13H14N3V2FRL (513L, EI736L)

Production of shaped castings for the aviation industry.

Classification

Country Section Category
CIS, Russia, Ukraine Steels and alloys for castings Steel for casting with special properties

Chemical composition

Standard Fe, % Si, % B, % Mn, % Cr, % Ti, % Cu, % Ni, % V, % Al, % P, % C, % S, % Mo, % N, % W, %
OST 1-90090 - 79 78.514–83.927 0.2–0.8 0.003–0.006 0.2–0.8 11.5–13.5 < 0.05 < 0.3 2.3–3 0.18–0.28 < 0.1 < 0.025 0.09–0.15 < 0.025 < 0.2 < 0.05 1.6–2.2

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{Y}$$, $$MPa$$ $$\psi$$, % $$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ d5, % Treatment
Castings OST 1-90090 - 79 1200 1000 26 200 8
Castings OST 1-90090 - 79 900 750 30 250 9 Hardening 1040oC, oil, Vacation 680oC, 2h, Air cooling

Standards

Standard Description
OST 1-90090 - 79

Description of chemical elements

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

Description of mechanical properties

Parameter Units of measurement Description
d5 % Elongation at break
$$\sigma_{Y}$$ $$MPa$$ Yield strength
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength
$$\psi$$ % Reduction in cross section on fracture
$$KCU\cdot 10^{3}$$ $$\frac{J}{m^2}$$ Impact toughness