C42500,C70600,C71000,C71500,C72200,C72500,  C73500,C74000,

焊接电极材料：铬锆铜C18150 铍镍铜 铍钴铜 高钨铜 .电子冲压铜:红铜带C1220C1100C1020C1201黄铜带铍铜带C1720C1715
磷铜带C5111C5102C5191C5210白铜带C7521C7541C7701镍带:200 201 212     

CUZN10CUZN15CUZN20CUZN30CUZN33CUZN36CUZN37CUZN38PB2CUZN36PB2CUZN39PB3CUZN40PB2CUZN25SN1CUZN20AL2C22000C23000C24000C26000C27000C27200

灰铸铁：HT100HT150HT200HT250HT200HT350TTH300-06TTH300-08KTB350-04KTB400-05

C74500,C75200,C76200,C76040,C77000,C79200,C75700,  CuZn39Pb3,CuZN29Pb3