HVSG
Temperature critical points steel HVSG: Ac1 = 770, Ac3 (Acm) = 875, Ar1 = 720, Mn = 200. Hardness after annealing: HB 10 -1 = 241 MPa.
for the manufacture of tools for manual work; Cold-matrices and Poisson; tooling; woodworking tools; knives for the paper industry
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Tool steel | Alloy tool steel |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Cu, % | Ni, % | V, % | P, % | C, % | S, % | W, % |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GOST 5950-73 | 94.39–96.65 | 0.65–1 | 0.6–0.9 | 0.6–1.1 | < 0.3 | < 0.25 | 0.05–0.15 | < 0.03 | 0.95–1.05 | < 0.03 | 0.5–0.8 |
Information on suppliers
Critical point temperatures
| Ac1, K | Ac3(Acm), K | Ar1, K | Mn, K |
|---|---|---|---|
| 770 | 875 | 720 | 200 |
Analogues
| Germany |
|---|
| 90 CrSi 5 |
Standards
| Standard | Description |
|---|---|
| GOST 5950-73 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Cu | % | Copper |
| Ni | % | Nickel |
| V | % | Vanadium |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| W | % | Tungsten |
Description of temperatures of critical points
| Parameter | Units of measurement | Description |
|---|---|---|
| Ac1 | K | |
| Ac3(Acm) | K | |
| Ar1 | K | |
| Mn | K |