COLD FINISH SEAMLESS STEEL PIPE FOR DRIVE SHAFT AND METHOD FOR PRODUCING THE SAME

By implementing that: an S content in designing steel composition is reduced; a stretch reducer in sizing rolling is configured to have a rolling roll with a caliber profile closer to a true circle; and a pipe is made to have an appropriate profile ratio (ratio of the radius of the inner surface cur...

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Bibliographische Detailangaben
1. Verfasser:	YAMAMOTO, TADAYUKI
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ALLOYS ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS INVEHICLES ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OFTRANSMISSIONS IN VEHICLES ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GASEXHAUST OR FUEL SUPPLY OF PROPULSION UNITS, IN VEHICLES AUXILIARY DRIVES FOR VEHICLES AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL CHEMISTRY FERROUS OR NON-FERROUS ALLOYS INSTRUMENTATION OR DASHBOARDS FOR VEHICLES MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL METALLURGY PERFORMING OPERATIONS PUNCHING METAL ROLLING OF METAL TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS VEHICLES IN GENERAL
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