| abstract |
The invention relates to a low-lead bismuth-free silicon-free brass alloy with excellent cutting performance, comprising, by the total weight of the brass alloy, 60-65 wt % copper, 0.1-0.25 wt % lead, 0.1-0.7 wt % aluminum, 0.05-0.5 wt % tin, one or more element selected from the group consisting of 0.05-0.3 wt % phosphorus, 0.05-0.5 wt % manganese and 0.001-0.01 wt % boron, and a balance of zinc. |