the channels and increase the risk of corrosion. Regular cleaning and maintenance can help minimize the buildup of salt and prevent potential damage. Additionally, the design and installation of steel channels in coastal or saltwater environments should consider the potential for exposure to high humidity, strong winds, and salt spray. Proper sealing, gasketing, and drainage systems should be implemented to prevent the accumulation of water or moisture, which can accelerate the corrosion process. In summary, steel channels generally perform well in coastal or saltwater environments due to their inherent corrosion resistance. However, the specific type of steel used, regular maintenance, and proper design and installation practices are crucial factors that can contribute to their long-term performance in such environments.

Q:How do steel channels perform under extreme weather conditions?: Steel channels are renowned for their exceptional performance in the face of adverse weather conditions. The inherent robustness and longevity of steel render it highly impervious to severe weather phenomena such as intense winds, torrential rains, extreme temperatures, and even earthquakes. Regarding strong winds, steel channels exhibit remarkable resilience against wind loads due to their rigidity and stability. They are engineered to endure formidable gusts without warping or bending, making them an ideal choice for areas prone to hurricanes or regions with high wind velocities. When it comes to heavy rainfall and flooding, steel channels also demonstrate exceptional reliability. They possess superior resistance to water damage and corrosion, which safeguards the structural integrity from compromise. Furthermore, steel channels can be coated or galvanized to offer an extra layer of protection against rusting and moisture infiltration. Extreme temperatures, whether scorching or frigid, do not significantly impact the performance of steel channels. Steel boasts a high melting point, rendering it impervious to heat and fire. Moreover, it retains its strength and integrity even in exceedingly low temperatures, ensuring it does not become brittle or susceptible to fractures. Lastly, steel channels have proven their resilience in earthquake-prone regions. The inherent ductility of steel allows it to flex and absorb seismic forces, thereby reducing the risk of collapse or structural damage. This is particularly critical in areas with high seismic activity, where the ability of steel channels to withstand ground shaking is of utmost importance. In conclusion, steel channels excel in extreme weather conditions due to their strength, durability, resistance to wind, water, and temperature, as well as their capacity to withstand seismic forces. Their reliability makes them the preferred choice for a wide range of applications in both residential and commercial construction, ensuring the safety and longevity of structures in challenging weather environments.

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