The temperature of critical points of steel 9Х5ВФ: Ac 1 = 815, Ac 3 (Ac m) = 830, Ar 1 = 755, Mn = 240. Hardness after annealing (GOST 5950−2000): HB 10 -1 = 241 MPa .
Knife used for cutting wood, planing saws and other woodworking tools
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Tool steel | Alloy tool steel |
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Cu, % | Ni, % | V, % | P, % | C, % | S, % | W, % |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GOST 5950-2000 | 90.39–93.45 | 0.1–0.4 | 0.15–0.45 | 4.5–5.5 | < 0.3 | < 0.4 | 0.15–0.3 | < 0.03 | 0.85–1 | < 0.03 | 0.8–1.2 |
| Ac1, K | Ac3(Acm), K | Ar1, K | Mn, K |
|---|---|---|---|
| 815 | 830 | 755 | 240 |
| Standard | Description |
|---|---|
| GOST 5950-2000 | GOST |
| 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 |
| Parameter | Units of measurement | Description |
|---|---|---|
| Ac1 | K | |
| Ac3(Acm) | K | |
| Ar1 | K | |
| Mn | K |