产品详细描述
ZHAIFeMn66-6-3-2铸造黄铜焊丝；                       铸造黄铜零件的补焊和连接用焊丝，                                                                                         规格；1.6-2.0-2.5-3.0-4.0，                                                                          化学成分；Cu64-68，Mn3-4，Fe2-4，余量为Zn，杂质小于2.1，                          用途；重载螺母，大型蜗杆配件，衬套，轴套的补焊和连接，