STEEL FOR MACHINE STRUCTURE EXCELLENT IN MACHINABILITY

STEEL FOR MACHINE STRUCTURE EXCELLENT IN MACHINABILITY

PROBLEM TO BE SOLVED: To produce steel for machine structure improved in machinability without performing heat treatment and without deteriorating the toughness and fatigue strength of the steel. SOLUTION: This steel for machine structure excellent in machinability has a composition containing, by w...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WATANABE MIKI, FUKUZUMI TATSUO
Format: Patent
Sprache:eng
Schlagworte:
ALLOYS
CHEMISTRY
FERROUS OR NON-FERROUS ALLOYS
METALLURGY
TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Zusammenfassung:PROBLEM TO BE SOLVED: To produce steel for machine structure improved in machinability without performing heat treatment and without deteriorating the toughness and fatigue strength of the steel. SOLUTION: This steel for machine structure excellent in machinability has a composition containing, by weight, 0.10 to 0.70% C, 0.05 to 0.50% Si, 0.20 to 2.50% Mn, 0.01 to 2.50% Cr, 0.015 to 0.100% Sb,