{
  "$type": "site.standard.document",
  "description": "A trivalent chromate coating having improved surface smoothness is used as an alternative to a hexavalent chromate coating serving as a protective coating. A piping member of a steel for an automotive fuel line is coated with a multilayer coating consisting of a plated Zn-Ni alloy film as a bottom…",
  "path": "/patents/1077450",
  "publishedAt": "2005-06-01T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C23C28/321",
    "SANOH IND CO LTD [JP]"
  ],
  "textContent": "A trivalent chromate coating having improved surface smoothness is used as an alternative to a hexavalent chromate coating serving as a protective coating. A piping member of a steel for an automotive fuel line is coated with a multilayer coating consisting of a plated Zn-Ni alloy film as a bottom layer, a plated Zn film as an intermediate layer overlying the plated Zn-Ni alloy layer, and a trivalent chromate layer as a top layer overlying the plated Zn film.",
  "title": "MULTILAYER PLATED FUEL LINE PARTS FOR AUTOMOBILE"
}