Designation
| Name |
The value |
| Designation GOST Cyrillic |
ХН60МВТЮ |
| Designation GOST Latin |
XH60MBTJu |
| Transliteration |
HN60MVTYu |
| By chemical elements |
CrNi60CuВTeAl |
| Name |
The value |
| Designation GOST Cyrillic |
ЭП487 |
| Designation GOST Latin |
EP487 |
| Transliteration |
EhP487 |
| By chemical elements |
- |
Description
Alloy ХН60МВТЮ used: for the manufacture of blades and vanes, and fasteners, and gas turbine aircraft industry.
Note
High-temperature Nickel-based alloy. The recommended maximum operating temperature for a limited time, 750−800 °C. the Temperature of beginning of intensive scaling in air 1000−1050 °C.
Standards
| Name |
Code |
Standards |
| Bars and shapes |
В22 |
GOST 1133-71, GOST 2590-2006 |
| Blanks. Of the workpiece. Slabs |
В31 |
TU 14-1-1214-75 |
| Bars |
В55 |
TU 14-1-1795-76 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Al |
B |
Ti |
Mo |
W |
Ce |
| TU 14-1-1795-76 |
≤0.08 |
≤0.01 |
≤0.015 |
≤0.5 |
17-20 |
≤0.5 |
Rest |
≤4 |
1-1.5 |
≤0.01 |
2.2-2.8 |
9-11 |
4-5 |
≤0.01 |
Ni is the basis.
According to TU 14-1-1795-76 the chemical composition is given for steel grade KhN60MVTU-VD (EP487-VD).
Mechanical properties
| Section, mm |
sT|s0,2, MPa |
σU, MPa |
d5, % |
y, % |
KCU, kJ/m2 |
HB, MPa |
| Bars hot rolled (15-55 mm), forged round (55-100 mm) and forged square (55-160 mm). Heating up to 1120-1140 °C (exposure of 2.5 h), quenching and air cooling + ageing at 840-860 °C (extract 3 hours), air cooling |
|
687 |
981 |
12 |
12 |
343 |
255-363 |
|
589 |
785 |
12 |
12 |
343 |
- |
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 |
| d5 |
Elongation after rupture |
| y |
The relative narrowing |
| KCU |
Toughness |
| HB |
Brinell hardness number |
