Characteristics of steel grade 55
Steel grade 55 is a quality structural carbon steel produced to the requirements of DSTU 7809 and GOST 1050.
Classification: Quality structural carbon steel.
Products: Steel plates, sheets and coils, semi-finished products, rolled sections including shapes.
Chemical composition of steel grade 55 (ladle analysis) according to GOST 7809, %
|0,52 - 0,60||0,17 - 0,37||0,50 - 0,80||≤0,040||≤0,035||≤0,25|
Mechanical properties of steel grade 55 after normalizing
|Yield strength, N/mm2, min||Tensile strength, N/mm2, min||Elongation, %, min||Reduction of area, %, min|
Equivalents of steel grade 55
|European Union||1CS55, 2C55, 2CS55, C55, C55E|
|China||55, SM55, ZG340-640|
Steel 55 is used for the manufacture of rods, shafts, axles, rims, low stress springs and shocks, couplings, plowshares, nozzle holders, solid rolled wheels for wagons and other parts subjected to friction.
Not used for welded structures.
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