H-Beam Structure Steel Angle Steel JIS Standard GB Standard

H-Beam Structure Steel Angle Steel JIS Standard GB Standard System 1

H-Beam Structure Steel Angle Steel JIS Standard GB Standard System 2

H-Beam Structure Steel Angle Steel JIS Standard GB Standard System 3

H-Beam Structure Steel Angle Steel JIS Standard GB Standard

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 100 m.t.

Supply Capability:: 30000 m.t./month

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Product Description:

Specifications of Hot Rolled Angle Steel

1.Standards:GB,ASTM,BS,AISI,DIN,JIS

2. Invoicing on theoretical weight or actual weight as customer request3.Material:GBQ235B,Q345BorEquivalent;ASTMA36;EN10025,S235JR,S355JR;JISG3192,SS400;SS540.

4. 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

5.Sizes:

EQUAL ANGLES SIZES
a(mm)	a1(mm)	thickness(mm)	length
25	25	2.5---3.0	6M/12M
30	30	2.5---4.0	6M/12M
38	38	2.5	6M/12M
38	38	3.0---5.0	6M/12M
40	40	3.0---6.0	6M/12M
50	50	3	6M/12M
50	50	3.7---6.0	6M/9M/12M
60	60	5.0---6.0	6M/9M/12M
63	63	6.0---8.0	6M/9M/12M
65	65	5.0---8.0	6M/9M/12M
70	70	6.0---7.0	6M/9M/12M
75	75	5.0---10.0	6M/9M/12M
80	80	6.0---10.0	6M/9M/12M
90	90	6.0---10.0	6M/9M/12M
100	100	6.0---12.0	6M/9M/12M
120	120	8.0-12.0	6M/9M/12M
125	125	8.0---12.0	6M/9M/12M
130	130	9.0-12.0	6M/9M/12M
140	140	10.0-16.0	6M/9M/12M
150	150	10---15	6M/9M/12M
160	160	10---16	6M/9M/12M
180	180	12---18	6M/9M/12M
200	200	14---20	6M/9M/12M

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

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Images:

Hot Rolled Steel Equal Angle Unequal Angle

Q:Can galvanized square tubes and angle iron be welded together?: Yes, if the requirement is not high, it can be welded directly. If the requirement is high, the zinc coating on the galvanized square pipe can be polished off before welding, and then welded. However, two kinds of welding methods, welding well, must be carried out at the weld corrosion. Now there is a special coating for hot-dip galvanizing on the market. It is characterized by high zinc content and 96% zinc content. It can provide similar anticorrosive effect to hot-dip galvanizing for repairing parts.

Q:What are the different types of connections used for steel angles in steel frames?: There are several types of connections used for steel angles in steel frames, including welded connections, bolted connections, and riveted connections. Welded connections involve fusing the angles together using heat, creating a strong and permanent bond. Bolted connections involve using bolts and nuts to secure the angles together, allowing for easy disassembly if necessary. Riveted connections involve using rivets, which are metal pins, to hold the angles together by forming a permanent, tight fit. The choice of connection type depends on the specific requirements of the steel frame and the desired level of strength and durability.

Q:Are steel angles suitable for manufacturing support brackets for conduits?: Yes, steel angles are suitable for manufacturing support brackets for conduits. Steel angles are commonly used in construction and manufacturing industries due to their strength and durability. They provide excellent structural support and can withstand heavy loads. When used to manufacture support brackets for conduits, steel angles can effectively secure and hold the conduits in place, ensuring stability and preventing any potential damage or accidents. Additionally, steel angles can be easily customized to meet specific requirements, such as size, shape, and finish, making them a versatile choice for manufacturing support brackets for conduits.

Q:How do you determine the required number of steel angles for a project?: Determining the necessary quantity of steel angles for a project involves taking into account several factors. First and foremost, it is crucial to comprehend the project's design and specifications. This encompasses the structural prerequisites, load-bearing capacities, and any specific angles or dimensions that must be incorporated. Subsequently, the dimensions of the steel angles need to be ascertained based on the intended utilization and structural prerequisites. This entails considering the suitable length, width, and thickness of the angles for the project. Once the dimensions are established, the subsequent step involves calculating the requisite number of angles. This can be accomplished by meticulously measuring and estimating the lengths of the steel angles required in each area of the project. It is important to take into account any potential waste or additional cuts that might be necessary during the installation process. Furthermore, it is advisable to seek advice from structural engineers or professionals well-versed in steel fabrication to ensure precise calculations and to confirm that the chosen steel angles fulfill the necessary safety standards and building codes. Ultimately, determining the necessary quantity of steel angles for a project necessitates a combination of meticulous planning, accurate measurements, and professional expertise to guarantee that the project is structurally sound and meets all the necessary requirements.

Q:How do you inspect and measure the dimensions of a steel angle?: To inspect and measure the dimensions of a steel angle, you can follow the following steps: 1. Gather the necessary tools: You will need a measuring tape or ruler, a protractor, and a square. 2. Start by examining the length of the steel angle. Place one end of the measuring tape or ruler at one end of the angle and extend it to the opposite end. Ensure that the measuring tape is straight and aligned with the edge of the angle. Read the measurement in inches or millimeters to determine the length. 3. Next, measure the width or thickness of the angle. Place the measuring tape or ruler perpendicular to the length of the angle, and measure the distance between the two parallel sides. This will provide you with the width measurement. 4. To measure the height or depth of the angle, place the measuring tape or ruler perpendicular to the width measurement. Again, ensure that the measuring tape is aligned with the edge of the angle and measure the distance between the two sides. This will provide you with the height measurement. 5. To ensure that the angle is accurately 90 degrees, use a square. Place the square against one side of the angle and ensure that it is aligned with the adjacent side. Check if the corner of the angle fits perfectly within the square. If it does, the angle is indeed 90 degrees. If not, it may be necessary to adjust or correct the angle. 6. Lastly, if you need to measure the angle of the steel angle, you can use a protractor. Align one side of the protractor with one side of the steel angle and see where the other side intersects with the protractor scale. Read the angle measurement to determine the exact angle. By following these steps and using the appropriate tools, you can effectively inspect and measure the dimensions of a steel angle.

Q:Can steel angles be used for bracing or reinforcement?: Yes, steel angles can be used for bracing or reinforcement purposes. Steel angles, also known as angle irons, are L-shaped structural steel members that are commonly used in construction and engineering applications. Their shape and structural properties make them ideal for providing bracing or reinforcement in various structures. Steel angles can be used to reinforce beams, columns, or trusses by providing additional strength and stability. They can also be used as bracing elements to resist lateral loads, such as wind or seismic forces, and prevent structural failure. Additionally, steel angles can be welded, bolted, or riveted to other structural members, making them versatile and easy to install. The choice of steel angle size and thickness will depend on the specific application and load requirements. It is important to consult with a structural engineer or follow applicable building codes and regulations to ensure the proper use and installation of steel angles for bracing or reinforcement purposes.

Q:What are the different methods of cutting steel angles?: There are various techniques employed for cutting steel angles, depending on the specific needs and resources at hand. Some commonly utilized methods are as follows: 1. Circular or bandsaw cutting: This approach entails using a circular saw or bandsaw equipped with a metal cutting blade. It ensures a clean and precise cut, particularly for smaller angles. 2. Laser cutting: For intricate designs and complex shapes, laser cutting proves highly accurate and efficient. It employs a concentrated laser beam to melt or vaporize the steel angle. 3. Plasma cutting: When dealing with thicker steel angles, plasma cutting is a versatile method that employs a high-temperature plasma arc to melt the metal and eliminate the molten material. 4. Waterjet cutting: This technique involves employing a high-pressure water jet mixed with abrasive particles to erode the steel angle. It is excellent for cutting thick angles and creating intricate patterns. 5. Shearing: For straight cuts, shearing involves using a machine fitted with a sharp blade to slice through the steel angle. It is suitable for thinner angles. 6. Abrasive cutting: By employing a rotary wheel embedded with abrasive particles, abrasive cutting can cut through the steel angle relatively quickly and cost-effectively. However, it may result in a rougher surface. 7. Flame cutting: Flame cutting, also known as oxy-fuel cutting, employs a mixture of fuel gas and oxygen to create a high-temperature flame that melts the steel angle. It is suitable for cutting thicker angles but may result in a heat-affected zone. Each cutting method possesses its own advantages and limitations. The choice of method depends on factors such as the angle's thickness, complexity of the cut, desired precision, and available equipment. Safety precautions must be considered, and the most appropriate method should be selected to ensure a successful and efficient steel angle cutting process.

Q:Can steel angles be painted or coated after installation?: Yes, steel angles can be painted or coated after installation. Painting or coating steel angles provides an added layer of protection against corrosion, enhances their aesthetic appeal, and can help them blend in with their surroundings.

Q:What are the load-bearing capacities of different sizes and types of steel angles?: The load-bearing capacities of different sizes and types of steel angles can vary depending on various factors such as the type of steel, size of the angle, and the specific application. Steel angles are commonly used in construction and engineering projects to provide structural support and stability. The load-bearing capacity of a steel angle is primarily determined by its cross-sectional area, which is influenced by the size and thickness of the angle. Larger and thicker steel angles generally have higher load-bearing capacities compared to smaller and thinner angles. The American Institute of Steel Construction (AISC) provides guidelines and tables that specify the allowable loads for various steel angles based on their dimensions and the type of steel used. These tables consider factors such as the angle's shape, length, and the orientation of the load. It is important to note that load-bearing capacities can also be influenced by the specific type of steel used in the angle. Different types of steel, such as carbon steel, stainless steel, or alloy steel, have varying mechanical properties that affect their load-bearing capabilities. For example, stainless steel angles tend to have higher load-bearing capacities and better corrosion resistance compared to carbon steel angles. It is recommended to consult engineering handbooks, structural design codes, or consult with a professional engineer to determine the specific load-bearing capacities of different sizes and types of steel angles for a particular application. These resources provide detailed information and calculations based on industry standards to ensure the safe and efficient use of steel angles in structural designs.

Q:What is the weight-bearing capacity of steel angles?: The weight-bearing capacity of steel angles depends on their size, thickness, and the specific grade of steel used. Generally, steel angles have high strength and can support significant loads, but the exact weight-bearing capacity can vary widely. It is essential to consult engineering tables or structural design guidelines to determine the specific weight-bearing capacity of a particular steel angle.

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