Mechanical properties and physical properties of S31609 stainless steel.
S31609 stainless steel is an austenitic stainless steel with excellent mechanical and physical properties. Its mechanical and physical properties are mainly manifested in the following aspects:
1. High strength and high plasticity.
S31609 stainless steel has high yield strength and tensile strength, its yield strength range is between 310-480MPa, and the tensile strength range is between 520-740MPa. At the same time, the stainless steel also has good plasticity, such as high elongation and section shrinkage. This high strength and high plasticity make S31609 stainless steel have good impact and shock resistance, and can meet the requirements of various complex environments.
2. Good corrosion resistance.
S31609 stainless steel is a molybdenum-containing stainless steel, and its molybdenum content is high, reaching about 6%. This molybdenum-containing stainless steel has good corrosion resistance, especially in reducing and oxidizing media. In addition, S31609 stainless steel also has good resistance to intergranular corrosion and stress corrosion cracking, and can be used stably for a long time in various complex environments.
3. Excellent low-temperature performance.
S31609 stainless steel exhibits good mechanical and physical properties in low temperature environment. Its impact energy can still reach more than 34J at -273, which indicates that the stainless steel has good low-temperature toughness. At the same time, the brittle transition temperature of S31609 stainless steel is low, generally below -196, which is suitable for use in various extremely cold environments.
Fourth, good processing performance.
S31609 stainless steel has good processing performance and can be welded, bent, cutting and other processing operations. During the welding process, the stainless steel is prone to welding problems such as intergranular corrosion and thermal cracks, and corresponding measures need to be taken to prevent and control. At the same time, S31609 stainless steel has good cutting performance and can be smoothly processed.
5. Excellent physical properties.
The physical properties of S31609 stainless steel include thermal conductivity, magnetism, thermal expansion coefficient, etc. This stainless steel has a high thermal conductivity and has good thermal conductivity. At the same time, S31609 stainless steel is a non-magnetic material with low permeability. Its magnetic properties are relatively stable under various temperature and magnetic field conditions. In addition, S31609 stainless steel has a small coefficient of thermal expansion and a small amount of expansion during heating, which is conducive to maintaining its dimensional stability.
In summary, S31609 stainless steel has excellent mechanical and physical properties, which can meet the requirements of various complex environments. In practical application, the appropriate S31609 stainless steel material should be selected according to the specific use requirements and working conditions, and the corresponding processing and treatment should be carried out to achieve the best use effect. At the same time, for occasions that require long-term stable use, regular maintenance and inspection of S31609 stainless steel should be carried out to ensure that it can maintain good mechanical and physical properties for a long time.