Angle steel GB Q235B 20-250MM hot rolled

Angle steel GB Q235B 20-250MM hot rolled System 1

Angle steel GB Q235B 20-250MM hot rolled

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 1000000 m.t./month

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Angle Steel Details:

Minimum Order Quantity:	25mtons	Unit:	m.t.	Loading Port:	China Main Port
Supply Ability:	80000-100000MTS/YEAR	Payment Terms:	TT or LC

Product Description:

Specifications of Angle Steel

1. Invoicing on theoretical weight or actual weight as customer request

2. Length: 6m, 9m, 12m as following table

3. Sizes

Angle Steel

Sizes: 25mm-250mm
a*t
25*2.5-4.0	70*6.0-9.0	130*9.0-15
30*2.5-6.6	75*6.0-9.0	140*10-14
36*3.0-5.0	80*5.0-10	150*10-20
38*2.3-6.0	90*7.0-10	160*10-16
40*3.0-5.0	100*6.0-12	175*12-15
45*4.0-6.0	110*8.0-10	180*12-18
50*4.0-6.0	120*6.0-15	200*14-25
60*4.0-8.0	125*8.0-14	250*25

5. Payment terms:

1).100% irrevocable L/C at sight.

2).30% T/T prepaid and the balance against the copy of B/L.

3).30% T/T prepaid and the balance against L/C

6.Material details:

Alloy No	Grade	Element (%)
		C	Mn	S	P	Si
		C	Mn	S	P	Si

Q235	B	0.12—0.20	0.3—0.7	≤0.045	≤0.045	≤0.3

Alloy No	Grade	Yielding strength point( Mpa)
		Thickness (mm)
		≤16	＞16--40		＞40--60	＞60--100
		≥

Q235	B	235		225	215	205
Alloy No	Grade	Tensile strength (Mpa)	Elongation after fracture (%)
		Tensile strength (Mpa)	Thickness (mm)
			≤16	＞16--40	＞40--60	＞60--100
			≥

Q235	B	375--500	26	25	24	23

Usage & Applications of Angle Steel

According to the needs of different structures, Angle can compose to different force support component, and also can be the connections between components. It is widely used in various building structures and engineering structures such as roof beams, bridges, transmission towers, hoisting machinery and transport machinery, ships, industrial furnaces, reaction tower, container frame and warehouse etc.

Packaging & Delivery of Angle Steel

1. Packing: it is nude packed in bundles by steel wire rod

2. Bundle weight: not more than 3.5MT for bulk vessel; less than 3 MT for container load

3. Marks:

Color marking: There will be color marking on both end of the bundle for the cargo delivered by bulk vessel. That makes it easily to distinguish at the destination port.

Tag mark: there will be tag mark tied up on the bundles. The information usually including supplier logo and name, product name, made in China, shipping marks and other information request by the customer.

If loading by container the marking is not needed, but we will prepare it as customer request.

Production flow of Angle Steel

Material prepare (billet) —heat up—rough rolling—precision rolling—cooling—packing—storage and transportation

Q: What are the standard dimensions of steel angles?: The standard dimensions of steel angles vary depending on the specific type and grade of steel used. However, common standard dimensions for steel angles include leg lengths ranging from 1/2 inch to 8 inches and thicknesses ranging from 1/8 inch to 1 inch.

Q: How do you prevent steel angles from warping?: To prevent the warping of steel angles, there are several measures that can be taken: 1. Store the steel angles in a dry environment and avoid moisture exposure. This will prevent rust and warping. Use pallets or racks to store them horizontally, minimizing bending stress. 2. Employ controlled cooling techniques during fabrication. Rapid temperature changes can induce warping, so it is important to cool gradually. Air cooling or controlled cooling baths can help avoid thermal stresses and minimize warping. 3. Minimize heat input during welding. Excessive heat can cause localized thermal expansion and contraction, leading to warping. Utilize proper welding techniques such as shorter welding times, smaller weld beads, and intermittent welding to control the temperature gradient and minimize heat input. 4. Consider preheating and post-welding stress relief for thicker or high-strength steel angles. Preheating before welding can reduce the risk of warping, and post-welding stress relief heat treatments can relieve any residual stresses and prevent warping. 5. Handle and transport the steel angles properly. Adequately support and secure them during transit to avoid bending or flexing. Avoid dropping or mishandling, as this can introduce structural deformations that lead to warping. By implementing these preventive measures, the risk of steel angles warping can be minimized, ensuring their structural integrity for various applications.

Q: Can steel angles be used in cold-formed steel construction?: Certainly, cold-formed steel construction can incorporate steel angles. This construction method entails shaping thin gauge steel sheets into diverse profiles and forms, including angles. Within cold-formed steel construction, steel angles find widespread application in framing systems, support members, and bracing elements, offering structural robustness, stability, and effortless connection or welding with other cold-formed steel components. Moreover, steel angles can be tailored and manufactured to satisfy precise project demands and design specifications in cold-formed steel construction.

Q: Can steel angles be used as supports for solar panels?: Yes, steel angles can be used as supports for solar panels. Steel angles are commonly used in construction due to their strength and durability. When properly designed and installed, steel angles can provide a sturdy and reliable support structure for solar panels. They can be easily welded or bolted together to create a secure framework that can withstand the weight of the panels and any environmental factors such as wind loads. Additionally, steel angles can be galvanized or coated to enhance their resistance to corrosion, making them suitable for outdoor applications such as solar panel installations.

Q: Are steel angles resistant to chemical corrosion?: Yes, steel angles are resistant to chemical corrosion to some extent. Steel is known for its strength and durability, but it can still corrode when exposed to certain chemicals and corrosive environments. However, steel angles are often coated or treated with protective materials such as galvanization, which significantly enhances their resistance to chemical corrosion. Galvanized steel angles have a layer of zinc applied to their surface, which acts as a barrier against corrosive substances. This coating helps to prevent the steel from coming into direct contact with chemicals, thus reducing the risk of corrosion. Nonetheless, it is important to note that the level of resistance may vary depending on the specific chemical and the duration and intensity of exposure. Regular maintenance and inspection are necessary to ensure the long-term corrosion resistance of steel angles.

Q: Can steel angles be welded?: Yes, steel angles can be welded. Welding is a commonly used method to join steel angles together. It involves heating the steel angles to a high temperature and then applying a filler material, usually in the form of a welding rod or wire, to create a strong bond between the angles. Welding provides a secure and durable connection between steel angles, making it suitable for various applications in construction, manufacturing, and other industries.

Q: What is the thickness of the national standard 8# angle steel? Thank you: The angle iron can be made up of different force components according to the different structure, and can also be used as the connecting piece between the components. Widely used in a variety of architectural and engineering structures, such as beams, bridges, towers, hoisting and conveying machinery, ships, industrial furnace, reaction tower, container frame and warehouse.

Q: What is the maximum load capacity for a curved steel angle?: The maximum load capacity for a curved steel angle would depend on various factors such as the dimensions of the angle, the type of steel used, and the specific application. It is best to consult engineering specifications or consult a structural engineer for an accurate determination of the maximum load capacity.

Q: How do steel angles perform in terms of durability and longevity?: Steel angles are renowned for their exceptional durability and longevity. Due to their composition, which includes a high percentage of iron and carbon, steel angles possess remarkable strength and resistance to various forms of wear and tear. They can withstand heavy loads, extreme temperatures, and exposure to corrosive elements, making them highly durable in a wide range of applications. In terms of longevity, steel angles have an impressive lifespan. They are designed to withstand the test of time and retain their structural integrity over extended periods. The inherent strength and resilience of steel angles ensure that they do not degrade easily, making them a reliable choice for long-term use. Furthermore, steel angles require minimal maintenance to preserve their durability and longevity. Regular inspections and cleaning can help prevent the buildup of rust and other forms of corrosion, ensuring that the angles remain in optimal condition throughout their lifespan. Moreover, steel angles can be galvanized or coated with protective layers to enhance their durability and resistance to environmental factors. Galvanization involves applying a layer of zinc to the steel surface, providing an additional barrier against rust and corrosion. Coatings such as epoxy or powder coatings can also be applied to further enhance the durability and longevity of steel angles in specific environments. Overall, steel angles are known for their exceptional durability and longevity. They offer a reliable and long-lasting solution for a variety of structural and construction needs, making them a popular choice in many industries.

Q: Can steel angles be used as reinforcing bars in concrete structures?: Yes, steel angles can be used as reinforcing bars in concrete structures. However, it is important to ensure that the steel angles meet the required specifications for reinforcement, such as having the necessary strength and ductility. Additionally, proper design and detailing considerations must be taken into account to ensure effective anchorage and bonding between the steel angles and the surrounding concrete.

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