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SS 409L Plate

409l plateWe are well-known exporter and supplier of best quality Stainless Steel 409L Plate in India & Worldwide. This grade of SS plate is designed to meet various industries standards and norms and we supply this SS product with different sizes, thickness, and dimensions or as per the client’s demand.  The SS 409L product offers various features like high strength, long service life, durable, corrosion resistance, ease of fabrication and are utilizes in automotive exhaust and other non-automotive applications. The SS 409L grade is ferritic and stabilized in natures that is why it is widely used in many applications.

These Stainless Steel 409 L Plates are tested well under various parameters to ensure its quality and delivery within a short period of time.

Product Specifications

Specifications Properties
Standard ASTM / ASME A240 / SA240
Thickness 0.1mm to 12 mm Thk
Size 1000 mm x 2000 mm, 1220 mm x 2440 mm, 1500 mm x 3000 mm, 2000 mm x 2000 mm, 2000 mm x 4000 mm, Custom Size Stainless Steel plates available
Finish Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8)
Hardness Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc

Chemical Properties

Element SS 409L plate
C 0.03 Max
MN 1.0 Max
P 0.04 Max
S 0.02 Max
Si 1.0 Max
Ni 0.5 Max
Cr 11.7 Max
N 0.03 Max
Nb 0.17 Max
Ti 0.5 Max

Mechanical Properties

Element SS 409L plate
Density 7.8 g/cm3
Specific Heat at 23-100ºC J/Kg-K 458
Electrical resistivity Ω-m 590
Thermal conductivity W/m. K(100 C) 25.4
Mean Co-efficient of Thermal Expansion(25ºC-100ºC)(/°C) 11.2x 10-6


  • Aircraft components
  • Fertilizers Industry
  • Heat Exchangers
  • Architectural
  • Aerospace Industry
  • Food Processing and handling
  • Nuclear Power Plant Industry


  • Corrosion resistance
  • Resistance to oxidation
  • Excellent resistance to high temperature, exhaust gas and atmospheric corrosion
  • Heat treatment
  • Suitable for welding
  • Good flexibility and excellent formability