Q355E seamless square tube and Q355E seamless square tube are two important steel products widely used in construction, machinery, petroleum, chemical industry, electric power, shipbuilding, automobile and other fields. The characteristics and applications of these two types of pipes are described separately below.
1. Q355E seamless square tube.
Q355E seamless square pipe is a steel pipe with square section shape made of low alloy high-strength structural steel (GB T1591-2008). It has the following features:
1.High strength: The tensile strength of Q355E seamless square tube reaches 420-560 MPa, which is more than 2 times that of ordinary carbon steel, with high strength and rigidity, and can withstand large loads and pressures.
2.Corrosion resistance: Q355E seamless square pipe has good corrosion resistance, can resist the corrosion of atmosphere, seawater, acid and alkali and other media, and prolong the service life.
3.Low temperature resistance: Q355E seamless square tube has good low temperature toughness, can maintain good mechanical properties in low temperature environment, and is suitable for applications in cold areas.
4.Light weight: Q355E seamless square tube has less density and light weight, which is easy to transport and install.
5.Easy processing: Q355E seamless square tubes can be processed into steel pipes of various shapes and sizes to meet the needs of different fields.
2. Q355E seamless rectangular tube.
Q355E seamless rectangular tube is a rectangular steel pipe with square section shape made of low alloy high strength structural steel (GB T1591-2008). It has the following features:
1.Stable structure: The cross-sectional shape of Q355E seamless rectangular tube is rectangular, which has good structural stability and can withstand large loads and pressures.
2.Strong bearing capacity: Q355E seamless rectangular tube has a strong bearing capacity and can meet the needs of various complex structures.
3.Good corrosion resistance: Q355E seamless rectangular tube has good corrosion resistance, can resist the corrosion of atmosphere, seawater, acid and alkali and other media, and prolong the service life.
4.Easy processing: Q355E seamless rectangular tubes can be processed into rectangular steel pipes of various shapes and sizes to meet the needs of different fields.
Third, the field of application.
1.Construction: Q355E seamless square pipe and Q355E seamless square tube are widely used in the construction of bridges, highways, subways and other infrastructure construction in the construction field, with the advantages of strong bearing capacity and good corrosion resistance.
2.Mechanical field: Q355E seamless square tube and Q355E seamless square tube are widely used in the mechanical field to manufacture various mechanical parts, such as bearing seats, brackets, etc., with the advantages of high strength and good corrosion resistance.
3.Petrochemical field: Q355E seamless square tube and Q355E seamless square tube are widely used in the petrochemical field to manufacture various chemical equipment, such as reactors, towers, etc., with the advantages of good corrosion resistance and light weight.
4.Electric power field: Q355E seamless square tube and Q355E seamless square tube are widely used in the power field to manufacture various transmission line towers, support rods, etc., with the advantages of strong bearing capacity and low temperature resistance.
In a word, Q355E seamless square pipe and Q355E seamless square pipe, as an important steel product, have been widely used in various fields. Their advantages include high strength, good corrosion resistance, low temperature resistance, light weight, etc., which can meet the needs of different fields.