Details of GB9948 seamless steel pipe for oil cracking No. 20

In the modern petrochemical industry, the application of seamless steel pipes is becoming more and more extensive. Among them, the seamless steel pipe for oil cracking No. 20 has become the leader in the industry with its excellent performance and wide application fields. This article will discuss the seamless steel pipe for oil cracking No. 20 in depth from the aspects of its material characteristics, production process, and application fields.

Implementation standard of seamless steel pipe No. 20: GB/T9948 seamless steel pipe for oil cracking
The product should comply with TSG D7002 pressure pipeline component type test rules.
Mechanical properties: tensile strength 410~530MPa, yield strength ≥245MPa, elongation after fracture, ≥20
Production method: hot rolling, heat treatment.

First of all, the material characteristics of the seamless steel pipe for oil cracking No. 20 are the basis for its wide application. The seamless steel pipe is made of high-quality carbon structural steel, and after precise smelting and rolling processes, it has high strength, high toughness, and good corrosion resistance. This kind of steel pipe can still maintain stable performance under harsh environments such as high temperature, high pressure, and hydrogen, ensuring the smooth transportation of fluid media during the oil cracking process. In addition, the surface of the No. 20 seamless steel pipe for oil cracking has been specially treated to enhance its corrosion resistance and maintain the integrity and safety of the pipeline during long-term use.

Secondly, the production process of the No. 20 seamless steel pipe for oil cracking is also an important guarantee for its superior performance. During the production process, the manufacturer adopts advanced hot rolling or cold rolling technology to ensure that the inner and outer walls of the steel pipe are smooth and free of cracks, bubbles, and other defects. At the same time, through precise sizing and heat treatment processes, the wall thickness of the steel pipe is uniform and the size is accurate to meet various transportation needs. In addition, the manufacturer will also conduct strict quality inspection and testing on the steel pipe to ensure that its performance meets relevant standards and requirements.

The No. 20 seamless steel pipe for oil cracking is widely used in the petrochemical industry. It is mainly used for fluid transportation in harsh environments such as high temperatures, high pressure, and hydrogen in oil-cracking units. In the process of oil cracking, this seamless steel pipe can withstand extremely high temperatures and pressures, ensure the stable transportation of fluid media, and improve production efficiency. In addition, due to its good corrosion resistance, the No. 20 seamless steel pipe for petroleum cracking can also be used in natural gas transportation, marine engineering, mining transportation, and other fields to meet the corrosion resistance and strength requirements of pipeline systems in these fields.

In addition to the petrochemical industry, the No. 20 seamless steel pipe for petroleum cracking is also widely used in other fields. For example, in equipment such as boilers and heat exchangers, this seamless steel pipe can withstand high temperatures and high-pressure working environments to ensure the normal operation of the equipment. At the same time, its excellent corrosion resistance also makes it widely used in chemical, electric power, and other fields.

With the advancement of science and technology and the improvement of technology, the performance and application fields of the No. 20 seamless steel pipe for petroleum cracking will continue to expand. In the future, this seamless steel pipe may adopt more advanced materials and processes to further improve its strength, corrosion resistance, and service life. At the same time, with the rapid development of new energy, environmental protection, and other fields, the application of the No. 20 seamless steel pipe for petroleum cracking in these fields will also be further expanded.

In summary, the No. 20 seamless steel pipe for petroleum cracking has become an indispensable and important material in the modern petrochemical industry with its excellent performance and wide application fields. With the continuous advancement of technology and the continuous expansion of application fields, this seamless steel pipe will surely play a more important role in the future and provide strong support for the development of the petrochemical industry.