Title:
BRASS WITH EXCELLENT CORROSION RESISTANCE
Document Type and Number:
WIPO Patent Application WO/2013/115363
Kind Code:
A1
Abstract:
Disclosed is a brass which exhibits high corrosion resistance even without undergoing a heat treatment step for inhibiting dezincification corrosion. This brass comprises 55 to 75 mass% of Cu and 0.01 to 1.5 mass% of Si, contains Sn and Al in such amounts as to satisfy prescribed relationships with the apparent zinc content, and further contains, as optional components, less than 0.25 mass% of Mn, less than 0.05 mass% of Ti, less than 0.3 mass% of Mg, less than 0.15 mass% of P, and less than 0.004 mass% of a rare earth metal, with the balance consisting of Zn and unavoidable impurities. The brass has an apparent zinc content of 37 to 45.
Inventors:
UCHIDA TORU (JP)
Application Number:
PCT/JP2013/052354
Publication Date:
August 08, 2013
Filing Date:
February 01, 2013
Export Citation:
Assignee:
TOTO LTD (JP)
International Classes:
C22C9/04
Foreign References:
| JP2010242184A | 2010-10-28 | |||
| JPS6230862A | 1987-02-09 | |||
| JPS6230861A | 1987-02-09 | |||
| JPS60200933A | 1985-10-11 | |||
| JPS5919639A | 1984-02-01 | |||
| JP2011219857A | 2011-11-04 | |||
| JP2002349574A | 2002-12-04 |
Other References:
See also references of EP 2743360A4
None
None
Attorney, Agent or Firm:
KONNO, Akio et al. (JP)
Akio Konno (JP)
Akio Konno (JP)
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Claims:
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