About SAHARA NAOKI
About YAMASHITA SHOTARO
About OGURA TOMO
About SAIDA KAZUYOSHI
About UEDA KEIJI
About JFEスチール
About TAKADA ATSUSHI
About JFEスチール
About 溶接学会全国大会講演概要(Web)
About austenitic steel
About manganese additive alloy
About hot crack
About solidification cracking
About sensitivity
About carbon additive alloy
About silicon additive alloy
About alloying element
About Varestraint test
About chromium additive alloy
About optimization
About metal structure(microstructure)
About Weld defect
About Mn
About オーステナイト鋼
About 高温割れ
About 凝固割れ
About 合金元素
About 最適化