Alloy ХН65ВМБЮ (ЭП914; ВЖ131)

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