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Mar-M alloy 421

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Journal Articles
Alloy Digest (1968) 17 (12): Ni-141.
Published: 01 December 1968
... MAR-M Alloy 421 is a precipitation hardened nickel-base superalloy developed to provide a good combination of high strength, ductility, sulfidation resistance, and stability. It is recommended for gas turbine applications. This datasheet provides information on composition, physical properties...
Journal Articles
Alloy Digest (1983) 32 (7): Ni-288.
Published: 01 July 1983
... are for MAR-M@ alloy 421. a material of close compositional similarity. ttExtrapolated. Table 3 - STRESS-RUPTURE DATA (Production q Process B) Table 2 - TENSILE PROPERTIES [Specimens from heat-treated. extruded-and-hot-rolled bar (Process B)] Test Tensile Yield Strength Elongation Reduction Temperature...
Journal Articles
Alloy Digest (1973) 22 (8): Ni-194.
Published: 01 August 1973
... (SIMULATED SULFIDATION) (Exposed at I7OOoF for 24 hours in molten salt comprised of 90% Na2SO4 + 105, NaCI) AHO) IN-7 I 3C B1900 MAR-M alloy 746 MAR-M aUoy 421 u710 IN-738 MAR-h1 alloy 432 Heat Treatment: The rcionunended heat treatment comprises heating to 1975┬░F for 2 hours at temperature. air cool + agtng...