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Bake-hardening steels

Steel grade according to

VDA 239-100 DIN EN 10346 Steel grade no.
CR180BH HX180BD 1.0914
CR210BH HX220BD 1.0919
CR240BH HX260BD 1.0924
HX300BD 1.0930

Mechanical properties acc. to DIN EN 10346 (transverse)

Yield strength, ReL or Rp0,2 transverse Tensile strength Rm transverse Fracture elongation, A80 transverse Vertical anisotropy  r90 Hardening exponent n90 BH2 transverse
MPa MPa % MPa
HX180BD 180 - 240 290 - 360 ≥ 34 ≥ 1.5 ≥ 0.16 ≥ 30
HX220BD 220 - 280 340 - 400 ≥ 32 ≥ 1.2 ≥ 0.15 ≥ 30
HX260BD 260 - 320 360 - 440 ≥ 28 - - ≥ 30
HX300BD 300 - 360 400 - 480 ≥ 26 - - ≥ 30

Mechanical properties acc. to VDA 239-100 (longitudinal)

Yield strength, ReL or Rp0.2 Tensile strength Rm Fracture elongation, A80 Vertical anisotropy  r Hardening exponent n BH2
MPa MPa % MPa
CR180BH 180 - 240 290 - 370 ≥ 34 ≥ 1.3 ≥ 0.17 ≥ 30
CR210BH 210 - 270 320 - 400 ≥ 32 ≥ 1.2 ≥ 0.16 ≥ 30
CR240BH 240 - 300 340 - 440 ≥ 29 ≥ 1.1 ≥ 0.15 ≥ 30
© Salzgitter Flachstahl GmbH
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