Электронная почта: [email protected]

c50500 transportation

Common raw materials

Forging display

CNC processing

C50500_

C50500 C50500 : Cu+Sn+P:99.5 Pb:0.05 Fe:0.10 Sn:1.0-1.7 Zn:0.30 C50500 ...

contact

IF SJR (2022 ...