|
硅青铜 |
QSI3-1 |
SI2.7-3.5,MN1.0-1.5,SN≤0.25,ZN≤0.5,FE≤0.3,PB≤0.03,NI≤0.2,CU余量,杂质总和≤1.1 |
|
QSI1-3 |
SI0.6-1.1,NI2.4-3.4,MN0.1-0.4,SN≤0.1,AL≤0.02,ZN≤0.2,FE≤0.1,PB≤0.15,CU余量,杂质总和≤0.5 |
|
|
QSI3. |
SI3.0-4.0,ZN2.5-3.5,MN0.5-0.9,FE1.2-1.8,SN≤0.25,PB≤0.03,锑≤0.002,NI≤0.2,P≤0.03,***≤0.002,CU余量,杂质总和≤1.1 |
