|Designation GOST Cyrillic||120Г13Х2БЛ|
|Designation GOST Latin||120G13X2BL|
|By chemical elements||120Mn13Cr2Nb|
120Г13Х2БЛ steel is used: for the manufacture of casting parts housings vortex and ball mills; cheeks crushers; tram and rail switches and crossings; track Shoe; stars; teeth of excavator buckets and other parts operating under conditions of impact wear.
Wear resistant austenitic steel. Steel has high resistance to deterioration when exposed to high pressures or shock loads. Steel has a high resistance against abrasive wear and high cold resistance.
|Castings with special properties (iron and steel)||В83||GOST 2176-77|
According to GOST 2176-77, the chemical composition is given for steel grade 120G13X2BL. 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.
|sT|s0,2, MPa||σU, MPa||d5, %||y, %||KCU, kJ/m2|
|Casting. Quenching in water from 1050-1100 °C|
Description mechanical marks
|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|
|y||The relative narrowing|
A description of the physical symbols
|l||Coefficient of thermal conductivity|
|R||UD. the resistivity|