09SFA (09СF)

For the manufacture of seamless hot pipes increased corrosion resistance and cold resistance for infield pipelines

Classification

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

Chemical composition

Standard Si, % Mn, % Cr, % Cu, % Ni, % V, % Al, % P, % C, % S, %
TU 14-162-14 - 96 0.5–0.7 0.6–0.8 < 0.25 < 0.25 < 0.25 0.04–0.1 0.025–0.05 < 0.015 0.08–0.12 < 0.015

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{Y}$$, $$MPa$$ d5, % Treatment
Pipes are hot deformed. TU 14-162-14 - 96 461–627 338–470 28

Standards

Standard Description
TU 14-162-14 - 96

Description of chemical elements

Element Units of measurement Description
Si % Silicon
Mn % Manganese
Cr % Chrome
Cu % Copper
Ni % Nickel
V % Vanadium
Al % Aluminium
P % Phosphorus
C % Carbon
S % Sulfur

Description of mechanical properties

Parameter Units of measurement Description
d5 % Elongation at break
$$\sigma_{Y}$$ $$MPa$$ Yield strength
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength