{
  "$type": "site.standard.document",
  "description": "The present invention relates to a motor vehicle crash box with a working direction in vehicle's longitudinal axis manufactured out of a tube which is expanded into different zones different in strength and diameter by using steel which has even after forming a homogenous austenitic microstructure…",
  "path": "/patents/1419367",
  "publishedAt": "2025-03-05T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B21C37/08",
    "OUTOKUMPU OY [FI]"
  ],
  "textContent": "The present invention relates to a motor vehicle crash box with a working direction in vehicle's longitudinal axis manufactured out of a tube which is expanded into different zones different in strength and diameter by using steel which has even after forming a homogenous austenitic microstructure with a strain hardening effect. The present invention further relates to the manufacturing method of such a component.",
  "title": "EXPANDED TUBE FOR A MOTOR VEHICLE CRASH BOX AND MANUFACTURING METHOD FOR IT"
}