Alloy TSM-7

Designation

Name The value
Designation GOST Cyrillic ТСМ-7
Designation GOST Latin TCM-7
Transliteration TSM-7
By chemical elements TePbCu-7

Description

Alloy TSM-7 is used: for the manufacture of polished rods with a diameter of 8−16 mm (using 1,0), rods machined with a diameter of 30−45 mm (using 1.0) and seamless pipes of an external diameter of 14−32 mm with a wall thickness of 0.5−1.5 mm, intended for the production of parts of vacuum devices.

Note

The alloy is produced by vacuum melting.

Standards

Name Code Standards
Bars В55 TU 48-19-305-84, TU 48-19-247-93

Chemical composition

Standard C Fe Mo O Ta
TU 48-19-305-84 ≤0.005 0.005-0.02 Rest ≤0.005 0.2-0.5
Mo is the basis.

Mechanical properties

Section, mm σU, MPa d
Rods polished in the delivery condition on the other 48-19-305-84
8-16 ≥700 ≥14

Description mechanical marks

Name Description
σU Limit short-term strength
d Elongation after rupture