UDIMET 520-SHANGHAI KANGSHENG AVIATION MATERIALS TECHNOLOGY CO., LTD.

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UDIMET 520

UDIMET ALLOY 520

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Other Alloys

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Product Description

A precipitation hardenable nickel-base super-alloy with an exceptional combination of high temperature mechanical properties, corrosion resistance and forgeability characteristics. Developed for use in the 1400–1700°F (760–927°C) temperature range, the alloy has excellent structural stability and unusually good fabricability. Primary application is blading for aircraft and land-based gas turbines.

STANDARD PRODUCT FORMS

Forging bar.

MAJOR SPECIFICATIONS

PDS 15125A1

LIMITING CHEMICAL COMPOSITION, %

Limiting
C .......0.02 – 0.06
Cr ......18.0 – 20.0
Co .....11.0 – 14.0
Mo .........5.5 – 7.0
Ti ........2.9 – 3.25
Al ...........1.8 – 2.3
W ...........0.8 – 1.2
B ...0.004 – 0.010
Ni ............Balance

PHYSICAL CONSTANTS AND THERMAL PROPERTIES

Density, Ib/in³ ........................................................................0.297
g/cm³ .........................................................................8.21
Melting Range, °F ...................................................2300 – 2560
°C ...................................................1260 – 1405

TYPICAL MECHANICAL PROPERTIES