ASTM STANDARD HIGH QUALITY HOT ROLLED ANGLE

ASTM STANDARD HIGH QUALITY HOT ROLLED ANGLE System 1

ASTM STANDARD HIGH QUALITY HOT ROLLED ANGLE

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 100000 m.t./month

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Appearance: Black

Technique: Slitting hot rolled steel coil

Grade: Q235, Q195,A36 SS400 S235jr.St37-2

Standard: AISI,GB,DIN,ASTM,EN,JIS

Length: 6m, 9m, 12m or as your requirement.

Width: 10mm-1010mm

Thickness: 1.5mm-20mm

Business type: big manufacture

Place of origin: Tianjin China (Mainland)

Packaging Details: In bundles for exporting and sea worthy

Delivery Detail: Within 15-35 days after receiving L/C or deposite T/T

ASTM STANDARD HIGH QUALITY HOT ROLLED ANGLE

General specification as below:

Flat Bar Specification
Width (mm)	Thickness (mm)	Length (m)	Theoretical Weight (kg/m)
20	2.0	6/9/12	0.31
20	2.5	6/9/12	0.39
20	2.75	6/9/12	0.43
25	2.5	6/9/12	0.49
25	3.75	6/9/12	0.74
30	2.5	6/9/12	0.59
30	3.5	6/9/12	0.82
30	9.75	6/9/12	2.30
40	3.5	6/9/12	1.10
40	4.75	6/9/12	1.50
40	11.75	6/9/12	3.69
50	2.75	6/9/12	1.08
50	4.5	6/9/12	1.77
50	9.75	6/9/12	3.83
60	5.5	6/9/12	2.60
60	7.5	6/9/12	3.53
60	11.5	6/9/12	5.42
80	5.5	6/9/12	3.45
80	7.5	6/9/12	4.71
80	11.75	6/9/12	7.38
100	3.25	6/9/12	2.55
100	4.75	6/9/12	3.73
100	7.5	6/9/12	5.89
120	9.75	6/9/12	9.18
120	11.75	6/9/12	11.07
150	9.75	6/9/12	11.48
150	11.5	6/9/12	13.54
150	13.5	6/9/12	15.90
160	11.75	6/9/12	14.76
200	9.5	6/9/12	14.92
250	5.75	6/9/12	11.28
340	7.75	6/9/12	20.68

Products Advantages

1. high quality competitive price and Accurate in size

2. high dimensional accuracy

3. Guaranteed raw material

4.high utilization rate of material

5.convenient in construction, saving much time and labor

6. high mechanical strength

Application: Widely used for construction, Ship building, Machinery manufacturing ,steel structure,agriculture and steel grating.

Q: Are steel angles load-rated?: Indeed, load-rating is applicable to steel angles. Steel angles serve as structural components widely employed in construction and engineering endeavors. They possess the ability to endure diverse forms of loads, encompassing axial, bending, and shear loads. The load rating of a steel angle pertains to its utmost capacity to sustain a designated load quantity without experiencing any form of failure. Thorough testing and analysis are conducted to ascertain the load ratings for steel angles, taking into account variables such as material properties, geometry, and design criteria. Typically, manufacturers furnish load ratings, which engineers utilize to guarantee the structural soundness and security of a project.

Q: Can steel angles be used in playground equipment?: Indeed, playground equipment can indeed incorporate steel angles. Steel angles find frequent application within the construction sector owing to their robustness, longevity, and adaptability. They can effectively offer structural reinforcement and steadiness to diverse play structures, including slides, climbing apparatus, swings, and playsets. By welding or bolting steel angles together, a resilient framework can be fashioned, capable of withstanding the dynamic loads exerted by playing children. Furthermore, these steel angles can be coated or painted to ensure resistance against corrosion, while simultaneously augmenting the visual allure of the playground equipment.

Q: What material is angle iron?: 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: How do you calculate the axial load capacity of a steel angle?: To calculate the axial load capacity of a steel angle, you need to consider several factors including the material properties of the angle, its dimensions, the type of loading, and the safety factor. First, you should determine the yield strength of the steel angle. This value represents the maximum stress the angle can withstand without permanent deformation. The yield strength can be obtained from the steel angle's specifications or by conducting material testing. Next, you need to measure the dimensions of the angle, including its length, thickness, and width. These values are crucial in determining the area of the cross-section of the angle. Once you have the yield strength and the cross-sectional area, you can calculate the axial load capacity using the formula: Axial load capacity = Yield strength × Cross-sectional area It is important to note that this formula assumes that the angle is subjected to direct axial loading. If the angle is subjected to combined loading or other complex loading conditions, additional calculations or structural analysis may be required. Moreover, it is customary to apply a safety factor to the calculated axial load capacity to account for uncertainties and ensure structural integrity. The safety factor is typically determined based on the specific application and industry standards. For example, a safety factor of 1.5 is commonly used in structural design. In summary, to calculate the axial load capacity of a steel angle, you need to know its yield strength, measure its dimensions, and apply the appropriate safety factor. This calculation provides an estimate of the maximum load the angle can bear without failure under axial loading conditions.

Q: How do you determine the center of gravity for a steel angle?: To determine the center of gravity for a steel angle, you need to consider its shape and dimensions. The center of gravity is the point where the weight of the object is evenly distributed, and finding this point is crucial for understanding its stability and balance. First, measure the length, width, and thickness of the steel angle. These measurements will help you calculate the area and volume of the angle, which are essential for determining the center of gravity. Next, locate the centroid of the steel angle. The centroid is the geometric center of the object, and it represents the point where all the weight is concentrated. For a symmetrical steel angle, the centroid will be at the intersection of the two axes of symmetry. However, if the angle is asymmetrical, finding the centroid might require more complex calculations. To calculate the centroid, use the formulas for the area moment of inertia. These formulas depend on the shape of the angle. For example, if the angle is a simple L-shape, the centroid can be determined by finding the average of the coordinates of the two legs' centroids. Once you have determined the centroid, you can then locate the center of gravity. The center of gravity coincides with the centroid of the steel angle in uniform density objects. However, for objects with non-uniform density, additional calculations might be required to account for variations in weight distribution. In summary, determining the center of gravity for a steel angle involves measuring its dimensions, calculating the centroid based on its shape, and then locating the center of gravity. This information is crucial for understanding the angle's stability and balance, especially in applications where it will be subjected to external forces or loads.

Q: What are the different methods of surface preparation for steel angles?: Some of the different methods of surface preparation for steel angles include abrasive blasting, chemical cleaning, and mechanical cleaning. Abrasive blasting involves using a high-pressure stream of abrasive material to remove rust, scale, and other contaminants from the surface of the steel. Chemical cleaning involves using chemicals to dissolve and remove rust and other contaminants. Mechanical cleaning involves using tools such as wire brushes or sandpaper to physically scrape or scrub the surface of the steel to remove rust and other contaminants. These methods are important in preparing the steel surface for painting, coating, or other forms of protection against corrosion.

Q: What are the common methods of surface preparation for steel angles?: Steel angles can be prepared for surface treatment through various methods, including grinding, sandblasting, and chemical cleaning. Grinding is a mechanical technique that involves using an abrasive wheel or disc to smooth and level the surface of the steel angle. This method effectively eliminates rust, scale, and other imperfections. It is commonly used for small-scale projects or when achieving a smooth surface finish is not crucial. Sandblasting, also referred to as abrasive blasting, entails propelling small particles onto the surface of the steel angle at high speeds. This method is highly efficient in removing mill scale, rust, paint, and other contaminants. Sandblasting creates a textured surface that enhances the adhesion of coatings or paints. It is often employed in large-scale industrial projects that require a high-quality surface finish. Chemical cleaning involves the use of chemical solutions to eliminate contaminants from the surface of the steel angle. This method effectively removes rust, oil, grease, and other organic materials. Chemical cleaning can be carried out using various techniques, such as immersion or brush application. It is typically employed when sandblasting or grinding is not feasible or practical. Additionally, power tool cleaning, flame cleaning, or a combination of methods may be used for surface preparation, depending on the specific project requirements. It is crucial to select the appropriate method based on the condition of the steel angle, the desired surface finish, and the intended application of the steel angle.

Q: What is the typical corrosion rate of galvanized steel angles?: The corrosion rate of galvanized steel angles can vary depending on several factors, such as environmental conditions, exposure to corrosive agents, and the quality of the galvanized coating. However, galvanized steel angles are generally recognized for their excellent corrosion resistance properties. The zinc coating on the steel acts as a protective barrier, preventing the underlying steel from contacting corrosive elements like moisture and oxygen. Under normal atmospheric conditions, the corrosion rate of galvanized steel angles is approximately 1-5 microns per year. This rate can be further reduced in less aggressive environments or with the use of additional protective coatings or maintenance practices. Moreover, in dry or non-corrosive environments, galvanized steel angles can exhibit even lower corrosion rates. It should be noted that in more severe or highly corrosive environments, the corrosion rate of galvanized steel angles may accelerate. These environments may include high humidity, exposure to saltwater, acidic or alkaline conditions, or industrial atmospheres with high levels of pollutants. In such cases, it is advisable to seek advice from corrosion engineers or experts to determine the appropriate corrosion protection measures or alternative materials that may be more suitable for the specific application.

Q: What is the typical lead time for steel angle orders?: The lead time for steel angle orders can differ due to various factors, including the supplier, quantity, customization needs, and prevailing market conditions. Typically, the lead times for such orders fall within a 2 to 4-week range. This time frame accounts for order processing, steel angle manufacturing or sourcing, and transportation to the desired destination. It is worth noting that lead times may be affected by factors like raw material availability, production capacity, and the workload of the supplier. Consequently, it is recommended to reach out to the specific supplier or manufacturer for precise and current lead time information.

Q: Can steel angles be used for pipe supports?: Yes, steel angles can be used for pipe supports. Steel angles provide structural strength and stability, making them suitable for supporting pipes and ensuring their stability and alignment.

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