Saracinesca in acciaio al carbonio, corpo piatto vite esterna, serie DIN PN16 (a richiesta PN6 o PN10), sedi integrali o rinnovabili, cappello bullonato
Cast steel gate valve DIN standard flat body, outside screw stem, face to face F4 - PN 16 (on request PN6 or PN10), weld in or renewable seat ring, bolted bonnet, flet body.