Corrosion Resistant Cold Rolled 321 Stainless Steel Plate with Bright Surface Finish

Certification AISI
Minimum Order Quantity 40 kg
Price US $2.41-3.21 / kg
Product Details
Model NO. 321 Shape Flat
Technique Cold Rolled Surface Treatment Bright
Specification 1220*2440, 1500*3000, 1500*6000, 2000*6000mm Thickness Cold Rolled 0.5-3.0 Mm, Hot Rolled 3.0-80.0 Mm
Standard Size Cold Rolled 1000*2000mm 1219*2438mm, Hot Rolled 1500*3000mm 1500*6000mm 1800*6000mm 2000*6000mm Finish SATIN, 2B, 2D, BA NO (8), CR, HR, No.1, 1D, No.4, BA, 8K, Hairline, Brush, Mirror
Forms / Shapes Plate, Sheet, Coils, Foils, Strip, Flats, Clad Plate, Plain Sheet, Rolling Sheet, Rolling Plate, Flat Shim, Flat Sheet, Shim Sheet, Rolls, Blank (Circle) Tensile Strength 515 MPa Min
Yield Strength 205 MPa Min Elongation 40% Min
Hardness Rockwell B 95 Max Hardness Brinell 217 Max
Composition C: 0.08 Max, Mn: 2.00 Max, Si: 0.75 Max, P: 0.045 Max, S: 0.030 Max, Cr: 17.0-19.0, Ni: 9.0-12.0, N: 0.10 Max, Ti: 5(C+N)-0.70
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Corrosion Resistant Stainless Steel Plate

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Cold Rolled 321 Stainless Steel Sheet

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Bright Surface 1.4541 Stainless Steel Plate

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Product Description
Corrosion Resistant Stainless Steel Plate Grade 321 / 1.4541
Product Specifications
Product Type 321 Stainless Steel Sheet, 321 Stainless Steel Plate
Specification ASTM A240 / ASME SA240 JIS G4305 / EN 10088-2 / GB 24511
Thickness Cold rolled: 0.5-3.0 mm
Hot rolled: 3.0-80.0 mm
Standard Size Cold rolled: 1000×2000mm, 1219×2438mm
Hot rolled: 1500×3000mm, 1500×6000mm, 1800×6000mm, 2000×6000mm
Finish Satin, 2B, 2D, BA NO (8), Cold rolled sheet (CR), Hot rolled plate (HR), No.1 finish hot rolled, 1D, No.4, BA, 8K, hairline, brush, mirror, etc.
Brand TISCO, BAOSTEEL, POSCO, JISCO, DONGTE
Forms / Shapes Plate, Sheet, Coils, Foils, Strip, Flats, Clad Plate, Plain Sheet, Rolling Sheet, Rolling Plate, Flat Shim, Flat Sheet, Shim Sheet, Rolls, Blank (Circle), sheared, annealed, soft annealed, descaled, tread plate, Checker Plate
Other Trade Names SS 321, SUS 321, Inox 321, DIN 1.4541, UNS S32100, AISI 321, SAE 321 Sheet
Our Services Laser cutting, Fire cutting, bending, Surface polishing, PVC film cover
Material Overview

Grades 321 and 347 are austenitic 18/8 steels (similar to Grade 304) stabilized by Titanium (321) or Niobium (347) additions. These grades resist intergranular corrosion after heating within the carbide precipitation range of 425-850°C. Grade 321 is ideal for applications up to 900°C, offering high strength, scaling resistance, phase stability, and subsequent aqueous corrosion resistance.

Grade 321H features higher carbon content for improved high-temperature strength. While 321 has excellent forming and welding characteristics, it is not recommended as a welding consumable due to titanium's poor transfer across high-temperature arcs. Grade 347 serves as the standard consumable for welding 321.

Chemical Composition
Grade C Mn Si P S Cr Ni Other
321 ≤0.08 ≤2.00 ≤0.75 ≤0.045 ≤0.030 17.0-19.0 9.0-12.0 Ti=5(C+N) min, 0.70 max
321H 0.04-0.10 ≤2.00 ≤0.75 ≤0.045 ≤0.030 17.0-19.0 9.0-12.0 Ti=4(C+N) min, 0.70 max
Mechanical Properties
Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50 mm) min Hardness Rockwell B (HR B) max Hardness Brinell (HB) max
321 515 205 40 95 217
321H 515 205 40 95 217
Grade Specification Comparison
Grade UNS No British BS Euronorm No Japanese JIS
321 S32100 321S31 1.4541 SUS 321
321H S32109 321S51 1.4878 SUS 321H
Typical Applications
  • Aircraft piston engine manifolds
  • Expansion joints
  • Firearms production
  • Thermal oxidizers
  • Refinery equipment
  • High temperature chemical process equipment
Product Images
Corrosion Resistant Cold Rolled 321 Stainless Steel Plate with Bright Surface Finish 0
Corrosion Resistant Cold Rolled 321 Stainless Steel Plate with Bright Surface Finish 1
About Our Company

GMS is a medium-sized professional company integrating wholesale sales and processing of stainless steel materials, providing customers with comprehensive services including sales, processing, and logistics distribution.

Our products serve numerous industries including nuclear power engineering, petrochemical, electric furnace, boiler, pressure vessel, electric heating equipment, textile, pharmaceutical, mechanical equipment, kitchen equipment, solar energy, and papermaking equipment.

Main products include: 321, 310s, 309S, 316L, 304, 316TI, 410S, 202, 201, 904L, 317L, 2205, 2304 duplex stainless steel, as well as 800H, 600H high nickel alloys. We maintain over 3000 tons of standing stock and can arrange special orders for unique requirements.

Additional services include embossing (domestic and Japanese), mirror polishing, plate polishing, grinding, flattening, and cutting (laser, water knife, plasma) to meet diverse customer needs.