Brass Copper Castings India
C49255 Copper-Zinc-Bismuth

* = are alloys registered with the U.S. EPA as Antimicrobial.
1) = Cu + Sum of Named Elements 99.8% min.
2) = Cu + Sum of Named Elements 99.7% min.
3) = Cu + Sum of Named Elements 99.5% min.
4) = Cu + Sum of Named Elements 99.3% min.
5) = For optimum DZR properties , Zn should not exceed 38%.
6) = P may be substituted for As.
7) = Cu + Sum of Named Elements 99.1% min.
8) = Cu + Sum of Named Elements 99.6% min.
9) = For flat products, the iron shall be 0.10% max.
10) = Cu, 61.0% min. for rod.
11) = Pb may be reduced to 1.0% by agreement.
12) = Ni value includes Co.
13) = Cu value includes Ag.
14) = Includes Co.
15) = Te + Se 0.006% max.
16) = For tubular products, the minimum Sn content may be 0.9%.
17) = Includes Lanthanum 0.01-0.08

UNS # Cu Pb Sn Zn Fe P Other Named Elements Status
Min% Max% Min% Max% Min% Max% Min% Max% Min% Max% Min% Max% Min% Max%
C49255
Copper-Zinc-Bismuth
58.0(3) 60.0 0.01 0.50 Rem 0.10 0.10 0.10 Ni
1.7 Bi
0.02 Se
0.30 Ni(12)
2.9 Bi
0.01 Cd
0.10 Si
0.07 Se
active