10X23H18 steel
10Х23Н18 steel
Steel 10X23H18: a classifier of steels and alloys. Below is systematized information on the purpose, chemical composition, types of supply, substitutes, critical point temperatures, physical, mechanical, technological and foundry properties for the brand — Steel 10Х23Н18.
General information about steel 10Х23Н18
| Type of delivery |
| 10Х23Н18 pipe, bars, including shaped: GOST 5949−75, GOST 2590−71, GOST 2591−71, GOST 2879−69. Calibrated bar GOST 7417−75, GOST 8559−75, GOST 8560−78. Grinded rod and silver GOST 14955−77. Sheet thin GOST 5582−75, GOST 19903−74. Strip GOST 4405−75, GOST 103−76. Forgings and forged blanks GOST 1133−71, GOST 25054−81. Tubes GOST 9941−81, GOST 9940−81. |
| Application |
| Sheet parts, pipes, valves (under reduced loads) operating at 1000 ° C. Steel is heat-resistant, heat-resistant, of the outtense class. |
Chemical composition of steel 10Х23Н18
| Chemical element |
% |
| Silicon (Si), not more |
1.0 |
| Manganese (Mn), not more than |
2.0 |
| Copper (Cu), not more than |
0.30 |
| Nickel (Ni) |
17.0−20.0 |
| Sulfur (S), not more than |
0.020 |
| Titanium (Ti), not more than |
0.2 |
| Carbon ©, not more than |
0.10 |
| Phosphorus (P), not more than |
0.035 |
| Chrome (Cr) |
22.0−25.0 |
Mechanical properties of steel 10Х23Н18
| Heat treatment, delivery condition |
Section, mm |
σ0, 2, MPa |
σB, MPa |
δ5, % |
ψ, % |
HB |
| Bars. Hardening 1100−1150°C, air or water. |
60 |
196 |
490 |
35 |
50 |
|
| Hot- or cold-rolled sheets. Hardened at 1080−1150°C, water or air (transverse samples) |
<3,9 |
|
510 |
35 |
|
|
| Forgings. Tempering 1000−1050°C, water or air |
<1000 |
196 |
490 |
35 |
40 |
179 |
| Seamless hot-deformed pipes without heat treatment |
3,5−32 |
|
491 |
37 |
|
|
| Seamless cold- and heat-treated heat-treated pipes |
0,2−22 |
|
529 |
35 |
|
|
| Sheet. Tempering 1100−1150°C, air, oil or water. |
|
175 |
490 |
40 |
55 |
|
Physical properties of steel 10Х23Н18
| Test temperature,°C |
20 |
100 |
200 |
300 |
400 |
500 |
600 |
700 |
800 |
900 |
| Steel density, pn, kg/m3 |
7950 |
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