About WATANABE TOSHITAKA
About 渡辺鋳造所
About ISHII KAZUO
About 渡辺鋳造所
About YAMADA TOORU
About SATO NOBORU
About NAKANO SATOSHI
About die steel
About nodular graphite cast iron
About cast steel
About martensite
About martensitic transformation
About transition temperature
About alloy cast iron
About nickel containing alloy
About manganese containing alloy
About sub-zero treatment
About elevator(lift)
About abrasion resistance
About Mf temperature
About die-casting die
About prehardened steel
About Various techniques for casting
About Mechanical properties
About Heat treatment technology
About 鋳造
About 21世紀
About 鋳鉄
About 鋳鋼
About 開発
About 応用