13HFA (13HF)

Classification

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

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Cu, % Ni, % V, % Al, % P, % C, % S, % N, %
TU 1317-006.1-593377520-2003 < 96 0.17–0.4 0.4–0.65 0.5–0.7 < 0.25 < 0.25 0.04–0.09 0.02–0.05 < 0.015 0.11–0.17 < 0.015 < 0.008

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
Pipes are hot deformed. TU 1317-233-0147016-02 502–686 353–519 196 25

Standards

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Cu % Copper
Ni % Nickel
V % Vanadium
Al % Aluminium
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