Iron is the main ingredient in various forms of iron and steel, but the various types of metals contain other elements as well. Sometimes these elements are unwanted; other times they're ...

Both types of tamahagane are now exactly where they need to be: the hard steel forms the sword's outer shell and deadly blade, while the tough steel serves as the katana's core. This perfect ...

with primary steel makers seeking protection from cheap imports in the form of safeguard duty and the government initiating the process for it. Based in Delhi, the association will work ...