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How Much Do You Know about Q235B Large Diameter Spiral Steel Pipe

Views: 2     Author: Site Editor     Publish Time: 2024-03-21      Origin: Site

Q235B large-diameter spiral steel pipe is a commonly used steel pipe material with a wide range of applications and significant technical advantages.

1. Material properties of Q235B large diameter spiral steel pipe
Q235B large diameter spiral steel pipe is made of Q235B steel plate. Its main characteristics are as follows:

1. Excellent mechanical properties: Q235B steel plate has high yield strength and tensile strength, and can meet the mechanical performance requirements of large-diameter spiral steel pipes under various application conditions.
2. Good plasticity and weldability: Q235B steel plate has good plasticity and weldability, and can meet the forming and connection requirements of large-diameter spiral steel pipes during the production process.
3. High corrosion resistance: Q235B steel plate can resist corrosion in the atmosphere, water, soil, and other environments to a certain extent, and can prevent serious corrosion problems in large-diameter spiral steel pipes during their service life.

2. Production of Q235B large-diameter spiral steel pipe
The production of Q235B large-diameter spiral steel pipe mainly includes the following steps:

1. Steel plate pretreatment: Carry out pretreatment work such as cutting, flanging, and drilling of Q235B steel plates to lay the foundation for the next step of pipe making.
2. Rolling and forming: The pre-treated Q235B steel plate is rolled into shape by a roller machine to form a spiral steel pipe shell.
3. Welding: Weld the spiral steel pipe shell into a whole along the long axis to form a large diameter spiral steel pipe.
4. Rust removal treatment: Rust removal treatment is carried out on large-diameter spiral steel pipes to remove oxides and rust on the surface of the steel pipes and improve the corrosion resistance of the steel pipes.
5. Coating treatment: Coating treatment is performed on large-diameter spiral steel pipes to enhance the corrosion resistance and aesthetics of the steel pipes.

3. Application fields of Q235B large diameter spiral steel pipe
Q235B large diameter spiral steel pipe is a multifunctional steel pipe material that can be widely used in the following fields:

1. Water conservancy projects: Large-diameter spiral steel pipes can be used as water transmission pipes, drainage pipes, etc. in water conservancy projects.
2. Construction projects: Large-diameter spiral steel pipes can be used as columns, beams, bridges, and other structural parts in construction projects.
3. Petrochemical industry: Large-diameter spiral steel pipes can be used as transportation pipelines, oil, and gas well casings, etc. in the petrochemical industry.
4. Water supply projects: Large-diameter spiral steel pipes can be used as water transmission pipes, fire protection pipes, etc. in water supply projects.
5. Transportation: Large-diameter spiral steel pipes can be used as bridges and drainage pipes in transportation facilities such as highways, railways, waterways, etc.

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