High Carbon Steel (High Carbon Steel) feem ntau hu ua cov cuab yeej hlau, Cov ntsiab lus carbon ntawm 0.60% txog 1.70%, quenching thiab tempering.Hammers thiab crowbars yog ua los ntawm 0.75% carbon steel;tej cuab yeej xws li xyaum xyaum, kais dej thiab reamers yog ua los ntawm 0.90% mus rau 1.00% carbon steel.Qhov saum npoo ntawm galvanized ...
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