R2AM9K5
Steel has an increased tendency to decarburization and overheating during hardening, good viscosity, good wear resistance, and low grindability.
For cutting tools when machining superior alloyed as well as stainless steels.
Classification
Country | Section | Category |
---|---|---|
CIS, Russia, Ukraine | Tool steel | High speed tool steel |
Chemical composition
Standard | Fe, % | Si, % | Mn, % | Co, % | Cr, % | Cu, % | Ni, % | V, % | P, % | C, % | S, % | Nb, % | Mo, % | N, % | W, % |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
GOST 19265-73 | 73.89–77.84 | 0.2–0.5 | 0.2–0.5 | 4.7–5.2 | 3.8–4.4 | < 0.25 | < 0.6 | 1.7–2.1 | < 0.03 | 1–1.1 | < 0.03 | 0.1–0.3 | 8–9 | 0.05–0.1 | 1.5–2 |
Information on suppliers
Physical characteristics
Temperature, °C | $$\rho$$, $$\frac{kg}{m^3}$$ |
---|---|
20 | 8180 |
Brinell hardness number
Rolling | Standard | Classifiers | Value, HBW |
---|---|---|---|
Hire | GOST 19265-73 | annealing | 285 |
Analogues
USA | Germany |
---|---|
M30 | 1.3247 (S2-10-1-8) |
Standards
Standard | Description |
---|---|
GOST 19265-73 |
Description of chemical elements
Element | Units of measurement | Description |
---|---|---|
Fe | % | Iron |
Si | % | Silicon |
Mn | % | Manganese |
Co | % | Cobalt |
Cr | % | Chrome |
Cu | % | Copper |
Ni | % | Nickel |
V | % | Vanadium |
P | % | Phosphorus |
C | % | Carbon |
S | % | Sulfur |
Nb | % | Niobium |
Mo | % | Molybdenum |
N | % | Nitrogen |
W | % | Tungsten |
Description of physical characteristics
Parameter | Units of measurement | Description |
---|---|---|
$$\rho$$ | $$\frac{kg}{m^3}$$ | The density of the material |