Steel 6Х7В7ФМ (ЭИ161)

Designation

Name The value
Designation GOST Cyrillic 6Х7В7ФМ
Designation GOST Latin 6X7B7FM
Transliteration 6H7V7FM
By chemical elements 6Cr7W7VMo
Name The value
Designation GOST Cyrillic ЭИ161
Designation GOST Latin EI161
Transliteration EhI161
By chemical elements -

Description

6Х7В7ФМ steel is used: for the production of long products (hot rolled and forged round bars and square cross-sections) with a diameter of 8−200 mm, intended for the manufacture of punches, dies, cutting tools and cold weapons.

Standards

Name Code Standards
Bars and shapes В32 TU 14-1-2924-80

Chemical composition

Standard C S P Mn Cr Si Ni V Mo W
TU 14-1-2924-80 0.55-0.65 ≤0.03 ≤0.03 0.3-0.6 6.5-7.5 0.3-0.6 ≤0.3 ≤0.3 0.25-0.35 6.5-7.5
According to TU 14-1-2924-80 the following deviations in chemical composition are allowed: by carbon ± 0.010%, by silicon ± 0.020%, by chroma ± 0.050%, by manganese ± 0.020%, by molybdenum ± 0.020%, by tungsten ± 0.050 %.

Technological properties

Name The value
Particularities of production of goods On the other 14-1-2924-80 steel supplied in the annealed condition with hardness not higher than HB 269 (indentation diameter not less than 3.7 mm).