Steel 1521 (Э44)
Steel 3408
Steel 2311 (E2200)
Steel 2312
Steel 2411 (E3100)
Steel 2412
Steel 2413
Steel 2421
Steel 3311 (E411)
Steel 3404
Steel 3405
Steel 3406
Steel 3407
Steel 2211 (E1300)
Steel 3411 (E310)
Steel 3412 (E320)
Steel 3413 (E330)
Steel 3414 (E330A)
Steel 3415
Steel 3421 (E340)
Steel 3422 (E350)
Steel 3423 (E360)
Steel 3424 (E360A)
Steel 3425 (E360AA)
Steel 3471
Steel 3472
Steel 1514 (E43A)
Steel 1211 (E11)
Steel 1212 (E12)
Steel 1213 (E13)
Steel 1311 (E21)
Steel 1312 (E22)
Steel 1313
Steel 1411 (E31)
Steel 1412 (E32)
Steel 1413 (E33)
Steel 1511 (E41)
Steel 1512 (E42)
Steel 1513 (E43)
Steel 2212
Steel 1521 (E44)
Steel 1561 (E45)
Steel 1562 (E46)
Steel 1571 (E47)
Steel 1572 (E48)
Steel 2011 (E0100)
Steel 2012 (E0300)
Steel 2013
Steel 2014
Steel 2111 (E1000)
Steel 2112 (E1000AA)
Designation
| Name | The value |
|---|---|
| Designation GOST Cyrillic | 1521 |
| Designation GOST Latin | 1521 |
| Transliteration | 1521 |
| The chemical elements | 1521 |
| Name | The value |
|---|---|
| Designation GOST Cyrillic | Э44 |
| Designation GOST Latin | E44 |
| Transliteration | Eh44 |
| The chemical elements | - |
Description
1521 steel is used: for the manufacture of rolled products, designed for magnetic circuits of electrical machines.
Note
Class 1 — hot-rolled steel is isotropic.
Mass fraction of silicon 3,80−4,80%.
Group 2 — specific losses in the magnetic induction of 1.0 T and frequency of 400 Hz (R1,0/400).
Standards
| Name | Code | Standards |
|---|---|---|
| Classification, nomenclature and general norms | В30 | GOST 21427.0-75 |
Chemical composition
| Standard | Si | Fe |
|---|---|---|
| GOST 21427.0-75 | 3.8-4.8 | The rest |
Fe is the basis.
According to GOST 21427.0-75 the chemical composition of steel is not standardized.
According to GOST 21427.0-75 the chemical composition of steel is not standardized.
