About SHINAGAWA HIROAKI
About 日新製鋼呉製鉄所
About MIYAGAWA YASUSHIGE
About 日新製鋼呉製鉄所
About MATSUNAGA SHIGEAKI
About 日新製鋼呉製鉄所
About ARAKI SHIGEAKI
About 日新製鋼呉製鉄所
About continuous casting
About secondary cooling zone
About Casting method,pouring
About Various techniques for casting
About 高炭素鋼
About 鋳片
About 電磁かくはん