Steel 36G2S

Designation

Name The value
Designation GOST Cyrillic 36Г2С
Designation GOST Latin 36G2C
Transliteration 36G2S
By chemical elements 36Mn2С

Description

36G2S steel is used: for the manufacture of seamless drill pipes and couplings to them, used in geological core drilling.

Note

Steel low-alloy silico-manganese.

Standards

Name Code Standards
Steel pipes and fittings to them В62 GOST 7909-56, TU 14-3-463-2005, TU 14-159-179-2003, TU 14-159-246-94
Blanks. Of the workpiece. Slabs В31 TU 14-1-5349-97

Chemical composition

Standard C S P Mn Cr Si Ni Fe
GOST 7909-56 0.32-0.4 ≤0.045 ≤0.04 1.5-1.8 ≤0.3 0.4-0.7 ≤0.4 Rest
Fe is the basis.

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa d5, %
The seamless geological drill pipe and couplings as supplied by GOST 7909-56 (normalization or hardening with high tempering)
≥490 ≥686 ≥12

Description mechanical marks

Name Description
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σU Limit short-term strength
d5 Elongation after rupture