Steel 03Н14Х5М3ТЮ (OMS-2)

Designation

Name The value
Designation GOST Cyrillic 03Н14Х5М3ТЮ
Designation GOST Latin 03H14X5M3TJu
Transliteration 03N14H5M3TYu
By chemical elements 03Н14Cr5Mo3TiAl
Name The value
Designation GOST Cyrillic ОМС-2
Designation GOST Latin OMC-2
Transliteration OMS-2
By chemical elements ОMoС-2

Description

03Н14Х5М3ТЮ steel is used: for the production of ingots and rolled steel for the manufacture of parts and special fasteners equipment engineering, shipbuilding and the chemical industry by a method of metal forming and machining.

Note

Partenitskaya steel.

Standards

Name Code Standards
Bars and shapes В32 TU 14-1-3388-82
Blanks. Of the workpiece. Slabs В31 TU 14-1-4090-86

Chemical composition

Standard C S P Mn Cr Si Ni Fe Al Ti Mo
TU 14-1-4090-86 ≤0.03 ≤0.01 ≤0.01 ≤0.1 4.5-5.5 ≤0.15 13.5-14.5 Rest 0.05-0.15 0.6-0.75 2.8-3.2
TU 14-1-3388-82 ≤0.03 ≤0.01 ≤0.01 ≤0.1 4.5-5.5 ≤0.1 13.5-14.5 Rest 0.05-0.15 0.6-0.8 2.8-3.2
Fe is the basis.
According to TU 14-1-4090-86, the chemical composition is given for steel grade 03Н14Х5М3ТЮ-ВД (ОМС-2-ВД). Deviations from the specified chemical composition are allowed: by nickel ± 0.30%, by molybdenum ± 0.30%, by chromium-0.50%, by titanium +0.10%. The content of residual elements must comply with GOST 5632.
According to TU 14-1-3388-82, the chemical composition is given for steel grade 03Н14Х5М3Т-ВИ (ОМС-2-ВИ).

Technological properties

Name The value
Macrostructure and pollution In the macrostructure of the metal bars on the other 14-1-4090-86 on the etched transverse templeto with a side of a square 90-100 mm. should not be the remnants of a shrinkage pipe, podnasadochnogo looseness, bubbles, czernowin, foreign non-metallic and slag inclusions, visible without using the magnifying devices.