About KAWANO YUTAKA
About KAC技術研
About NISHIUCHI SHIGENORI
About 京都市工試
About SUGAWARA KIYOSUKE
About 三共合金鋳造所
About YAMAMOTO SATORU
About nodular graphite cast iron
About Corrosion
About Mechanical properties
About 球状
About 炭化物
About 晶出
About Cr
About Ni
About 鋳鉄
About 耐食性
About 耐摩耗性