FNb55 (f)

Classification

Country Section Category
CIS, Russia, Ukraine Corrosion-resistant alloys and steels Corrosion-resistant heat-resistant steel

Chemical composition

Standard Fe, % Si, % Ti, % Al, % P, % C, % S, % Nb, %
GOST 16773-2003 17.2–45 < 5 < 2 < 8 < 2 < 0.5 < 0.3 37.2–82.8

Note: Nb: Nb + Ta

Information on suppliers

Standards

Standard Description
GOST 16773-2003
DSTU GOST 16773:2004

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Ti % Titan
Al % Aluminium
P % Phosphorus
C % Carbon
S % Sulfur
Nb % Niobium