Patent · US Active

Lead free dezincification alloy and method of making same

US9399805B2 · kind B2 · utility

0Cited by
7References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 27, 2014
Grant dateJul 26, 2016
Priority date
Expiry dateAug 26, 2034

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22F1/08
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A brass alloy containing trace amounts of iron, manganese and aluminum is disclosed. Phosphorus is added to a zinc, copper melt and combined with the iron, manganese and aluminum to form intermetallics. Additional phosphorus is added so the melt contains between about 0.08 to 0.15% phosphorus. The alloy has tin in the range of 0.15% to 0.35%.

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