Chrome plated Steel bars AISI 431QT Technical Properties.

  • Diameter Tolerance Standard is ISO-f7. We can provide special tolerance at premium price.
  • Roundness – max ½ from the diameter tolerance (½ tol.f7).
  • Surface Roughness is Ra = max 0.20 µm.
  • Surface Hardness – Chrome Layer hardness is 800-1000 HV0,1.
  • Straightness is max 0,7 [mm]/1000 [mm] .
  • Chrome Layer thickness  is minimum 20[µm].

Chrome plated steel bars AISI 431QT corrosion resistance.

  • Standard Corrosion Resistance  is R10/600h according to NSS tests.
  • We can provide higher layer or double chrome layer at premium price.

Steel grade correspondents table AISI 431QT800.

Chemical Composition table AISI 431QT according to EN 10088-3 : 2005

Mechanical Properties table AISI 431QT800 according to EN 10088-3 : 2005

Standard packaging is made with plastic sleeves or cardboard tubes (depending on the product’s diameter).

As an Extra protection with additional cost we can provide also wooden boxes.