Multicomponent alloy based on iron 36НХТЮ5М
- Chemical composition
| Al | Aluminum | 1.0 — 1.3 |
| Fe | Iron | Rest |
| Si | Silicon | 0.3 — 0.7 |
| Mn | Manganese | 0.8 — 1.2 |
| Mo | Molybdenum | 4.0 — 6.0 |
| Ni | Nickel | 35.0 — 37.0 |
| S | Sulfur | <0.02 |
| Ti | Titanium | 2.7 — 3.2 |
| C | Carbon | <0.05 |
| P | Phosphorus | <0.02 |
| Cr | Chromium | 12.5 — 13.5 |
EP221
EP51
36NHTYUM5
The alloy is produced according to the technical requirements of GOST 10994−74. Designed for the manufacture of elastic sensitive elements operating at temperatures up to 350 degrees. WITH
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Precision alloys | With preset elastic properties |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Ti, % | Ni, % | Al, % | P, % | C, % | S, % | Mo, % |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GOST 10994-74 | 37.01–43.7 | 0.3–0.7 | 0.8–1.2 | 12.5–13.5 | 2.7–3.2 | 35–37 | 1–1.3 | < 0.02 | < 0.05 | < 0.02 | 4–6 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{P}$$, $$MPa$$ | $$\epsilon_L$$, % | $$\psi$$, % | $$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ | Treatment |
|---|---|---|---|---|---|---|---|---|---|---|
| Round | 1030 | 635 | 10 | 20 | 290 | Quenching and aging | ||||
| Wire | GOST 10994-74 | 1375–1765 | ||||||||
| Tape | cold-work | 1100 | 1 | |||||||
| Tape | soft | 880–930 | 15–20 | hardening |
Brinell hardness number
Standards
| Standard | Description |
|---|---|
| GOST 10994-74 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Ti | % | Titan |
| Ni | % | Nickel |
| Al | % | Aluminium |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| Mo | % | Molybdenum |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
| $$\sigma_{P}$$ | $$MPa$$ | Proportionality limit |
| $$\epsilon_L$$ | % | Elongation at break (longitudinal) |
| $$\psi$$ | % | Reduction in cross section on fracture |
| $$KCU\cdot 10^{3}$$ | $$\frac{J}{m^2}$$ | Impact toughness |