Designation
| Name |
The value |
| Designation GOST Cyrillic |
ХН65ВМБЮ |
| Designation GOST Latin |
XH65BMBJu |
| Transliteration |
HN65VMBYu |
| By chemical elements |
CrNi65ВCuBeAl |
| Name |
The value |
| Designation GOST Cyrillic |
ЭП914 |
| Designation GOST Latin |
EP914 |
| Transliteration |
EhP914 |
| By chemical elements |
- |
| Name |
The value |
| Designation GOST Cyrillic |
ВЖ131 |
| Designation GOST Latin |
BZh131 |
| Transliteration |
VG131 |
| By chemical elements |
ВFe131 |
Description
Alloy ХН65ВМБЮ used: for the manufacture of parts of special equipment; various parts of aircraft engines, stationary gas turbines, chemical tank construction, operating at 700−750 °C.
Note
Corrosion-resistant, high-temperature alloy.
Standards
| Name |
Code |
Standards |
| Bars and shapes |
В32 |
GOST 14955-77, GOST 22411-77, TU 14-1-3986-85 |
| Sheets and strips |
В23 |
GOST 19904-90 |
| Sheets and strips |
В33 |
TU 14-130-244-92 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Al |
B |
Mo |
Nb |
W |
Nd |
| TU 14-1-3986-85 |
≤0.06 |
≤0.015 |
≤0.015 |
≤0.5 |
17-18.5 |
≤0.5 |
Rest |
≤1.5 |
1.5-1.9 |
≤0.006 |
3-5 |
4-4.7 |
5.5-7.5 |
0.1-0.2 |
Ni is the basis.
According to TU 14-1-3986-85, the chemical composition is given for an alloy of the brand KhN65VMBYU-ID (EP914-ID).
According to TU 14-130-244-92, the chemical composition is given for an alloy of the brand ХН65ВМБЮ-ВИ (ЭП914-ВИ). It is permissible to introduce La instead of Nd in the same range.
Mechanical properties
| Section, mm |
sT|s0,2, MPa |
σU, MPa |
d5, % |
y, % |
| Steel cold-rolled sheet (0.8-3.0 mm) heat-treated in the condition of delivery. Tempering in air or under water shower with 1100-1120 °C |
|
- |
≤980 |
≥50 |
- |
| Steel cold-rolled sheet (0.8-3.0 mm) heat-treated in the condition of delivery. Tempering in air or under water shower with 1100-1120 °C + Aging 800 °C (aging 15 hours) |
|
- |
≤980 |
≥30 |
- |
|
- |
≤880 |
≥15 |
- |
| Bars hot rolled (20-55 mm) and iron (60-100 mm) heat-treated in the delivery condition. Hardening in air, 1090-1110 °C + Aging at 790-810 °C (extract 15 h), air cooling |
|
≤590 |
≤980 |
≥35 |
≥40 |
|
≤539 |
≤880 |
≥25 |
≥28 |
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 |
