Steel 03Н18К8М3ТЮ (ЗИ25)
Designation
Description
03Н18К8М3ТЮ steel is used: for the production of ingots for the manufacture of parts of equipment of power plant engineering, shipbuilding and the chemical industry by a method of metal forming and machining.
Note
Partenitskaya steel.
Standards
Chemical composition
Fe is the basis.
According to TU 14-1-4090-86 the chemical composition is given for steel grade 03Н18К8М3ТЮ-ВД (ЗИ25-ВД). Deviations from the specified chemical composition are allowed: for nickel ± 0.30%, for molybdenum ± 0.30%, for cobalt ± 0.30%, for titanium +0.050%. The content of residual elements must comply with GOST 5632.
According to TU 14-1-4090-86 the chemical composition is given for steel grade 03Н18К8М3ТЮ-ВД (ЗИ25-ВД). Deviations from the specified chemical composition are allowed: for nickel ± 0.30%, for molybdenum ± 0.30%, for cobalt ± 0.30%, for titanium +0.050%. The content of residual elements must comply with GOST 5632.