About YAMAGUCHI JUN
About 新日本製鐵
About NAKASHIMA TAKAO
About 新日本製鐵
About SAWAI TAKASHI
About 新日本製鐵
About continuous casting
About steel product
About technology development
About technological review
About production technology
About quality control
About productivity
About Casting method,pouring
About Production problems in general
About 連続鋳造
About 進展
About 展望