FIELD: manufacture of articles from metallic band, possibly production of seats of ball cocks. SUBSTANCE: method comprises steps of securing metallic band to mandrel and mounting reference ball; winding band onto mandrel for making coil with necessary dimensions; shifting turns of coil until resting their edges upon surface of reference ball for forming desired curvilinear surface of coil; after winding coil working its non-operating end. EFFECT: lowered labor consumption at making article with enhanced wear resistance. 2 dwg
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