Development and research of a rhenium-free high-temperature nickel superalloy for the turbine rotor blades in aviation GTE

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Abstract

The studies directed on designing an advanced rhenium-free nickel superalloy, which is an analog of ZhS32VI alloy, are performed. The chemical composition of the alloy has been found and an experimental alloy batch has been melted (10 kg). Microstructural and metallographic studies and strength tests are carried out. The new single-crystal superalloy has a long-term strength σ1000100= 238–248 MPa at a density of 8.87 g/cm3.

About the authors

Yu. N. Shmotin

OAO NPO SATURN

Email: vladimir.pavlov@npo-saturn.ru
Russian Federation, pr. Lenina 163, Rybinsk, Yaroslavl’ oblast, 152903

A. V. Logunov

OAO NPO SATURN

Author for correspondence.
Email: vladimir.pavlov@npo-saturn.ru
Russian Federation, pr. Lenina 163, Rybinsk, Yaroslavl’ oblast, 152903

I. A. Leshchenko

OAO NPO SATURN

Email: vladimir.pavlov@npo-saturn.ru
Russian Federation, pr. Lenina 163, Rybinsk, Yaroslavl’ oblast, 152903

D. V. Danilov

OAO NPO SATURN

Email: vladimir.pavlov@npo-saturn.ru
Russian Federation, pr. Lenina 163, Rybinsk, Yaroslavl’ oblast, 152903


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