FIELD: manufacture of turbines. SUBSTANCE: nozzle block of turbomachine includes outer ring, nozzle blade with cylindrical axial protrusions and upper flange and sealing tape placed between them. Cylindrical axial protrusions of nozzle blade are rigidly fixed by circular " protrusion- groove " joint in outer ring. Sealing tape is laid behind circular joint on side of outlet edge of blade. EFFECT: increased reliability of nozzle block thanks to prevention of possibility of sealing tape cutting. 1 cl, 3 dwg
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