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National Institute for Materials Science
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National Research Institute for Metals
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Priority to JP17899080ApriorityCriticalpatent/JPS57104621A/ja
Publication of JPS57104621ApublicationCriticalpatent/JPS57104621A/ja
Publication of JPH0112811B2publicationCriticalpatent/JPH0112811B2/ja
Method for heat treating water machine engineerong type chrome-nickel steel castings of low carbon content and soft martensite respectively for heat treating preceding and succeeding the repair welding of same