Patent · US Expired

Abrasion resistant ferro-based sintered alloy

US4363662A · kind A · utility

13Cited by
3References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 19, 1980
Grant dateDec 14, 1982
Priority date
Expiry dateMay 19, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22C33/0257
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

An abrasion resistant ferro-based sintered alloy comprising 1.1 to 1.6% by weight of carbon, 1.5 to 3.5% by weight of chromium, 1.6 to 2.9% by weight of molybdenum, 1.0 to 3.0% by weight of nickel, 3.0 to 5.0% by weight of cobalt, 0.5 to 1.5% by weight of tungsten, 1.8 to 18.0% by weight of copper and the balance iron wherein said alloy contains particles of specific alloy comprising C-Cr-W-Co and ferromolybdenum particles are uniformly dispersed in the base structure comprising a mixture of pearlite, bainite and martensite and wherein nickel and cobalt are distributed around the particles of specific alloy and of ferromolybdenum alloy is disclosed.

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