BS EN 4377 is a European standard covering technical specifications for Aerospace series: Heat resisting alloy NiCr19Fe19Nb5Mo3 (2.4668) that enhance safety and performance in high-temperature conditions.
BS EN 4377 specifies the requirements for heat resisting alloy NiCr19Fe19Nb5Mo3 (2.4668) forging stock for aerospace applications. BS EN 4377 sets the delivery and use condition as non heat treated.
BS EN 4377 sets the limit dimension range of a or D ≤ 300 mm for aerospace applications.
BS EN 4377 on Aerospace series: Heat resisting alloy NiCr19Fe19Nb5Mo3 (2.4668) applies to:
Heat-resistant alloys are the recommended material for usage in hot sections of aircraft engines. They provide high strength and the ability to work at high temperatures. They are the main components of aerospace alloys used for engine blocks and other components. At high temperatures, these alloys have a strong creep resistance and strength.
BS EN 4377 provides users guidance on chemical composition, method of melting, form, method of production, limit dimension and technical specifications that allow users to ensure corrosion resistance and heat resistance in aerospace applications.
BS EN 4377 provides users guidance on delivery condition, heat treatment, delivery condition code, use condition and heat treatment that facilitates transportation condition, storage and usability for heat-resisting alloy forgings.
The adoption of BS EN 4377 allows users to develop and assess Heat resisting alloy NiCr19Fe19Nb5Mo3 (2.4668) forging stock that ensure safe operability, longevity and performance in high-temperature conditions.
EN 4377:2015