Alloy GS 30

Designation

Name The value
Designation GOST Cyrillic ЖС30
Designation GOST Latin ZhC30
Transliteration GS30
By chemical elements FePb30

Description

Alloy GS 30 used: for the production of cast bar billets (LPZ), intended for subsequent remelting and casting parts blades and other shaped castings of gas turbine components.

Note

High-temperature casting Nickel-based alloy.

Standards

Name Code Standards
Bars and shapes В32 OST 1 90126-85

Chemical composition

Standard C S P Mn Cr Si Ni Fe Al B Ti Mo Nb Ca W Ce Zr Co Y Hf La
OST 1 90126-85 0.11-0.2 ≤0.01 ≤0.015 ≤0.4 5-9 ≤0.4 Rest ≤1 4.8-5.8 ≤0.02 1.4-2.3 0.4-1 0.4-1.4 ≤0.005 11-12.6 ≤0.015 ≤0.02 7.5-9.5 ≤0.03 0.3-1.2 ≤0.005
Ni is the basis.
According to OST 1 90126-85 the chemical composition is given for the alloy ZhS30-VI. Boron, zirconium, cerium, calcium, lanthanum and yttrium are introduced by calculation and chemical analysis are not determined. In the alloy, the content of hafnium and zirconium is allowed to be determined in total in%. In the alloy, the mass fraction of vanadium is allowed up to 0.10%. Vanadium is introduced by calculation and chemical analysis is not determined. In the alloy, the presence of concomitant rare earth metals: neodymium, gadolinium, praseodymium and others in an amount not exceeding 0.015%, which are not determined by chemical analysis.

Mechanical properties

Section, mm σU, MPa d5, %
Without heat treatment (OST 1 90126-85)
≥830 ≥3

Description mechanical marks

Name Description
σU Limit short-term strength
d5 Elongation after rupture