R9F5

For the manufacture of wear-resistant parts.

For the manufacture of simple tools that do not require large volumes of grinding operations in the processing of materials with high abrasive properties; finishing tools simple form in the processing of alloyed steels and alloys.

Classification

Country Section Category
CIS, Russia, Ukraine Tool steel High speed tool steel

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Ni, % V, % P, % C, % S, % Mo, % W, %
GOST 19265-73 76.14–81.5 < 0.5 < 0.4 3.8–4.4 < 0.4 4.3–5.1 < 0.03 1.4–1.5 < 0.03 < 1 9–10.5

Information on suppliers

Physical characteristics

Temperature, °C $$\rho$$, $$\frac{kg}{m^3}$$
20 8200

Brinell hardness number

Rolling Standard Classifiers Value, HBW
Hire annealing 269

Critical point temperatures

Ac1, K Ac3(Acm), K Ar1, K
820 850 730

Analogues

Germany
S12-1-4

Standards

Standard Description
GOST 19265-73
TU 14-1-2459-78

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Ni % Nickel
V % Vanadium
P % Phosphorus
C % Carbon
S % Sulfur
Mo % Molybdenum
W % Tungsten

Description of physical characteristics

Parameter Units of measurement Description
$$\rho$$ $$\frac{kg}{m^3}$$ The density of the material

Description of temperatures of critical points

Parameter Units of measurement Description
Ac1 K
Ac3(Acm) K
Ar1 K