EVL

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

Standard	La, %	W, %	Примеси, %
GOST 23949-80	1.1–1.4	98.55–98.9	< 0.05

Note: W: W + La2O3 + Y2O3 + ThO2 + Ta

Note: La: La2О3

Note: OT: Al + Fe + Si + Ca + Mo

Standard	Description
GOST 23949-80