Q390E seamless steel pipe is a steel pipe material with high strength and excellent corrosion resistance, which is widely used in petroleum, chemical industry, electric power, construction and other fields. Due to its excellent properties, Q390E seamless steel pipe also has many advantages in manufacturing and processing.
Q390E seamless steel pipe, executive standard: GB T8162 seamless steel pipe for structure, GB T8163 seamless steel pipe for fluid transportation.
Q390E mechanical properties: tensile strength 490 650MPa, wall thickness 16 thick yield strength 390MPa, wall thickness 16mm 30mm yield strength 370, wall thickness 30mm yield strength 350MPaImpact test Q390E minus 40 impact energy 27
Q390E Seamless Steel Pipe Chemical Composition: Carbon: 020, Silicon: 050, manganese: 170, phosphorus: 0025, sulfur: 0020, niobium: 007, vanadium: 020, Titanium: 020, Cr: 030, Nickel: 050, copper: 020, nitrogen: 0015, molybdenum: 010 , aluminum, 0015.
First of all, Q390E seamless steel pipe has high strength and excellent impact resistance. Its yield strength is more than 390MPa, and its tensile strength is also as high as 540MPa. This high-strength performance enables Q390E seamless steel pipes to withstand higher pressures and stronger external forces, so they can meet a variety of high-strength, high-load engineering needs.
Secondly, the corrosion resistance of Q390E seamless steel pipe is very good. Due to its special composition and processing technology, Q390E seamless steel pipe shows good stability and durability in various corrosive media such as acids, alkalis, salts, etc. This makes Q390E seamless steel pipe an ideal choice for petroleum, chemical, electric power and other fields, which can effectively extend the service life of equipment and reduce maintenance costs.
In addition, Q390E seamless steel pipe also has good processing performance. Due to its excellent welding properties and machinability, Q390E seamless steel pipes can be processed into a variety of complex components and equipment. At the same time, the Q390E seamless steel pipe has high dimensional accuracy and smooth surface, which also provides convenience for its processing and application.
In terms of application, Q390E seamless steel pipe is mainly used to manufacture pipelines, storage tanks, reactors and other equipment in the fields of petroleum, chemical industry, electric power, construction and other fields. Due to its high strength and excellent corrosion resistance, Q390E seamless steel pipe has been widely used in these fields. In addition, Q390E seamless steel pipes are also used in the manufacture of large structural parts such as bridges and high-rise buildings, providing strong support for modern engineering construction.
In a word, Q390E seamless steel pipe, as a high-performance material, has a wide range of application prospects. Its high strength, excellent corrosion resistance and good processing performance make Q390E seamless steel pipe one of the preferred materials in various engineering fields. With the continuous development of science and technology, the application field of Q390E seamless steel pipe will be further expanded, bringing more convenience and benefits to human production and life.
In addition to the application in the traditional engineering field, Q390E seamless steel pipe also shows broad application prospects in emerging fields such as new energy and environmental protection. For example, the wind turbine tower made of Q390E seamless steel tube has the advantages of high strength, corrosion resistance and long life, which can effectively improve the reliability and economic benefits of wind turbines. In the field of environmental protection, Q390E seamless steel pipe can be used to manufacture environmental protection facilities such as sewage treatment equipment and flue gas desulfurization devices, providing reliable support for environmental protection.
In addition, with the development of modern industry, the requirements for material properties are getting higher and higher. As a high-performance material, the R&D and promotion of Q390E seamless steel pipe is of great significance for improving the level of China's manufacturing industry and enhancing international competitiveness. In the future, China should increase the research and development of high-performance materials such as Q390E seamless steel pipes, and promote their development to higher performance and wider fields to meet the needs of national economic and social development.
To sum up, Q390E seamless steel pipe, as a high-performance material, has a wide range of application prospects and important strategic significance. In the future development, we should further tap its potential, expand its application fields, and make greater contributions to China's modernization drive.