JIS G3461 is a Japanese industrial standard for seamless steel pipes used in boiler and heat exchanger applications, particularly in high-temperature and high-pressure environments. It covers grades like STBA12, STBA13, and STBA20, made from carbon and alloy steels, ensuring excellent strength, oxidation resistance, and durability. These pipes are manufactured through hot or cold... moreJIS G3461 Standard Seamless Steel Pipe Supplier https://www.svsteelpipe.com/standard/jis-g3461.html #jis#g#3461
JIS G3461 is a Japanese industrial standard for seamless steel pipes used in boiler and heat exchanger applications, particularly in high-temperature and high-pressure environments. It covers grades like STBA12, STBA13, and STBA20, made from carbon and alloy steels, ensuring excellent strength, oxidation resistance, and durability. These pipes are manufactured through hot or cold forming processes, ensuring precise dimensions and surface quality.
JIS G3461 pipes undergo rigorous testing for mechanical properties, chemical composition, and hydrostatic performance. They are widely used in power plants, refineries, and industrial systems, providing reliable performance under extreme conditions.
Types of JIS G3461 Standard Seamless Steel Pipe
Boiler Steel Pipe
Heat Exchanger Pipes
JIS G3461 specifies carbon steel tubes for boilers and heat exchangers. The details of its standard grades, material grades, chemical compositions and mechanical properties are as follows:
Standard and Material Grades
Standard Grades: Tubes are classified under the JIS G3461 standard.
Material Grades: Include STB340, STB410 and STB510.
Chemical Compositions
STB340: Carbon (C) content is ≤0.18%, Silicon (Si) content is ≤0.35%, Manganese (Mn) content is 0.30 - 0.60%, Phosphorus (P) content is ≤0.035% and Sulfur (S) content is ≤0.035%.
STB410: Carbon (C) content is ≤0.32%, Silicon (Si) content is ≤0.35%, Manganese (Mn) content is 0.30 - 0.80%, Phosphorus (P) content is ≤0.035% and Sulfur (S) content is ≤0.035%.
STB510: Carbon (C) content is ≤0.25%, Silicon (Si) content is ≤0.35%, Manganese (Mn) content is 1.00 - 1.50%, Phosphorus (P) content is ≤0.035% and Sulfur (S) content is ≤0.035%.
Mechanical Properties
STB340: The yield strength is ≥175 MPa, the tensile strength is ≥340 MPa, and the elongation is ≥35%. The Rockwell hardness is 77 max.
STB410: The yield strength is ≥255 MPa, the tensile strength is ≥410 MPa, and the elongation is ≥25%. The Rockwell hardness is 79 max.
STB510: The yield strength is ≥295 MPa, the tensile strength is ≥510 MPa, and the elongation is ≥25%. The Rockwell hardness is 92 max.
Advantages of JIS G3461 Seamless Pipes
JIS G3461 seamless pipes offer exceptional strength, durability, and resistance to high temperatures and pressures. Their seamless design ensures structural uniformity, reducing mechanical stress and corrosion risks. The smooth internal surface enhances flow efficiency, making them ideal for high-performance applications in demanding environments.
Applications of JIS G3461 Seamless Pipes
JIS G3461 seamless pipes are widely used in power generation (boiler tubes, superheaters), petrochemicals (corrosive fluid transport), and construction (structural components). Their reliability under extreme conditions makes them essential in industries requiring high strength, corrosion resistance, and longevity.
JIS G3456 is a Japanese industrial standard for carbon and alloy steel seamless pipes used in high-temperature and high-pressure service, such as pipelines and heat exchangers. It includes grades like STPT370, STPT410, and STPT480, designed for strength, durability, and resistance to oxidation and scaling. These pipes are manufactured through hot or cold forming processes, ensuri... moreJIS G3456 Standard Seamless Steel Pipe Supplier https://www.svsteelpipe.com/standard/jis-g3456.html #jis#g#3456
JIS G3456 is a Japanese industrial standard for carbon and alloy steel seamless pipes used in high-temperature and high-pressure service, such as pipelines and heat exchangers. It includes grades like STPT370, STPT410, and STPT480, designed for strength, durability, and resistance to oxidation and scaling. These pipes are manufactured through hot or cold forming processes, ensuring precise dimensions and excellent surface quality.
JIS G3456 pipes undergo rigorous testing for mechanical properties, chemical composition, and hydrostatic performance. They are widely used in power plants, refineries, and industrial systems, providing reliable performance under demanding conditions.
Types of JIS G3456 Standard Seamless Steel Pipe
High Temperature Pipe
JIS G3456 is a Japanese standard for carbon steel pipes for high-temperature service. The details of its standard grades, material grades, chemical compositions and mechanical properties are as follows:
Standard and Material Grades
Standard Grades: JIS G3456 seamless pipes are classified under the JIS G3456 standard.
Material Grades: Mainly include STPT370, STPT410 and STPT480.
Chemical Compositions
STPT370: Carbon (C) content is ≤0.25%, Silicon (Si) content is 0.10 - 0.35%, Manganese (Mn) content is 0.30 - 0.90%, Phosphorus (P) content is ≤0.035% and Sulfur (S) content is ≤0.035%.
STPT410: Carbon (C) content is ≤0.30%, Silicon (Si) content is 0.10 - 0.35%, Manganese (Mn) content is 0.30 - 1.00%, Phosphorus (P) content is ≤0.035% and Sulfur (S) content is ≤0.035%.
STPT480: Carbon (C) content is ≤0.33%, Silicon (Si) content is 0.10 - 0.35%, Manganese (Mn) content is 0.30 - 1.00%, Phosphorus (P) content is ≤0.035% and Sulfur (S) content is ≤0.035%.
Mechanical Properties
STPT370: The yield strength is ≥216 MPa, the tensile strength is ≥373 MPa, and the elongation is ≥30% (longitudinal), ≥25% (transverse).
STPT410: The yield strength is ≥245 MPa, the tensile strength is ≥412 MPa, and the elongation is ≥25% (longitudinal), ≥20% (transverse).
STPT480: The yield strength is ≥275 MPa, the tensile strength is ≥481 MPa, and the elongation is ≥25% (longitudinal), ≥20% (transverse).
Advantages of JIS G3456 Seamless Steel Pipe
JIS G3456 seamless steel pipes are designed for high-temperature and high-pressure applications, offering excellent strength and durability. They are available in various grades (STPT370, STPT410, STPT480) to meet different industrial needs. These pipes are manufactured from killed steel, ensuring high purity and uniformity. They also exhibit good weldability and formability, making them suitable for a wide range of fabrication processes.
Applications of JIS G3456 Seamless Steel Pipe
JIS G3456 seamless steel pipes are extensively used in industries requiring high-temperature and high-pressure performance. They are commonly used in power generation for boiler and turbine systems, in chemical processing for transporting high-temperature fluids and gases, and in petrochemical industries for refineries and processing plants. These pipes are also used in thermal power plants, paper mills, and other applications where reliable performance under extreme conditions is crucial.
JIS G3454 is a Japanese industrial standard for carbon steel seamless pipes used in high-temperature and high-pressure applications, such as boilers and heat exchangers. It covers grades like STB340, STB410, and STB510, which are designed for strength, durability, and resistance to oxidation and scaling. These pipes are manufactured through hot or cold forming processes, ensuring p... moreJIS G3454 Standard Seamless Steel Pipe Supplier https://www.svsteelpipe.com/standard/jis-g3454.html #jis#g3454
JIS G3454 is a Japanese industrial standard for carbon steel seamless pipes used in high-temperature and high-pressure applications, such as boilers and heat exchangers. It covers grades like STB340, STB410, and STB510, which are designed for strength, durability, and resistance to oxidation and scaling. These pipes are manufactured through hot or cold forming processes, ensuring precise dimensions and excellent surface quality.
JIS G3454 pipes undergo rigorous testing for mechanical properties, chemical composition, and hydrostatic performance. They are widely used in power plants, refineries, and industrial systems, providing reliable performance under demanding conditions.
Types of JIS G3454 Standard Seamless Steel Pipe
Oil and Gas Pipeline
JIS G3454 is a Japanese standard for carbon steel pipes for pressure service. The details of its standard grades, material grades, chemical compositions and mechanical properties are as follows:
Standard and Material Grades
The standard grades of JIS G3454 seamless pipes mainly include STPG370 and STPG410.
Chemical Compositions
STPG370: Carbon (C) content is ≤0.25%, Silicon (Si) content is ≤0.35%, Manganese (Mn) content is 0.30 - 0.90%, Phosphorus (P) content is ≤0.040% and Sulfur (S) content is ≤0.040%.
STPG410: Carbon (C) content is ≤0.30%, Silicon (Si) content is ≤0.35%, Manganese (Mn) content is 0.30 - 1.00%, Phosphorus (P) content is ≤0.040% and Sulfur (S) content is ≤0.040%.
Mechanical Properties
STPG370: The yield strength is ≥216 MPa, the tensile strength is ≥370 MPa, and the elongation is ≥30%.
STPG410: The yield strength is ≥245 MPa, the tensile strength is ≥410 MPa, and the elongation is ≥25%.
Advantages of JIS G3454 Seamless tubes
High pressure resistance and excellent sealing performance, which can ensure the safe operation of pipelines under high pressure.
Good corrosion resistance and high temperature resistance, prolonging the service life in harsh environments.
High dimensional accuracy and smooth inner and outer surfaces, reducing fluid resistance.
Applications of JIS G3454 Seamless tubes
Widely used in the petroleum and natural gas industry for oil and gas transportation pipelines.
Applied in power plants for steam and water pipelines due to its high temperature and pressure resistance.
Also used in chemical industry pipelines to transport various corrosive media.
What Is Jis Flange?
JIS (Japanese Industrial Standards) flanges are a set of standards for flanges used in Japan. These standards are similar to the flange standards used in other countries, suc...
