FABRICATION METHOD OF COLD-ROLLED PIPES OF LARGE AND MEAN DIAMETRES FROM DIFFICULT-TO-FORM GRADES OF STEEL AND ALLOYS WITH INCREASED WALL ACCURACY

FIELD: metallurgy. ^ SUBSTANCE: method involves shaping of plate workpiece on roll mills to tube workpiece in order to roll commercial or conversion tubes of large diametre, welding of longitudinal edges by consumable electrode under flux layer, removal of weld reinforcement from external and intern...

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Bibliographische Detailangaben

Hauptverfasser:	SAF'JANOV ANATOLIJ VASIL'EVICH, OSADCHIJ VLADIMIR JAKOVLEVICH, LAPIN LEONID IGNAT'EVICH, EREMIN VIKTOR NIKOLAEVICH, LITVAK BORIS SEMENOVICH, MARKOV DMITRIJ VSEVOLODOVICH, USANOV KONSTANTIN ALEKSANDROVICH, DANOVSKIJ NIKOLAJ GRIGOR'EVICH, LOGOVIKOV VALERIJ ANDREEVICH
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PUNCHING METAL ROLLING OF METAL TRANSPORTING
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