Afterwards it is formed with a cooled punch to quench the blank and to get ultra-high strength martensitic microstructure with values of more than 1500 MPa. The fracture strain of these parts lies within the range of 5 - 7 %
Afterwards it is formed with a cooled punch to quench the blank and to getultra-high strength martensitic microstructure with values of more than 1500 MPa. The fracture strain of theseparts lies within the range of 5 - 7 %