Steel 18KH25N19SL (15Х25Н19СЛ)
Designation
Description
18KH25N19SL steel is used: for the manufacture of castings in corrosion resistant, acid-resistant and heat-resistant parts; parts of steam and gas turbines, boilers, blades and shrouds of the nozzle compressors and turbines and other components operating at high temperatures.
Note
Steel corrosion resistant, acid resistant, heat resistant austenitic class.
Standards
Chemical composition
Fe is the basis.
According to GOST 2176-77, the chemical composition is given for steel grade 18Х25Н19СЛ. Deviations from the norms of chemical composition are allowed: for carbon ± 0.020%; for silicon ± 0.10%; on manganese, copper, chromium and nickel ± 0.10% each; by titanium and tungsten ± 0.050% each; by vanadium, molybdenum and niobium ± 0.020% each.
According to GOST 2176-77, the chemical composition is given for steel grade 18Х25Н19СЛ. Deviations from the norms of chemical composition are allowed: for carbon ± 0.020%; for silicon ± 0.10%; on manganese, copper, chromium and nickel ± 0.10% each; by titanium and tungsten ± 0.050% each; by vanadium, molybdenum and niobium ± 0.020% each.