Application field and production process of L415M spiral steel pipe

L415M spiral steel pipe is widely used in the following fields:

1. Oil and gas transmission: L415M spiral steel pipe has high strength and corrosion resistance, which can meet the needs of oil and gas transmission, and is widely used in pipeline construction in oil fields, gas fields and other fields.

2. Chemical pipeline: L415M spiral steel pipe can withstand the erosion of various chemical substances, has excellent corrosion resistance, so it is widely used in the construction of chemical pipelines.

3. Power transmission: L415M spiral steel pipe has excellent mechanical properties and corrosion resistance, can meet the needs of power transmission, widely used in power grid construction and transformation projects.

4. Urban water supply system: L415M spiral steel pipe has good sealing and reliability, which can ensure the normal operation of urban water supply system and is widely used in the construction of urban water supply pipelines.

L415M spiral steel pipe production process

L415M spiral steel pipe adopts advanced production process, mainly including the following steps:

1. Raw material preparation: The selection of high-quality steel as raw materials, after cutting, straightening, rust removal and other treatment, ready for the next step of processing.

2. Piercing and rolling: The prepared raw materials are processed through the piercing machine and rolling mill to form the required tube type and specifications.

3. Heat treatment: Heat treatment of the processed L415M spiral steel pipe to improve its mechanical properties and corrosion resistance.

4. Surface treatment: polishing, spraying, plating and other surface treatment of the L415M spiral steel pipe to improve its corrosion resistance and service life.

5. Quality inspection: The quality inspection of the processed L415M spiral steel pipe is carried out to check whether its appearance, size, wall thickness, etc. meet the standard requirements.

6. Packaging and transportation: packaging and transportation of qualified L415M spiral steel pipe for delivery to customers.