30HGSN2MA-VD (30HGSN2MA)

For the production of long products, tubes; the most critical parts of aircraft construction.

Classification

Country Section Category
CIS, Russia, Ukraine Structural steel Alloyed structural steel

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Ni, % P, % C, % S, % Mo, %
TU 14-3-674 - 78 93.68–95.07 0.9–1.2 0.8–1.1 0.8–1.1 1.8–2.1 < 0.025 0.28–0.34 < 0.005 0.35–0.45

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{Y}$$, $$MPa$$ $$\psi$$, % d5, % Treatment
Alloy TU 1-92-156-90 1620 1375 45 9 Hardening 900oC, Release 200 - 300oC, Cooling air,

Standards

Standard Description
TU 14-3-674 - 78

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Ni % Nickel
P % Phosphorus
C % Carbon
S % Sulfur
Mo % Molybdenum

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