Alloy ХН70МВЮ (ЭИ828)

Designation

Name The value
Designation GOST Cyrillic ХН70МВЮ
Designation GOST Latin XH70MBJu
Transliteration HN70MVYu
By chemical elements CrNi70CuВAl
Name The value
Designation GOST Cyrillic ЭИ828
Designation GOST Latin EI828
Transliteration EhI828
By chemical elements -

Description

Alloy ХН70МВЮ used: for the production of bars used for the production of torsion springs for steam valves (high temperature valves, propriately valves, expansion joints, pressure regulators, elastic suspension of the heaters) operated in sea water and in vacuum at temperatures from -253 °C to +800 °C in air to +500 °C, in the pairs of sea water up to +200 °C.

Standards

Name Code Standards
Parts and assemblies common to the various machines and mechanisms Г11 GOST Р 50753-95
Bars and shapes В32 TU 14-1-3131-81