Steel Е55 (NEPRA)
Designation
| Name |
The value |
| Designation GOST Cyrillic |
Е55 |
| Designation GOST Latin |
E55 |
| Transliteration |
E55 |
| The chemical elements |
Se55 |
| Name |
The value |
| Designation GOST Cyrillic |
НИПРА |
| Designation GOST Latin |
HIPPA |
| Transliteration |
NIPRA |
| The chemical elements |
НИPB |
Description
Е55 steel is used: for the production of hot-rolled and forged bars and rods, designed for the manufacture of parts transport and tractor and agricultural machinery manufactured by hot forming, the subsequent mechanical machining and hardening with heating HDTV.
Note
Discapacitadas steel machining.
Standards
| Name |
Code |
Standards |
| Sectional and shaped rolling |
В32 |
EAST 62-144-63, TU ЧМЗ-64-67, TU 14-1-1314-75 |
Technological properties
| Name |
The value |
| Macrostructure and contamination |
Metal on the other CMP-64-67 comes with the normalized grain size of austenite, the score of which should not exceed 6 when tested according to GOST 5639. |
| Features of production |
Rods, strips and rods for INFORMATION 62-144-63 the CMP-64-67 are supplied depending on the order in vysokoopasnye or thermally unprocessed state. |
| Draft |
Steel on the other CMP-64-67 and its surface is 62-144-63 ispytyvaet on sediment in the hot state in accordance with GOST 8817. |
| Calcination capacity |
On the other CMP-64-67, the hardenability according to GOST 5657. The hardenability of steel at HRc=40 must not exceed 4.0 mm. the results of the hardenability optional but must be specified in the certificates. |
