OCR Text |
Show Manganaa Book to Steel The steel Industry takes approximately approxi-mately 05 per cent of all the man- , pineso consumed in this country. The percentage of the metal which j;oes Into the steel varies from nround 1 per cent to a", high aa 12 per cent In steels In which particular particu-lar hardness Is desired. Manga uene has lung been used In removlnf oxygen fi'niu molten steel, but It Is ;i:y of late years that Us value aa a hardening ncent l.as been realize real-ize I -iVnsliinirton Stnr. |