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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A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.

Images:

Hot Rolled Steel Equal Angle Unequal Angle

Q: What are the different testing methods used for quality control of steel angles?: There are several testing methods used for quality control of steel angles. These include visual inspection, dimensional measurements, ultrasonic testing, magnetic particle inspection, and load testing. Visual inspection involves visually examining the steel angles for any surface defects or imperfections. Dimensional measurements ensure that the angles meet the specified size and shape requirements. Ultrasonic testing uses sound waves to detect any internal flaws or discontinuities in the material. Magnetic particle inspection involves applying a magnetic field to the angles and using magnetic particles to identify any surface cracks or defects. Lastly, load testing involves subjecting the angles to a predetermined load to determine their strength and structural integrity. These testing methods help ensure that the steel angles meet the required quality standards.

Q: What is the minimum thickness for a steel angle beam?: The minimum thickness for a steel angle beam would depend on various factors, including the specific load requirements and design specifications. It is essential to consult engineering guidelines and structural design codes to determine the appropriate minimum thickness for a steel angle beam in a given application.

Q: What is the maximum length of a continuous steel angle?: Several factors determine the maximum length of a continuous steel angle, including its size, weight, transportation and handling limitations. Typically, the maximum length is restricted to what can be safely transported and handled by equipment like cranes or forklifts. This limit can vary based on the capabilities of the equipment and any transportation restrictions. The manufacturing process may also limit the length, as longer angles may be more challenging to produce or require specialized equipment. Ultimately, the maximum length should be determined based on the project's specific requirements and constraints, taking into account these factors.

Q: Can steel angles be used in railway track construction?: Indeed, steel angles find utility in the construction of railway tracks. They serve as a crucial structural element, lending robustness and steadiness to the track system. By bolstering the train's weight and facilitating even load distribution, they play a pivotal role. Steel angles are frequently employed in the fabrication of rail joints, which connect two rail sections, as well as in the installation of rail fastenings and track accessories. Additionally, their durability, resistance to wear, and ability to withstand substantial loads and high impact forces make them an optimal selection for railway track construction.

Q: What are the different test methods used to evaluate steel angles?: To ensure the quality and suitability of steel angles for different applications, multiple test methods are employed. These methods encompass: 1. Tensile Test: Assessing tensile strength, yield strength, and elongation, this test applies an increasing load to a specimen until it breaks. It gauges the material's ability to withstand forces without deformation or fracture. 2. Bend Test: Evaluating flexibility and ductility, this test bends a specimen to a specific angle, examining it for signs of cracking, fracture, or deformation. Its purpose is to determine the angles' structural integrity when subjected to bending forces. 3. Charpy Impact Test: Measuring impact resistance and toughness, this test subjects a notched specimen to a high-velocity impact. The energy absorbed during impact reveals the material's ability to withstand sudden loads or shocks. 4. Hardness Test: Determining resistance to indentation or scratching, this test employs various methods like Rockwell, Brinell, or Vickers to evaluate hardness properties. It aids in assessing durability and wear resistance. 5. Ultrasonic Testing: This non-destructive method uses high-frequency sound waves to detect internal flaws or defects within the steel angles. It identifies cracks, voids, or inclusions that may compromise structural integrity. 6. Dimensional Inspection: Measuring dimensions, tolerances, and geometric properties, this test ensures compliance with required specifications. It provides accurate information for engineering calculations and fabrication processes. By utilizing these diverse test methods, manufacturers, engineers, and quality control personnel can thoroughly evaluate the mechanical properties, structural integrity, and overall quality of steel angles, thus ensuring their suitability for specific applications.

Q: What are the different types of steel angles used in staircases?: There are mainly two types of steel angles used in staircases: the L-shaped angle and the T-shaped angle. The L-shaped angle is commonly used for the construction of the stair stringers, while the T-shaped angle is typically utilized for the treads and risers.

Q: How do steel angles perform under wind loads?: Steel angles are commonly used in construction to provide structural support and stability. When it comes to wind loads, steel angles have proven to be highly reliable and effective. The shape and design of steel angles allow them to withstand the force exerted by wind, preventing any significant deformation or failure. Under wind loads, steel angles distribute the force evenly along their length, transferring it to other connected structural members. This helps to minimize the potential for localized stress concentrations and ensures the overall stability of the structure. Steel angles also have high strength and stiffness, making them capable of resisting the bending and twisting forces caused by wind. This is especially important in areas prone to high wind speeds or in tall buildings where wind loads can be more significant. The rigidity of steel angles helps maintain the integrity of the structure and prevents excessive deflection or deformation. Moreover, steel angles can be easily connected to other structural components using various methods such as welding, bolting, or riveting. This allows for a secure and reliable connection that can withstand the wind loads without compromising the overall strength and stability of the structure. In summary, steel angles perform exceptionally well under wind loads due to their shape, strength, and rigidity. They effectively distribute the wind forces and maintain the structural stability, making them a reliable choice for construction projects in areas prone to wind or for structures that need to withstand significant wind loads.

Q: Can steel angles be used for roof trusses?: Yes, steel angles can be used for roof trusses. Steel angles are commonly used in the construction industry for various structural applications, including roof trusses. They provide excellent strength and stability, making them a suitable choice for supporting the weight of a roof. Additionally, steel angles can be easily fabricated and customized to meet specific design requirements, making them a versatile option for roof truss construction.

Q: How do you calculate the weight of a steel angle?: To calculate the weight of a steel angle, you need to know the dimensions of the angle and the density of steel. The weight of an object can be calculated using the formula: Weight = Volume × Density For a steel angle, the volume can be calculated by multiplying the cross-sectional area of the angle by its length. The cross-sectional area of the angle can be found by multiplying the width of the angle by its height. Once you have the volume, you can multiply it by the density of steel to determine the weight. For example, let's say we have a steel angle with a width of 3 inches, a height of 3 inches, and a length of 6 feet. The density of steel is typically around 7850 kg/m³ or 0.2836 lb/in³. First, calculate the cross-sectional area: Area = width × height Area = 3 in × 3 in Area = 9 in² Next, calculate the volume: Volume = Area × length Volume = 9 in² × 6 ft × 12 in/ft Volume = 648 in³ Finally, calculate the weight: Weight = Volume × Density Weight = 648 in³ × 0.2836 lb/in³ Weight = 183.9828 lb Therefore, the weight of the steel angle would be approximately 183.98 pounds.

Q: What are the different types of steel angles connections for mezzanine floors?: Mezzanine floors can utilize various steel angle connections to achieve structural stability and support. These connections are crucial for safely accommodating intended loads and usage. 1. Bolted Connections: Mezzanine floors commonly employ bolted connections due to their strength and security. By using bolts, the steel angles are attached to create a rigid and stable framework. If necessary, bolted connections can be easily adjusted or disassembled. 2. Welded Connections: To achieve maximum stability, welded connections join the steel angles using welding techniques. This type of connection provides a permanent and robust bond between the angles. Welded connections are often preferred for heavy-duty mezzanine floors with high load-bearing requirements. 3. Clip Connections: Clip connections are a popular choice for mezzanine floors due to their ease of installation and flexibility. Metal clips or brackets secure the steel angles together in this connection type. Adjusting or disassembling clip connections is simple, allowing for future modifications or reconfigurations of the mezzanine floor layout. 4. Gusset Plate Connections: To reinforce the joint between steel angles, gusset plate connections utilize additional steel plates known as gusset plates. These plates are typically welded or bolted to the angles, adding strength and stability to the connection. Gusset plate connections are commonly used when extra reinforcement is required for mezzanine floors. 5. Cleat Connections: Cleat connections involve using a cleat plate to connect two steel angles. One angle is attached to the cleat plate, while the other angle is bolted or welded to the plate. This connection type provides a strong and secure joint, especially for heavy-duty mezzanine floors. Compliance with local building codes and regulations is crucial when selecting steel angle connections for mezzanine floors. Consulting a structural engineer or a professional with expertise in mezzanine floor construction is recommended to ensure correct design and installation of connections for optimal safety and performance.

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