黄铜组别牌号Designation化学成分，%（重量）CHEMICALCOMPOSITION%(Weight)名称Name代号UNSCodeCuFePbAlMnSnAsSiNiZn杂质总和ImpurityTotal96黄铜BRASS96H96MAX最大最小MIN97.095.00.10-0.03------0.5-余量Rem0.2-85黄铜BRASS85H85MAX最大最小MIN86.084.00.10-0.03------0.5-余量Rem0.3-普通黄铜70黄铜BRASS70H70MAX最大最小MIN71.568.50.10-0.03------