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Steel 11Х18М

Designation

Name The value
Designation GOST Cyrillic 11Х18М
Designation GOST Latin 11X18M
Transliteration 11H18M
The chemical elements 11Cr18Mo

Description

11Х18М steel is used: for the manufacture of instrument bearings operating in aggressive environments.

Note

Corrosion resistant bearing structural steel. Designation of steel 11Х18М-stepper motor is used for steel double remelting (electroslag + vacuum arc).

Standards

Name Code Standards
Sectional and shaped rolling В22 GOST 1133-71, GOST 2590-2006
Sectional and shaped rolling В32 GOST 14955-77, TU 14-1-3045-80
Bulls. Blanks. Slabs В31 TU 14-1-1254-75

Chemical composition

Standard C S P Mn Cr Si Ni Fe Cu Mo
TU 14-1-3045-80 1.1-1.2 ≤0.015 ≤0.025 0.5-1 16.5-18 0.53-0.93 ≤0.3 The rest ≤0.3 0.5-0.8
Fe is the basis.
According to TU 14-1-3045-80 the chemical composition is given for steel grade 11X18M-SHD of double remelting (electroslag + vacuum arc).

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