16G2SF

For the manufacture of welded longitudinal gas pipes for main gas and oil pipelines.

Classification

Country Section Category
CIS, Russia, Ukraine Structural steel Low alloy structural steel for welded structures

Chemical composition

Standard Fe, % Mn, % Cr, % Cu, % Ni, % V, % P, % C, % S, % N, %
TU 14-1-1921-76 98.25–98.8 0.4–0.6 < 0.3 < 0.3 < 0.3 0.06–0.1 < 0.035 0.14–0.19 < 0.035 < 0.018

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{Y}$$, $$MPa$$ $$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ d5, % Treatment
Sheet TU 14-1-1921-76 540 375 490 23

Standards

Standard Description
TU 14-1-1921-76

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Mn % Manganese
Cr % Chrome
Cu % Copper
Ni % Nickel
V % Vanadium
P % Phosphorus
C % Carbon
S % Sulfur
N % Nitrogen

Description of mechanical properties

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