EI484 (15H18SYU)

Classification

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

Chemical composition

Standard Fe, % Si, % Mg, % Cr, % Ti, % Cu, % Ni, % V, % Al, % P, % C, % S, % Mo, % W, %
GOST 5632-14 74.49–81.3 1–1.5 < 0.8 17–20 < 0.2 < 0.3 < 0.6 < 0.2 0.7–1.2 < 0.035 < 0.15 < 0.025 < 0.3 < 0.2

Note: Electroslag remelting (-Sh): S <0.015

Information on suppliers

Properties

Property
Performance characteristics Scale formation temperature: 1050 ° C
According to GOST 5949 Note. The norms of mechanical properties apply to samples taken from steel with a diameter or thickness of up to 60 mm.
For steel with a diameter or thickness of st. 60 to 100mm, a reduction in elongation of 1abs.% Is allowed,
relative narrowing by 5abs.% and impact strength by 4.9 J / cm2 at a rate of less than 78.4 J / cm2 and by 9.8 J / cm2 at a rate of 78.4 J / cm2 or more.
For steel with a diameter or thickness of st. 100 to 150mm, a reduction in elongation of 3abs.% Is allowed,
a relative narrowing of 10 abs.% and impact strength of 9.8 J / cm2 at a rate of less than 78.4 J / cm2 and at 14.7 J / cm2 at a rate of 78.4 J / cm2 or more.
Annealing 800 - 850 ° C, air or water cooling
According to GOST 5949 Yield strength:> 295 MPa Tensile strength:> 490 MPa Elongation:> 20% Elongation:> 50%
According to GOST 5949 As agreed M1 (tests at elevated temperature) Note By agreement
Calculated Properties Density: 7.64 g / cm3
Note: Heat-resistant steel. Ferritic steel. Stable in sulfur-containing environments.

Analogues

Standards

Standard Description
GOST 5632-14
GOST 5632-72
GOST 5949-18

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mg % Magnesium
Cr % Chrome
Ti % Titan
Cu % Copper
Ni % Nickel
V % Vanadium
Al % Aluminium
P % Phosphorus
C % Carbon
S % Sulfur
Mo % Molybdenum
W % Tungsten