76714577
Jul 19, 2013
Oct 14, 2014
Ductile iron cast products that have been subjected to an intensive quenching hardening process, namely, metal rolls for rolling steel, aluminum or other metals, metal rolls for milling or mixing rubber or plastic compounds; tools and dies for forming or extruding metal; and metallic wear parts, namely, gears, rolls, dies, bearing components and shafts for machinery
Machinery