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DD12 | 1.0398

Grade DD12 belongs to the DD grade family and offers you good cold formability for your applications.

Mild low-carbon steel for cold forming

Properties according to DIN EN 10 111

Steel type

Short designationVDA239-100Material number
DD12-1.0398

Mechanical properties (transverse)

Lower yield strength 1) MPa ReLTensile strength Rm MPa max.Elongation at fracture A80 % min.Elongation at fracture A 5% min.
1.0 mm ≤ e < 2 mm2 mm ≤ e < 11 mm1.0 mm ≤ e < 1.5 mm1.5 mm ≤ e < 2 mm2 mm ≤ e < 3 mm3 mm ≤ e < 11 mm
170–340170–32042024252630

Chemical composition (heat analysis)

Percentage by weight % max.
CMnPS
0.100.450.0350.035

1) Where the upper yield strength is not defined, Rp0.2 shall be applicable instead of ReL.