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
ʻO Tungsten Nickel Iron rod tungsten heavy alloy bar rod WNIFe WNICu maʻemaʻe kiʻekiʻe polihing surface no ka ʻoihana ASTM B760 alloy forMetallizing, Electron-beam Spraying, sinteting or heat