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Steel grade St3Gps characteristics

Steel grade St3Gps – structural carbon steel of ordinary quality, the chemical composition of which meets the requirements of GOST 380 and DSTU 2651.

Classification: Structural carbon steel of ordinary quality.

Products: Plate and wide-strip products, forgings, pipes, rolled sections including shapes.


Chemical composition of St3Gps steel, %

С Si Mn S P
0.14 - 0.22 ≤   0.15   0.80 - 1.10  ≤   0.050     ≤   0.040


Mechanical properties of steel St3Gps

Standard Tensile strength, N/mm2 Yield strength, N/mm2 (min), for thicknesses, mm Elongation, % (min), for thicknesses, mm
Up to 20 20-40 40-100 Over 100 Up to 20 20-40 Over 40
GOST 14637, DSTU 8803 370-490 245 235 225 205 26 25 23



USA Grade 42
European Union   S235JR, S235J0, S275JR
Japan   SM400B, SM41B


Steel grade St3Gps is actively used in the production of load-carrying elements of welded constructions operating under variable loads in the temperature range from -20 to +425°C.



Steel grade St3Gps has no welding restrictions.  

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