10H9MFB-W (10H9MFB, DI82, DI82-Sh)

For the production of seamless cold, teplodeformirovannyh, hot-including hot-pressed and hot-reduced pipes for steam boilers and piping systems with high and supercritical steam parameters

Classification

Country Section Category
CIS, Russia, Ukraine Corrosion-resistant alloys and steels Corrosion-resistant heat-resistant steel

Chemical composition

Standard Fe, % Si, % Ca, % Mn, % Cr, % Ti, % Cu, % Ni, % V, % Ce, % P, % C, % S, % Nb, % Mo, %
TU 14-3Р-55 - 2001 86.135–89.97 < 0.5 < 0.05 0.3–0.6 8.6–10 < 0.05 < 0.3 < 0.7 0.15–0.25 < 0.05 < 0.03 0.08–0.12 < 0.015 0.1–0.2 0.8–1

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
Trumpet TU 14-3Р-55 - 2001 Longitudinal 600 400 55 780 19
Trumpet TU 14-3Р-55 - 2001 Transverse 600 400 50 590 17

Brinell hardness number

Rolling Standard Classifiers Value, HBW
Trumpet 255

Analogues

Germany USA
X 10 CrMoVNb 9-1 9Cr-1Mo-V-Cb-N

Standards

Standard Description
TU 14-3Р-55 - 2001

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Ca % Calcium
Mn % Manganese
Cr % Chrome
Ti % Titan
Cu % Copper
Ni % Nickel
V % Vanadium
Ce % Cerium
P % Phosphorus
C % Carbon
S % Sulfur
Nb % Niobium
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
KCU\cdot 10^{3} \frac{J}{m^2} Impact toughness