K45 -1.4621

K45 -1.4621

K45 -1.4621

A KARA range. A molybdenum-containing niobium-stabilised 18% chromium Ferritic Stainless Steel.

Main features

Resistant to pitting corrosion (equivalent to grade 1.4301, Type 304), suitable for use in moderately aggressive industrial and urban environments, good resistance to salt spray test, excellent polishability, good mechanical properties at high temperatures.


  • Automotive: internal and external decorative trims, model name plates, sill and door protectors, roof rails, hub caps and lock-nuts, various fasteners and accessories
  • External parts of refrigerated trailers
  • Household appliances and domestic equipment
  • Cookware
  • Commercial food equipment, catering equipment and parts
  • Elevator doors and cabins
  • Construction: traditional roofing, roofing profiles, self-supporting trays, façades, cassette panels, composite panels, street furniture, decoration, accessories
K45 -1.4621


  • ASTM 445
  • UNS S44500
  • EN 1.4621
  • IMDS ID 336852550

Chemical Composition

Typical values

  • C=0.015
  • Si=0.25
  • Mn=0.25
  • Cr=20.20
  • Nb=0.45
  • Cu=0.45

Alphanumerical designation X2CrNbCu21

Dimensional range


  • Thickness: from 0.40 to 4 mm
  • Width: up to 1,524 mm according to thickness

Sheets, Blanks

  • Thickness: from 0.40 to 4 mm
  • Width: up to 1,250 mm according to thickness


  • Thickness: from 0.38 to 2.50 mm
  • Diameter: from 15 to 1,000 mm

Surface aspects

  • Cold rolled
  • 2R. For 2B/2D: please consult
  • Hot rolled: please consult

According to thickness.


Whether you need a certificate or more information, you can download all our product brochures, specifications, e-books, and related materials here.
K45 (1.4621)

Add This Product to Your Basket

To request a quote, simply add this product to your basket.

Additionnal services

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