409A – 1.4512

409A – 1.4512

409A – 1.4512

(South America offer) An extra low carbon titanium-stabilised, Chromium Ferritic Stainless Steel.

Main features

Good weldability, easy to form (similar to low alloy steels), good resistance to corrosion (in both natural and slightly aggressive environments) and oxidation (up to 800°C). Delivered by Aperam South America.

Applications

  • Automotive exhaust systems: manifolds, down-pipes, converter casings, mufflers, etc.
  • Welded structures exposed to relatively mild corrosion conditions or temperatures under 750°C
409A – 1.4512

Norms

  • AISI 409
  • UNS S40900
  • EN 1.4512
  • IMDS ID 336833190

Chemical Composition

Typical values

  • C=0.008
  • Si=0.5
  • Mn=0.16
  • Cr=10.9
  • P=0.03
  • S=0.001
  • Ti=0.16
  • N=0.008

Alphanumerical designation X2CrTi12

Dimensional range

Coils

  • Thickness: from 0.4 to 6.5 mm
  • Width: from 1,000 to 1,300 mm

Tubes

  • Diameter: from 31.75 to 127 mm
  • Thickness: from 1 to 3 mm

Sheets

  • Thickness: up to 6.5 mm
  • Width: from 1,000 to 1,300 mm

Surface finishes

  • Cold rolled & Hot rolled
  • NR1/1D, 2D, 2B

According to thickness.

Additionnal services

To contact us about product availability and delivery, please choose the most relevant criteria below:
Scroll to top