Lead-free easy-to-cut corrosion-resistant brass alloy with good thermoforming performance

A corrosion-resistant brass alloy consisting of:

• 74.5-76.5 wt % Cu, 3.1-3.4 wt % Si, 0.11-0.2 wt % Fe, 0.04-0.10 wt % P, a combined amount of 0.001-0.003 wt % of at least one element selected from the group consisting of Ag, Ti and RE, a combined amount of 0.05-0.2 wt % of at least one element selected from the group consisting of Mn, Al, and Ni, and the balance being Zn and unavoidable impurities.

A corrosion-resistant brass alloy consisting of:

• 74.5-6.5 wt % Cu, 3.1-3.4 wt % Si, 0.11-0.2 wt % Fe, 0.04-0.10 wt % P, a combined amount of 0.001-0.003 wt % of RE and optionally at least one element selected from the group consisting of Ag and Ti, a combined amount of 0.05-0.02 wt % of at least one element selected from the group consisting of Mn, Al, Sn and Ni, 0.03-0.15 wt % of at least one element selected from the group consisting of As and Sb, and the balance being Zn and unavoidable impurities,
• wherein when included, Sb is included at 0.03-0.05 wt %.