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FSUE «VIAM» has developed a new nickel-based superalloy VZhM200 and its manufacturing technology for casting of turbine blades with directional (pillar-type) structure for advanced turbine engines. The advantages of the VZhM200 alloy over the DS200 Hf alloy are presented in the article.  The quality of VZhM200 alloy produced by FSUE «VIAM» meets the DS200 Hf, MAR M200+Hf alloys produced by Cannon-Muskegon Corporation and HOWMET Ltd in chemical composition, content of harmful and non-metal impurities, gases and mechanical properties.

aviacionnye materialy i tehnologii

THE DEVELOPMENT OF THE NEW VZhM200 SUPERALLOY AND THE TECHNOLOGY OF ITS PRODUCTION FOR CASTING OF THE ADVANCED ENGINES’ BLADES BY THE DIRECTIONAL CRYSTALLIZATION