Precision Alloy 29N26KHBTY

No foreign analogues

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

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Rolling Standard Classifiers Value, HRC
Tape GOST 10994-74 32

Limit operating modes

Standard Температура, °C
GOST 10994-74 350

Heat Treatment Modes

Treatment
Raskalka 1000 ± 20оС - holding time 20 ... 40 min. Water cooling + tempering 700 ± 10 ° C

Standards

Standard Description
GOST 10994-74

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