Designation
| Name |
The value |
| Designation GOST Cyrillic |
15Х14НЛ |
| Designation GOST Latin |
15X14HL |
| Transliteration |
15H14NL |
| By chemical elements |
15Cr14Н |
Description
15KH14NL steel is used: for the manufacture of castings to various industrial purpose.
Note
Steel corrosion-resistant martensitic-ferritic class. Stainless steel in the water, wet steam, dilute nitric acid and weak organic acids. Steel has a high resistance against cavitation.
Standards
| Name |
Code |
Standards |
| Steel castings |
В82 |
GOST 977-88 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
| GOST 977-88 |
≤0.15 |
≤0.035 |
≤0.035 |
0.4-0.9 |
12-15 |
≤0.6 |
0.7-1.2 |
Rest |
Fe is the basis.
Mechanical properties
| Section, mm |
sT|s0,2, MPa |
σU, MPa |
d |
y, % |
KCU, kJ/m2 |
| Homogenization at 1020-1100 °C, air cooling + normalizing at 930-950 °C, air cooling + vacation at 680-740 °C, cooling with furnace or air |
| 100 |
≥383 |
≥579 |
≥15 |
≥50 |
≥441 |
| Normalizing at 930-950 °C, air cooling + vacation at 680-740 °C, cooling with furnace or air |
| 100 |
≥289 |
≥481 |
≥15 |
≥50 |
≥294 |
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 |
| KCU |
Toughness |
