JIS G4305 SUS301L Cold-Rolled Stainless Steel Sheet

​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.