Invar (NILO) 52

INVAR (NILO) 52 Nilo (Invar) 52 is designed for use in a variety of soft glass applications. It has almost constant thermal expansion coefficient.

Composition Standard Specifications Key features Applications
Element Min % Max %
Ni 50.50 nominal
Fe bal
Mn – 0.60
Si – 0.30
C – 0.05
Cr – 0.25
P – 0.025
S – 0.03
Al – 0.10
ASTM F30 W.NR 2.4478
UNS N14052
AWS 093		 Designed to be used with a variety of soft glasses.

Almost constant thermal expansion coefficient is approx. 565 ° C (1050 ° F).

 Soft glass and ceramics with various glass metal sealing applications.
Density 8.3 g/cm³ 0.300 lb/in³
Melting point 1450°C 2640°F

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