Patent · US Expired

Method of manufacture of as-cast composite roll

US6490793B1 · kind B1 · utility

0Cited by
8References
9Claims
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Assignee

Inventors

Key dates

Filing dateApr 24, 2000
Grant dateDec 10, 2002
Priority date
Expiry dateApr 24, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49549
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A method of manufacturing an as-cast composite roll by metallurgically bonding one or more rings of cemented carbide to a cast iron casing. The composite roll may be used for hot or cold rolling. The cast iron has the following composition in addition to Fe, in weight %, 1.9-2.8% Si, 0.02-0.10% Mg, 0.5-4% Ni, 0.1-1% Mn, balance Fe and a Ceqv=2.5-6.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.