Alloy Х23Ю5А (0Х23Ю5А)

Designation

Name The value
Designation GOST Cyrillic Х23Ю5А
Designation GOST Latin X23Ju5A
Transliteration H23Yu5A
By chemical elements Cr23Al5
Name The value
Designation GOST Cyrillic 0Х23Ю5А
Designation GOST Latin 0X23Ju5A
Transliteration 0H23Yu5A
By chemical elements 0Cr23Al5

Description

Alloy Х23Ю5А used: for the manufacture of wire and strip for industrial and laboratory furnaces, household appliances and devices, rheostats and the glow plug but with a greater service life than alloy KH23JU5.

Standards

Name Code Standards
Tape В34 GOST 12766-67

Chemical composition

Standard C S P Mn Cr Si Ni Fe Ti Zr Ag
GOST 12766-67 ≤0.05 ≤0.015 ≤0.02 ≤0.3 21.5-23.5 ≤0.6 ≤0.6 Rest ≤0.3 ≤0.5 4.6-5.3
Fe is the basis.
According to GOST 12766-67 the chemical composition is given for the alloy grade X23Y5A. The presence in the alloy of residual rare-earth elements, as well as barium and calcium, is not a defective feature. In the alloy of vacuum smelting, the aluminum content is not more than 5.60%.

Mechanical properties

sT|s0,2, MPa σU, MPa d y, %
The mechanical properties of the alloy at short-term burst tests according to GOST 12766-67. Quenching in water from 760 °C (exposure 30 minutes)
≥540 ≥647 ≥23 ≥72
≥431 ≥608 ≥16 ≥53
≥353 ≥373 ≥30 ≥79
- ≥118 ≥58 ≥94
- ≥16.67 ≥122 ≥96
- ≥8.83 - -

Description mechanical marks

Name Description
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σU Limit short-term strength
d Elongation after rupture
y The relative narrowing

Physical characteristics

Temperature r, kg/m3 R, Mr. · m a, 10-6 1/°C
20 7250 1300-1400 -
1200 - - 174

A description of the physical symbols

Name Description
r Density
l Coefficient of thermal conductivity
С Specific heat

Technological properties

Name The value
Microstructure Ferritic structure.
Magnitnoi Magnetic alloy.
Okalinolomatel, heat resistance Onlinetony alloy in an oxidizing atmosphere and in the atmosphere containing sulfur and sulfur compounds; is prone to sagging at high temperatures.
Operating temperature The working temperature of heating element: Optimal 1175 °C, the limit of 1200 °C.