Spherical tanks at Low temperatureapplication-JIS G3115 SPV490

1.What are the chemical composition of JIS G3115 SPV490 for spherical tanks at loe temperatureapplication?

2.In which fields is JIS G3115 SPV490 mainly applied?

Petroleum and Chemical Industry

SPV490 boiler and pressure vessel steel plates are widely used in various equipment in the petroleum and chemical industry, such as reactors, separators, and storage tanks. In these devices, SPV490 steel plates can withstand high temperatures, high pressures, and corrosive media, ensuring the safe operation of the equipment.

Power Industry

In the power industry, SPV490 boiler and pressure vessel steel plates are widely used in equipment such as boilers and steam turbines. It can withstand high temperatures, high pressures, and oxidative corrosion, ensuring the long-term stable operation of the equipment. Additionally, SPV490 steel plates also have broad application prospects in nuclear power equipment.

Machinery Manufacturing Industry

SPV490 boiler and pressure vessel steel plates have excellent mechanical properties and processability, thus being widely used in the machinery manufacturing industry. For example, they can be used to manufacture high-performance mechanical components such as various hydraulic cylinders and compressor cylinders. In these components, SPV490 steel plates can withstand high pressure, high stress, and corrosive media, ensuring the long-term stable operation of mechanical equipment.

3.What are the performance characteristics of JIS G3115 SPV490?

Mechanical Properties

SPV490 boiler and pressure vessel steel plates exhibit high strength and toughness. After appropriate heat treatment, their tensile strength, yield point, and elongation meet relevant standard requirements. Additionally, they demonstrate excellent low-temperature impact toughness, maintaining good impact resistance even at lower temperatures.

Corrosion Resistance

SPV490 steel plates offer good corrosion resistance, particularly in acidic environments. This is primarily due to a dense oxide film on their surface, which effectively prevents the penetration of corrosive media and extends the service life of the steel plates.

Processability

SPV490 steel plates possess favorable processability. They do not exhibit significant deformation or cracking after processing such as shearing, bending, and welding. Moreover, they have excellent weldability, meeting the requirements of various welding processes.