Properties

Properties


Mechanical properties

The values shown for the mechanical properties in the table below are for test pieces taken transverse to the rolling direction:

  Test direction
DD13WR (typical properties) Transverse Longitudinal
Yield strength ReL (N/mm²) 271 252
Tensile strength Rm (N/mm²) 379 369
Elongation (%),  t > 3mm 38.4 40.3
Not in EN 10111: 2008. Tata Steel’s own specification.
t - material thickness in mm

 

Chemical composition

Hot-rolled steel for forming meets the requirements of the cast analysis in the standard as shown in the table below:

EN 10111: 2008 Grade DD13WR
C Max. 0.068
Mn Max. 0.036
P Max. 0.012
S Max. 0.0065
Not in EN 10111: 2008. Tata Steel’s own specification.
All values in weight%.