​The JIS G4305 SUS304 cold-rolled stainless steel sheet is a versatile and widely used steel product in the industry, renowned for its excellent corrosion resistance and outstanding mechanical properties. This article aims to provide a comprehensive overview of the product, including its chemical composition, mechanical properties, heat treatment conditions, available size range, low-temperature impact testing, primary applications, and case studies from TJC Steel Group.
Chemical Composition:
The chemical composition of SUS304 is carefully balanced to ensure the material's superior performance. According to JIS G4305, the typical chemical composition is as follows:

• Carbon (C): ≤ 0.08%
• Silicon (Si): ≤ 1.00%
• Manganese (Mn): ≤ 2.00%
• Phosphorus (P): ≤ 0.045%
• Sulfur (S): ≤ 0.030%
• Chromium (Cr): 18.00% - 20.00%
• Nickel (Ni): 8.00% - 10.50%
• Nitrogen (N): ≤ 0.10%
• Iron (Fe): Balance

Mechanical Properties:
SUS304 exhibits excellent mechanical properties, which make it suitable for a variety of applications. The typical mechanical properties are as follows:

• Tensile Strength: ≥ 520 MPa
• Yield Strength (0.2% offset): ≥ 205 MPa
• Elongation (in 50mm): ≥ 40%
• Hardness: ≤ 95 HRB

Heat Treatment Conditions:
The material can be supplied in various heat treatment conditions, including:

• Solution Annealed: The steel is heated to a high temperature and then rapidly cooled to achieve a uniform microstructure and maximum corrosion resistance.
• Cold Rolled: The steel is rolled at room temperature to improve the strength and surface finish.

Available Size Range:
TJC Steel Group offers JIS G4305 SUS304 cold-rolled stainless steel sheets in a wide range of sizes to meet customer requirements. The typical size range is as follows:

• Thickness: 0.3mm - 3.0mm
• Width: 1000mm - 1500mm
• Length: Customizable

Low-Temperature Impact Test:
SUS304 demonstrates good toughness even at low temperatures. The material can be supplied with a low-temperature impact test to ensure its performance in cryogenic applications.
Primary Applications:
Due to its excellent corrosion resistance and mechanical properties, SUS304 is widely used in various industries, including:

• Architecture: Cladding, roofing, and façade applications.
• Automotive: Exhaust systems, mufflers, and trim components.
• Food Processing: Equipment and containers.
• Medical Devices: Surgical instruments and implants.
• Chemical Industry: Piping and vessels.

TJC Steel Group Supply Case Studies:
TJC Steel Group has successfully supplied SUS304 cold-rolled stainless steel sheets to numerous clients, including:

• A leading automotive manufacturer for the production of exhaust systems, where the material's corrosion resistance and strength were crucial.
• A renowned architectural firm for the construction of a high-rise building's façade, where the aesthetic appeal and durability of SUS304 were key factors.
• A chemical processing company that required SUS304 sheets for the fabrication of corrosion-resistant vessels and piping.

In conclusion, JIS G4305 SUS304 cold-rolled stainless steel sheet is a high-quality product that meets stringent industry standards. TJC Steel Group's commitment to quality and customer satisfaction is reflected in its extensive supply experience and the trust placed by clients in their products.
 

​The JIS G4305 SUS301L is a specification for cold-rolled stainless steel sheets that are widely used in various industries due to their excellent corrosion resistance and formability. This article provides a detailed overview of the chemical composition, mechanical properties, heat treatment conditions, available size range, low-temperature impact testing, primary applications, and supply cases from TJC Steel Group.
Chemical Composition:
The chemical composition of SUS301L is carefully balanced to provide the desired mechanical properties and corrosion resistance. According to the JIS G4305 standard, the typical chemical composition is as follows:

• Carbon (C): ≤ 0.15%
• Silicon (Si): ≤ 1.00%
• Manganese (Mn): ≤ 2.00%
• Phosphorus (P): ≤ 0.045%
• Sulfur (S): ≤ 0.030%
• Nickel (Ni): 16.00% - 18.00%
• Chromium (Cr): 16.00% - 18.00%
• Nitrogen (N): ≤ 0.10%
• Iron (Fe): Balance

Mechanical Properties:
SUS301L exhibits outstanding mechanical properties, which are crucial for its applications in demanding environments. The mechanical properties are as follows:

• Tensile Strength: ≥ 520 MPa
• Yield Strength (0.2% offset): ≥ 205 MPa
• Elongation (in 50mm): ≥ 40%
• Hardness: ≤ 95 HRB

Heat Treatment Conditions:
The material can be supplied in various heat treatment conditions to meet specific application requirements. The typical conditions include:

• Solution Annealed: The material is heated to a high temperature and then rapidly cooled to achieve a soft and ductile state.
• Cold Rolled: The material is rolled at room temperature to improve strength and surface finish.

Available Size Range:
TJC Steel Group offers JIS G4305 SUS301L in a wide range of sizes to cater to different customer needs. The available size range includes:

• Thickness: 0.3mm - 3.0mm
• Width: 1000mm - 1500mm
• Length: Customizable based on customer requirements

Low-Temperature Impact Test:
SUS301L is subjected to low-temperature impact testing to ensure its toughness and ductility in cold environments. The material typically meets the following criteria:

• Impact Energy: ≥ 100 J (at -40°C)

Primary Applications:
Due to its excellent properties, SUS301L is used in a variety of applications, including:

• Automotive parts
• Architectural applications
• Kitchen equipment
• Medical instruments
• Chemical processing equipment

Supply Cases from TJC Steel Group:
TJC Steel Group has supplied JIS G4305 SUS301L to numerous clients across different industries. One notable supply case involved the manufacturing of high-quality automotive exhaust systems, where the material's corrosion resistance and formability were crucial. Another case saw SUS301L being used in the construction of a chemical processing plant, where its ability to withstand corrosive environments was paramount.
In conclusion, JIS G4305 SUS301L is a versatile cold-rolled stainless steel sheet that offers a unique combination of strength, corrosion resistance, and formability. TJC Steel Group is a trusted supplier of this material, providing high-quality products and reliable service to customers worldwide.
 

​The JIS G4305 SUS301J1 is a specification for cold-rolled stainless steel sheets that are widely used in various industries due to their excellent mechanical properties and corrosion resistance. This article provides a detailed overview of the chemical composition, mechanical properties, heat treatment conditions, available size range, low-temperature impact testing, primary applications, and supply cases from TJC Steel Group.
Chemical Composition:
The chemical composition of SUS301J1 is carefully balanced to ensure the material's strength and corrosion resistance. The typical chemical composition by weight percentage is as follows:

• Carbon (C): ≤ 0.15%
• Silicon (Si): ≤ 1.00%
• Manganese (Mn): ≤ 2.00%
• Phosphorus (P): ≤ 0.045%
• Sulfur (S): ≤ 0.030%
• Nickel (Ni): 3.50% - 5.50%
• Chromium (Cr): 16.00% - 18.00%
• Nitrogen (N): ≤ 0.25%
• Iron (Fe): Balance

Mechanical Properties:
SUS301J1 offers a good combination of strength and ductility, making it suitable for applications requiring moderate to high strength. The mechanical properties include:

• Tensile Strength: 520 - 850 MPa
• Yield Strength: 270 MPa minimum
• Elongation: 40% minimum
• Hardness: 217 HB maximum

Heat Treatment Conditions:
The material can be supplied in various heat treatment conditions to meet specific application requirements. Common conditions include:

• Solution Annealed: Heat to 1010-1120°C, followed by rapid cooling.
• Cold Worked: The material can be cold-rolled to increase the strength and reduce the thickness.

Available Size Range:
TJC Steel Group offers SUS301J1 in a wide range of sizes to cater to different customer needs. The typical size range includes:

• Thickness: 0.3mm - 3.0mm
• Width: 1000mm - 1500mm
• Length: Customizable based on customer requirements

Low-Temperature Impact Test:
SUS301J1 is subjected to low-temperature impact testing to ensure its toughness and ductility in cold environments. The material typically exhibits good impact strength at temperatures as low as -40°C.
Primary Applications:
Due to its unique properties, SUS301J1 is used in a variety of applications, including:

• Automotive parts
• Architectural components
• Kitchenware
• Medical equipment
• Industrial machinery

TJC Steel Group Supply Cases:
TJC Steel Group has supplied SUS301J1 to numerous clients, including:

• A leading automotive manufacturer for exhaust systems
• A renowned architectural firm for cladding panels
• A kitchenware company for high-quality cutlery

Conclusion:
JIS G4305 SUS301J1 is a versatile cold-rolled stainless steel sheet that offers a combination of strength, corrosion resistance, and formability. TJC Steel Group has a proven track record of supplying this material to various industries, ensuring customer satisfaction through high-quality products and reliable service.
 

JIS G4305 SUS302B is a type of cold-rolled stainless steel sheet that is widely recognized for its excellent corrosion resistance and high-temperature strength. This grade is specified by the Japanese Industrial Standard (JIS) and is commonly used in various industries due to its balanced chemical composition and mechanical properties.
Chemical Composition:
The chemical composition of SUS302B is carefully controlled to ensure its performance and durability. The typical chemical composition includes:

• Carbon (C): 0.15% max
• Silicon (Si): 1.00% max
• Manganese (Mn): 2.00% max
• Phosphorus (P): 0.045% max
• Sulfur (S): 0.030% max
• Nickel (Ni): 8.00-10.00%
• Chromium (Cr): 17.00-19.00%
• Nitrogen (N): 0.10% max

Mechanical Properties:
The mechanical properties of SUS302B are as follows:

• Tensile Strength (MPa): 520
• Yield Strength (MPa): 205
• Elongation (%): 40
• Hardness: 269 HB max

These properties make SUS302B suitable for applications requiring both strength and ductility.
Heat Treatment Conditions:
SUS302B is typically supplied in the annealed condition to ensure optimal formability and corrosion resistance. The recommended heat treatment is solution annealing at 1010-1120°C, followed by rapid cooling.
Available Dimensions:
TJC Steel Group offers SUS302B cold-rolled stainless steel sheets in a wide range of sizes to meet various customer requirements. The available dimensions include:

• Thickness: 0.3mm - 3.0mm
• Width: 1000mm - 1500mm
• Length: Customizable

Low-Temperature Impact Test:
SUS302B demonstrates good toughness even at low temperatures, with an impact value that meets or exceeds industry standards when subjected to a Charpy V-notch test at -196°C.
Main Applications:
Due to its excellent properties, SUS302B is commonly used in applications such as:

• Chemical processing equipment
• Food processing machinery
• Medical instruments
• Architectural applications
• Automotive parts

TJC Steel Group Supply Cases:
TJC Steel Group has supplied SUS302B cold-rolled stainless steel sheets to numerous clients, including a notable project for chemical processing equipment where the material's corrosion resistance was crucial. Our ability to provide custom sizes and excellent service has led to long-term partnerships with many industry leaders.
In conclusion, JIS G4305 SUS302B is a versatile and reliable cold-rolled stainless steel sheet that meets the demands of various high-performance applications. TJC Steel Group is committed to delivering high-quality SUS302B products and services to our customers worldwide.