Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
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Filing date
Publication date
Application filed by Sumitomo Metal Industries LtdfiledCriticalSumitomo Metal Industries Ltd
Priority to JP7941277ApriorityCriticalpatent/JPS5413415A/en
Publication of JPS5413415ApublicationCriticalpatent/JPS5413415A/en
Heat Treatments In General, Especially Conveying And Cooling
(AREA)
Abstract
PURPOSE: To manufacture a high tensile steel causing no cracking by adding Ce to molten steel contg. a predetermined amt. of C, Si, Mn, P, S and solnAl while limiting the ratio of Ce/S, followed by blooming at a temp. above AC1 transformformation point.
COPYRIGHT: (C)1979,JPO&Japio
JP7941277A1977-07-021977-07-02Manufacture of high tensile steel
PendingJPS5413415A
(en)