Precision Alloy 29N26KHBTY
The alloy is used for the manufacture of elastic sensitive elements operating up to 300 ° C and in conditions of high humidity.
Classification
| Country |
Section |
Category |
| CIS, Russia, Ukraine |
Precision alloys |
With preset elastic properties |
Chemical composition
| Standard |
Fe, % |
Si, % |
Mn, % |
Co, % |
Cr, % |
Ti, % |
Cu, % |
Ni, % |
Zr, % |
Al, % |
Nb, % |
Mo, % |
N, % |
ET, % |
|---|
| GOST 10994-74 |
33.6–37.15 |
0.05–0.1 |
0.05–0.1 |
25.5–26.5 |
2.4–2.8 |
1.7–1.9 |
< 0.05 |
28.5–29.5 |
0.05–0.1 |
1.2–1.4 |
3.4–3.8 |
< 0.05 |
< 0.04 |
< 0.06 |
Information on suppliers
Physical characteristics
| Temperature, °C |
$$E\cdot 10^{9}$$, $$MPa$$ |
$$\alpha\cdot 10^{6}$$, $$K^{-1}$$ |
$$\rho$$, $$\frac{kg}{m^3}$$ |
$$R\cdot 10^{-6}$$, $$\Omega\cdot m$$ |
|---|
| 20 |
160–180 |
8.5 |
8200 |
0.86 |
Mechanical properties at 20 °C
| Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\sigma_{Y}$$, $$MPa$$ |
d5, % |
Treatment |
|---|
| Tape |
GOST 10994-74 |
<2.0 |
Transverse |
|
1200 |
850 |
15 |
|
Твёрдость по Роквеллу
Limit operating modes
Heat Treatment Modes
| Treatment |
|---|
| Raskalka 1000 ± 20оС - holding time 20 ... 40 min. Water cooling + tempering 700 ± 10 ° C |
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| ET |
% |
Total other items |
| Fe |
% |
Iron |
| Si |
% |
Silicon |
| Mn |
% |
Manganese |
| Co |
% |
Cobalt |
| Cr |
% |
Chrome |
| Ti |
% |
Titan |
| Cu |
% |
Copper |
| Ni |
% |
Nickel |
| Zr |
% |
Zirconium |
| Al |
% |
Aluminium |
| Nb |
% |
Niobium |
| Mo |
% |
Molybdenum |
| N |
% |
Nitrogen |
Description of physical characteristics
| Parameter |
Units of measurement |
Description |
| $$E\cdot 10^{9}$$ |
$$MPa$$ |
Elastic modulus |
| $$\alpha\cdot 10^{6}$$ |
$$K^{-1}$$ |
Coefficient of thermal (linear) expansion (range 20°C–T) |
| $$\rho$$ |
$$\frac{kg}{m^3}$$ |
The density of the material |
| $$R\cdot 10^{-6}$$ |
$$\Omega\cdot m$$ |
Electrical resistivity |
Description of mechanical properties
| Parameter |
Units of measurement |
Description |
| d5 |
% |
Elongation at break |
| $$\sigma_{Y}$$ |
$$MPa$$ |
Yield strength |
| $$\sigma _{U}$$ |
$$MPa$$ |
Ultimate tensile strength |