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Information × Registration Number 0121U110594, R & D request Title Development of technology of automatic arc welding with a fusible nozzle of vertical joints of reinforcing metal constructions made of steel of strength class C460 for building and overhaul of transport tunnels Head Honcharov Ihor О., Доктор технічних наук Registration Date 18-04-2021 Organization E.O.Paton Elektric Welding Institute National Academy of scinces of Ukraine popup.description1 Increasing the durability and extending the service life of metal constructions of transport tunnels in their manufacture, montage and overhaul by improving the quality and mechanical properties of welded joints of construction steel strength class C460 by introducing automatic arc welding with a fusible nozzle. popup.nrat_date 2024-12-09 Close