Malinga ndi lamulo kasitomala wathu, ife kukodzedwa osiyanasiyana zipangizo machubu aloyi yathu kuphatikizapo zinthu Cooper faifi tambala. Kuphatikizapo C70600 (CuNi 90/10), C71500 (CuNi 70/30), C71640 (CuNiFe66 / 30/2) ndipo C44300, tsopano ife akwanitsa zimagulitsidwa mankhwala zamalonda Brazil, mapeto wosuta ndi ...
Werengani zambiri