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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.

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