409 Stainless Steel Plate

409 stainless steel plate is a general purpose stainless steel product and Kloeckner Metals proudly supplies it nationwide throughout our network of 40+ branches.

Download Spec Sheet
image

Typical Standards

GradeSizes Routinely Stocked
ThicknessWidthLength
409Inquire for sizes

General Info About 409

409 stainless steel plate is a general purpose ferritic stainless steel that is mainly used for automotive exhaust systems. It is a chromium titanium stabilized stainless steel that protects against oxidation at elevated temperatures and atmospheric conditions.

More Details About 409

  • Advantages/Disadvantages

    This stainless steel grade demonstrates mechanical properties that offer key advantages in the automotive and agriculture industries. This includes superior protection against exhaust gas as well as atmospheric corrosion at elevated temperatures. These mechanical properties outweigh this stainless steel’s appearance, however. It is not recommended for decorative applications.

  • Industries

    The automotive and agriculture industries are the most common industries for this stainless steel grade.

  • Applications

    Applications that require oxidation resistance at elevated temperatures and medium strength are best for this stainless steel grade. It is primarily purposed in automotive exhaust systems for things like tailpipes, mufflers, and converters. It is also found in non-automotive exhaust systems, heat exchangers, silencers, agricultural spreaders, and furnace components.

  • Machining

    It has excellent machinability.

  • Welding

    It is weldable.

  • Heat Treatment

    It is not heat treatable.

Chemical Properties

CMnPSSiCrNiTi
0.08% max1.00% max0.045%0.045% max1.00% max10.5 - 11.75%0.05%0.48 - 0.75%

Mechanical Properties

Mechanical Properties
MetricImperial
Tensile Strength, Ultimate380 MPa55 ksi
Tensile Strength, Yield207 MPa30 ksi
Elongation at Break (in 2")20%20%
Rockwell HardnessB95B95

Frequently Asked Questions

  • Is this stainless steel grade magnetic?

    ANSWER:

    Yes. Ferritic stainless steels are magnetic.

  • What is the melting range for this stainless steel grade?

    ANSWER:

    409 stainless steel melts between 2500°F and 2590°F.

Related Blog Posts

4 Little-Known Facts About Stainless Steel

Chromium Stainless Steel plays a unique role in metallurgy. Stainless steels are first and...

Read More

Chromium: Putting the “Stainless” in “Stainless Steel”

When you think of chromium, you probably think of chromium plating, a.k.a. chrome. It...

Read More

"Appliance Manufacturers in the US Poised for Good Year"

This article originally appeared in Metal Center News on March 15, 2018. With housing...

Read More

Know the Differences Between 304 Stainless Steel vs 316

When looking at 304 stainless steel vs 316, it is hard to notice the...

Read More

When to Use Aluminum vs Stainless Steel

Stainless steel and aluminum are two of the most popular metals used for manufacturing....

Read More

Your Guide to Austenitic Stainless Steels

Classes of stainless steel are organized by their crystalline structure, which describes how their...

Read More

Additional Stainless Steel Grades

316L Stainless Steel Plate
316L stainless steel plate is a widely...
201/201LN Stainless Steel Plate
201/201LN stainless steel plate is an austenitic...
304/304L Stainless Steel Plate
304/304L stainless steel plate is one of...

X

Outdated or Unsupported Browser Detected

The Kloeckner Metals website uses modern technologies. Unfortunately, your browser doesn't support those technologies.

Download the latest version of one of these browsers to experience the site:

Do Not Remind Me Later