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.

Scheda tecnica AISI 431 Q.T.800/ W.1.4057 Ø 6-500 mm