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Micro-alloyed steel grades

Micro-alloyed steel grades with high yield strength for cold forming according to

VDA 239-100* DIN EN 10346 Steel grade no.
CR210LA/
CR240LA
HX260LAD 1.0929
CR270LA HX300LAD 1.0932
CR300LA HX340LAD 1.0933
CR340LA HX380LAD 1.0934
CR380LA HX420LAD 1.0935
CR420LA HX460LAD 1.0990

Mechanical properties according to DIN EN 10346

Steel grade Yield strength, ReL or Rp0.2 transverse Tensile strength, Rm transverse Fracture elongation A80 transverse
MPa MPa %
HX260LAD 260 - 330 350 - 430 ≥ 26
HX300LAD 300 - 380 380 - 480 ≥ 23
HX340LAD 340 - 420 410 - 510 ≥ 21
HX380LAD 380 - 480 440 - 560 ≥ 19
HX420LAD 420 - 520 470 - 590 ≥ 17
HX460LAD 460 - 560 500 - 640 ≥ 15

Mechanical properties according to VDA 239-100

Steel grade Yield strength, Rp0.2 longitudinal Tensile strength, Rm longitudinal Fracture elongation A80 longitudinal
MPa MPa %
CR240LA 240 - 320 320 - 430 ≥ 27
CR270LA 270 - 350 350 - 460 ≥ 25
CR300LA 300 - 380 380 - 490 ≥ 23
CR340LA 340 - 420 410 - 530 ≥ 21
CR380LA 380 - 470 450 - 570 ≥ 19
CR420LA 420 - 520 480 - 600 ≥ 17
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