PRODUCTION OF HIGH TENSILE STEEL WIRE HAVING EXCELLENT DELAYED CRACKING RESISTANT CHARACTERISTIC

PURPOSE:To produce a high tensile steel wire for a concrete pipe which is excellent in delayed cracking resistance having excellent tensile strength and relaxation value by subjecting the steel wire contg. P and S at a low ratio to a heat treatment under prescribed conditions. CONSTITUTION:The low p...

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Hauptverfasser:	AIHARA KENJI, FUKUDA TAKASHI, KATO YOSHIO, ADACHI TAKAHIKO, MIZOGUCHI TAKUO
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS
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Beschreibung
Zusammenfassung:	PURPOSE:To produce a high tensile steel wire for a concrete pipe which is excellent in delayed cracking resistance having excellent tensile strength and relaxation value by subjecting the steel wire contg. P and S at a low ratio to a heat treatment under prescribed conditions. CONSTITUTION:The low phosphorus and low sulfur steel wire contg.