Tungsten Nickel Iron rod tungsten heavy alloy bar rod WNIFe WNICu high purity polishing surface for industry ASTM B760 alloy forMetallizing, Electron-beam Spraying, sinteting or heating
Tungstène Nickel Iron rod tungstène mavesatra firaka bar tehina WNIFe WNICU fahadiovana avo poloney ambonin'ny ho an'ny indostria ASTM B760 firaka ho metaly, Electron-beam famafazana, sinteting na fanafanana