Designation
Name |
The value |
Designation GOST Cyrillic |
30Х3НВА |
Designation GOST Latin |
30X3HBA |
Transliteration |
30H3NVA |
By chemical elements |
30Cr3НW |
Description
30Х3НВА steel is used: for the manufacture of heavily loaded machine parts (shafts, axles, gear wheels); parts aircraft industry in the nitride state.
Standards
Name |
Code |
Standards |
Classification, nomenclature and General rules |
В20 |
OST 1 90005-91 |
Mechanical properties
HB, MPa |
HRC |
Gradation of performance properties of the finished heat-treated parts for OST 1 90005-91 |
285-341 |
27-36 |
Description mechanical marks
Name |
Description |
HB |
Brinell hardness number |
HRC |
Rockwell hardness (indenter diamond spheroconical) |