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high tensile
brasses
A group of copper-zinc alloys that are specifically engineered to have greater strength and hardness compared to ordinary brasses, while still retaining good corrosion resistance and workability.
BS1400:1985 HTB1
Cu 57% min
Sn 1% max
Zn Balance
Pb 0.5% max
Ni 1% max
Fe 0.7 - 2%
Al 0.5 - 2.5%
Mn 0.1 - 3%
CuZn35Mn2Al1Fe1-B EN 1982-2008 CB765S
Cu 56 - 64% (Cu includes any Ni up to 6%)
Sn 1% max
Zn Balance
Pb 0.5% max
Ni 6% max
Fe 0.5 - 2%
Al 0.5 - 2.5%
Mn 0.5 - 3%
BS1400:1985 HTB3
Cu 55% min
Sn 0.2% max
Zn Balance
Pb 0.2% max
Ni 1% max
Fe 1.5 - 3.25%
Al 3 - 6%
Mn 1.5 - 4%
CuZn34Mn3Al3Fe1-B EN 1982-2008 CB764S
Cu 55 - 65%
Sn < 0.23% max
Zn Balance
Pb < 0.2% max
Ni < 2.7% max
Fe 0.8 - 2%
Al 1.5 - 3%
Mn 1 - 3.5%
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