Method for production of a compound gas turbine blade consisting of a foot, blade and head piece, whereby the blade is made from a dispersion hardened nickel based super-alloy; and compound blade produced using this method

摘要

a composite gasturbinenschaufel consists of a schaufelblatt (1) from a oxyddispersionsgehärteten record - ­superlegierung in condition of längsgerichteten coarse stengel­kristallen and a cover plate (