K44 – 1.4521

K44 – 1.4521

K44 – 1.4521

Our KARA range. A molybdenum-containing 18% chromium Ferritic Stainless Steel stabilised with titanium and niobium.

Main features

Very good resistance to pitting corrosion in chloride media (outperforms 304L (18-9L) and 316L (18-11ML) grades); not sensitive to either stress cracking or intergranular corrosion; low toughness at transition temperatures (even in welded zones); good drawability and weldability; higher thermal conductivity higher and lower thermal expansion coefficient than austenitic grades.

Applications

  • Agrofood industry
  • Hot water tanks
  • Boilers
  • Fume ducts
  • Heat exchangers
  • Sugar and sanitary tubes
  • Photovoltaic frames
  • Solar tanks
  • Solar panels
  • Cooking and catering equipment
  • Water tanks
K44 – 1.4521

Norms

  • ASTM 444
  • UNS S44400
  • EN 1.4521
  • IMDS ID 336837615

Chemical Composition

Typical values

  • C=0.015
  • Si=0.50
  • Mn=0.30
  • Cr=17.17
  • Ti+Nb=0.45

Alphanumerical designation X2CrMoTi18-2

Dimensional range

Coils

  • Thickness: from 0.40 to 4 mm
  • Width: up to 1,500 mm

Sheets, Blanks

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

Discs

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

Precision Strip

  • Thickness: from 0.06 to 2.5 mm
  • Width: from 3 to 700 mm

Precision Sheet

  • Thickness: from 0.20 to 2.5 mm
  • Width: from 40 to 670 mm

Surface finishes

  • Cold rolled
  • 2B, 2R.
  • 2D: please consult.
  • 2R, 2B, 2D, 2H (Precision products)

According to thickness.

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K44 (1.4521)

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