METHOD FOR MANUFACTURING BENT STEEL PIPE EXCELLENT IN STRENGTH AND LOW-TEMPERATURE TOUGHNESS

METHOD FOR MANUFACTURING BENT STEEL PIPE EXCELLENT IN STRENGTH AND LOW-TEMPERATURE TOUGHNESS A method for manufacturing a bent steel pipe excellent in strength and low-temperature toughness, which comprises: applying a bending treatment to a steel pipe made of a steel sheet comprising at least one l...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TAIRA, TADAAKI, TAKEHARA, JUNICHIRO, UME, KAZUYOSHI
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL CHEMISTRY GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS PERFORMING OPERATIONS PUNCHING METAL TRANSPORTING WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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