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ASTM A36 WELDED PIPE
Cold-Formed Welded and Seamless Carbon Steel Structural Tubing as per ASTM A36 / A36M
Description: ASTM A36 ERW PIPE, ASTM A36 CIRCULAR HOLLOW SECTION, ASTM A36 WELDED STEEL PIPE
Standard: ASTM A36/A36M
| CHS | SHS | RHS | |
| Size(MM) | 1/2 INCH-24 INCH | 20*20-1200*1200 | 20*30-1500*1000 |
| Wall thickness(MM) | 5-50 | 1.3-50 | 1.2-50 |
| Length | 1-12M, normally 6M/12M, also depends on the requirements | ||
Processing process:
1.Select raw materials, conduct quality checks and comply with ASTM A36 specifications before further processing.
2. The raw material (coil or plate) is first formed into a cylindrical shape, called a skeleton or strip, through a cold forming process.
3. ASTM A36 welded steel pipe is typically manufactured using one of several welding methods, including electric resistance welding (ERW) and Submerged arc welding (SAW)
4. According to the specific requirements and applications of ASTM A36 welded steel pipes, heat treatments such as stress relief or annealing can be used to improve the performance of the welded joints.
5. The welded pipe undergoes a sizing operation to obtain the specified size and wall thickness.
6. Pipes can be straightened to correct any deviations and ensure they meet dimensional tolerances.
7. Non-destructive testing (NDT): ASTM A36 welded steel pipes use various NDT methods such as ultrasonic testing (UT), radiographic testing (RT) or electromagnetic testing (ET) to detect welding defects or defects.
8. Perform mechanical testing on welded pipe samples to verify tensile strength, yield strength, elongation, and impact resistance to ensure compliance with ASTM A36 specifications.
9. Pipes may require surface treatment such as cleaning, shot blasting or pickling to remove scale, rust or contaminants.
10. Depending on the application, pipes may be coated with a protective coating such as paint, varnish, or galvanizing to enhance corrosion resistance.
11. Finished ASTM A36 welded steel pipe undergoes final inspection to ensure that it meets all specified requirements and quality standards.
12. The pipes are then bundled, wrapped or packaged according to customer requirements and prepared for shipment.
Advantages:
1.ASTM A36 is widely used in various industries, and most shapes (plates, bars, angles, channels, etc.) and sizes can use ASTM A36.
2. ASTM A36 is suitable for a wide range of applications on structures and construction projects, including buildings, bridges, machinery, and equipment.
3. ASTM A36 steel is relatively cheap compared to other structural steels
4.ASTM A36 has good formability, can be easily welded and machined, and can be formed into the desired shape without special heat treatment.
5.ASTM A36 steel provides sufficient strength for most applications. It also has good durability and impact resistance and is suitable for static and dynamic loads in various environments.
6. As a standard specification to ensure the uniformity and consistency of material properties and performance from different manufacturers and suppliers.
Application:
1.ASTM A36 is used for beams, columns and other structural components in building construction.
2.ASTM A36 is used for I-beams, angle steel, plates and other structural parts in bridge construction.
3.ASTM A36 steel plate is used for platforms, stair treads and walkways in industrial environments.
4.ASTM A36 steel is used for various manufacturing parts in machinery and equipment manufacturing.
5.ASTM A36 is applicable to frames, bases and brackets of mechanical equipment.
transportation:
6.ASTM A36 steel is used in truck frames and components for its strength and impact resistance.
7.ASTM A36 is used in the manufacture of railway vehicle structural components.
8.ASTM A36 steel is used in the construction of offshore platforms, pipelines and equipment support structures.
9.ASTM A36 Structural components for tanks and vessels.
10.ASTM A36 steel is used in the manufacture of agricultural equipment such as trailers, tillage equipment and farm implements.
11.ASTM A36 Structural Support Frames for Industrial Facilities and Manufacturing Plants.
12.ASTM A36 steel is used in shelving and storage racks because of its strength and durability.
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