P050310 480001

P050310 480001



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8. Impact reslstance

tmpact resistance (udarność) of Steel is capabitity to transfer of loadings under impact (uderzenie), tmpact resistance can be measure as the work necessary to breaking of specimen by single impact of Charpy hammer onto a specimen with 2 mm notch (karbem).the work is a measure of brittleness of Steel. The impact resistance is increasing along with the fine grain structure of Steel. Hot rolling and heat treatment increasing the steel impact resistance.


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