2.4951

Classification

Country Section Category
Germany Alloy DIN 17007−4 Ni Alloys with Co, Cr and Mo Co Alloys with Cr, Ni and Mo

Chemical composition

Standard Fe, % Si, % Mn, % Co, % Cr, % Ti, % Cu, % Ni, % Al, % P, % C, % S, %
< 5 < 1 < 1 < 5 18–21 0.2–0.6 < 0.5 65.4–81.7 < 0.3 < 0.02 0.08–0.15 < 0.015

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{0.2}$$, $$MPa$$ $$\epsilon_L$$, % Treatment
solution annealing 650–850 240 30

Brinell hardness number

Rolling Standard Classifiers Value, HBW
solution annealing 230

Analogues

CIS, Russia, Ukraine
XH78T (EI435)

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Co % Cobalt
Cr % Chrome
Ti % Titan
Cu % Copper
Ni % Nickel
Al % Aluminium
P % Phosphorus
C % Carbon
S % Sulfur

Description of mechanical properties

Parameter Units of measurement Description
$$\sigma_{0.2}$$ $$MPa$$ Tensile stress required to produce a total elongation of 0.2%
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength
$$\epsilon_L$$ % Elongation at break (longitudinal)