Description of 409 409L Cold Rolled Stainless Steel Coil (0.2mm-8mm):

• Thickness: 0.2mm – 8.0mm
• Width: 600mm – 2000mm, the narrowed products pls check in strip products
• Max Coil Weight: 25MT
• Coil ID: 508mm,610mm
• Finish: 2B,2D
• Other Names of 409 Steel: 1.4512  S40930  0Cr11Ti
• 409 Chemical Components: C：≤0.08 ，Si ：≤1.0 Mn ：≤1.0 ， S ：≤0.03 ，P ：≤0.045, Cr ：10.5～11.7 ，Ni ：0.5 Max，Ti: 6xC – 0.75
• 409 Mechanical Properties :

1. Tensile strength :  > 380 Mpa
2. Yield Strength :  >205 Mpa
3. Elongation (%):  > 20%
4. Hardness: < HRB88

• Bending Angle: 180 degree
• Other Names of 409L Steel: SUH409L   S40903  00Cr11Ti  022Cr11Ti
• 409L Chemical Components: C：≤0.03 ，Si ：≤1.0 Mn ：≤1.0 ， S ：≤0.03 ，P ：≤0.045, Cr ：10.5～11.7 ，Ni ：0.5 Max，Ti: 6xC – 0.75
• 409L Mechanical Properties:

1. Tensile strength:  > 380 Mpa
2. Yield Strength:  >205 Mpa
3. Elongation (%):  > 20%
4. Hardness: < HRB88

• Bending Angle: 180 degree

409 Cold Rolled Stainless Steel Coils vs 409L Cold Rolled Stainless Steel Coils

The 409 and 409L cold-rolled stainless steel coils differ in their properties, characteristics, and applications.

In terms of properties, 409 stainless steel is a common ferrite stainless steel used in machinery, construction, and other engineering applications. On the other hand, 409L stainless steel has stronger corrosion resistance, high-temperature tolerance, and fatigue resistance, making it suitable for improving the lifespan and lightweighting of exhaust system components.

Characteristically, the high temperature resistance of 409L makes it suitable for use in high-efficiency engines and exhaust systems. It can also reduce the thickness of the exhaust system, thereby reducing emissions. Additionally, the presence of austenite grains in 409 stainless steel significantly improves its mechanical properties. By adding various alloying elements, its strength and hardness are also significantly enhanced.

In terms of applications, the least expensive grade of 409 stainless steel is often used as automotive exhaust pipes. On the other hand, 409L stainless steel is primarily used in the manufacturing of automotive exhaust treatment devices. It offers cost-effectiveness, good flexibility, high yield, and ease of replacement, making it an environmentally friendly new product.

Overall, the 409 and 409L cold-rolled stainless steel coils have unique properties and applications. The choice of material depends on the specific application requirements.

As a leading supplier of stainless steel products, Sino Stainless Steel provides customers with high quality 409 409L Cold Rolled Stainless Steel Coilds and other stainless steel products such as stainless steel sheets, stainless steel channel bars, stainless steel strips, stainless steel wires, stainless steel angel bars, and carbon steel tubes at a very competitive price!

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