High quality hot rolled JIS ou GB U CHANNEL

High quality hot rolled JIS ou GB U CHANNEL System 1

High quality hot rolled JIS ou GB U CHANNEL

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 2000000 m.t./month

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U CHANNEL Details:

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 different finishing techniques for steel channels?: Steel channels have multiple options for finishing techniques that enhance their appearance and protect against corrosion. One widely used technique is galvanizing, which involves applying a thin layer of zinc to the channels. This zinc coating provides excellent corrosion resistance and can be applied through hot-dip galvanizing or electroplating. Galvanized steel channels have a distinct silver-gray look. Another option is powder coating, where a dry powder is applied to the channels and then baked to create a durable and decorative finish. Powder coating comes in various colors and provides a smooth and even coating. Painting is also commonly used, with liquid paint applied to the channels through brushing, spraying, or dipping. This not only improves appearance but also acts as a protective barrier against corrosion. Polishing and brushing are additional techniques that create smooth and shiny or textured surfaces, respectively. Polishing removes imperfections and produces a reflective surface, while brushing uses wire brushes or abrasive pads to achieve a textured finish. In summary, there are numerous finishing techniques for steel channels, each with its own advantages and aesthetic appeal. The choice of technique depends on factors such as desired appearance, corrosion resistance needs, and cost considerations.

Q:What are the different methods of fastening steel channels?: Some common methods of fastening steel channels include welding, bolting, and using specialized channel nuts and bolts. Welding involves permanently joining the channels together using heat, while bolting involves using screws, nuts, and washers to hold the channels in place. Channel nuts and bolts are specifically designed to fit into the slots or holes on the channels, providing a secure and adjustable fastening solution.

Q:How do steel channels contribute to energy efficiency?: Steel channels contribute to energy efficiency by providing a strong and durable framework for buildings, allowing for better insulation and reduced energy wastage. They also facilitate the installation of energy-efficient systems, such as HVAC and electrical systems, which further enhance energy efficiency.

Q:How about the moment of inertia of two back to back channels? There is no formula,,,,.: There is no formula, and if each case has a formula, it's not called a formula. You first seek one of the moment of inertia, which requires you first determine an axis (can be set as X axis), calculate one, and then the two groove is symmetrical, and then calculate the total. The key is that you ask for a moment of inertia, you just have to find the center of gravity, the axis distance is good, directly into the formula to calculate the moment of inertia is it. This is a relatively simple question in material mechanics, come on! I hope you understand

Q:Are steel channels suitable for soundproofing?: No, steel channels are not suitable for soundproofing as they are conductive and can transmit sound vibrations.

Q:Can steel channels be used as lintels?: Indeed, lintels can be constructed using steel channels. Lintels are essential components that provide support for the load situated above an aperture, be it a door or window. Steel channels, also referred to as C-channels or U-channels, are frequently utilized as lintels due to their robustness and longevity. They find extensive application in construction ventures that necessitate the support of substantial burdens. Steel channels are engineered to endure bending and torsional forces, rendering them ideal for lintel purposes. Furthermore, steel channels can be conveniently customized and fabricated to suit specific opening dimensions and load prerequisites. Moreover, they exhibit resistance to fire, corrosion, and termite destruction, which establishes them as a trustworthy option for lintel implementations.

Q:How do steel channels contribute to the durability of a structure?: There are multiple ways in which steel channels enhance the durability of a structure. To begin with, they are manufactured using a strong material that offers excellent resistance against external forces. This means that they can endure heavy loads, impacts, and vibrations without distorting or breaking, thus guaranteeing the integrity of the building's structure. Additionally, steel channels are designed with specific shapes and dimensions, enabling them to evenly distribute loads throughout the structure. This aids in preventing concentrated stress, thereby reducing the risk of fatigue failure over time. By evenly allocating forces, steel channels also decrease the likelihood of cracks or structural deformations, thereby enhancing the long-term durability of the structure. Moreover, steel channels provide superior corrosion resistance compared to alternative materials like wood or concrete. Steel is often coated or galvanized to protect against rust and corrosion, significantly prolonging the lifespan of the structure. This resistance to corrosion is particularly crucial in high-humidity environments, areas exposed to saltwater, or places with industrial pollutants. Another advantage of steel channels is their versatility and adaptability in construction. They can be easily fabricated and tailored to meet the specific requirements of a structure, including size, shape, and connection details. This flexibility allows for efficient construction and the ability to modify or expand the structure in the future without compromising its overall durability. Lastly, steel channels offer fire resistance, which is of utmost importance for the safety and durability of a structure. Steel possesses a high melting point and does not contribute to the propagation of fire, providing occupants with valuable time to evacuate and minimizing damage to the building. This fire resistance also reduces the need for extensive fireproofing measures, making steel channels a cost-effective solution for enhancing the durability of a structure. In conclusion, steel channels contribute to the durability of a structure through their high-strength composition, even load distribution, corrosion resistance, adaptability, and fire resistance. These characteristics ensure the longevity and safety of the building, making steel channels an invaluable component in construction.

Q:What does channel 160 type 140*40 steel pipe mean?: The finished channel steel is delivered by hot forming, normalizing or hot rolling. The specifications are expressed in millimeters of height (H) * leg width (b) * waist thickness (d), such as 100*48*5.3, which means waist height is 100 mm, leg width is 48 mm, waist thickness is 5.3 mm channel, or 10# channel steel. The same height of the channel, if there are several different leg width and waist thickness, also need to add a, B, C on the right side of the model to distinguish, such as 25#a, 25#b, 25#c and so on.

Q:What is the square bevel washer used for channel steel?: Two dimensional software Qinghua Qinghua Tianhe CAD is a coincidence. You can also check the size according to the national standard.

Q:Can steel channels be used for raised flooring systems?: Indeed, raised flooring systems can utilize steel channels. The strength and durability inherent in steel channels render them a highly favorable option for bolstering raised floors. These channels may be arranged in a grid-like fashion, furnishing a sturdy foundation for the raised floor panels. Furthermore, steel channels readily bear heavy burdens, rendering them apt for spaces characterized by extensive foot traffic or equipment setups. Additionally, their resistance to corrosion ensures a prolonged lifespan for raised flooring systems.

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