Grade 20Г1РА
Other Names
Corresponding Standard GOST 10702-2016
Rolled Stock of High Quality Structural Carbon and Alloyed Steel for Cold Extrusion and Upsetting
Classification Alloy Steel
20Г1РА Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu N B Al
Minimum Value 0.2 - 0.9 - - 0.15 - - - 0.002 0.02
Maximum Value 0.25 0.17 1.3 0.015 0.02 0.3 0.1 0.1 0.01 0.005 0.05
20Г1РА Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa
Elongation or Extension Rate
δ
%
Reduction of Area
ψ
%
Steel Hot-rolled and hot-calibrated, unheat-treatment ≤620 ≥25 ≥55
Steel Hot-rolled and hot-calibrated, heat-treatment ≤560 ≥28 ≥60

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