天津庆弘祥润专业经营黄铜:H99,H95,H85,H70,H68,H65,H63,H62,H59,,铍青铜:QBE2,QBE1.5,QBE1.9-0.1,QBE1.7,QBE0.6-0.25,QBE0.4-1.8,QBE0.3-1.5,,锡青铜:QSN1.5-0.2,QSN4-0.3,QSN4.3,QSN4.4-2.5,QSN4-4-4,QSN6.5-0.1,QSN6.5-0.4,QSN7-0.2,QSN8-0.3,,无氧铜:C10100,C10200,CD10300,C10400,C10500