How does Duraflex differ from Mild Steel

This article explains the difference between DuraFlex and Mild Steel.  More information can be found in the Article on Steel Grades.

Duraflex is also know as K1042 and K1045  (see below for more detail)


Mild Steel (grade 250/350):

Typical uses:

  • General Fabrication
  • Structural members
  • High-rise buildings
  • Storage Tanks

It’s a medium strength structural steel plate product with nominal yield strength of 250 MPa for grade

250, and nominal strength of 350MPa for grade 350.


Duraflex (or Grade K1042 or K1045*)

Typical uses:

  • General engineering parts
  • Profile cut gears
  • Wear/abrasion applications


A heat treatable plate grade for general engineering applications.

*grade K1042 – made in Australia or New Zealand

*grade K1045 – made Overseas

How does Duraflex differ from Mild Steel was last modified: August 28th, 2015Carolyn Cullin


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