Tus Hlau Chev hnyav npaum li cas?

Lub steel kauj feem ntau hnyav ntawm 1 mus rau 30 tons, nyob ntawm seb cov khoom, thickness, dav, thiab ntev. Qhov hnyav ntawm steel kauj yog feem ntau txiav txim siab los ntawm nws qhov ntim thiab ntom. Cov khoom siv steel hlau feem ntau suav nrog cov hlau tsis muaj hlau thiab cov hlau tsis muaj steel, nrog qhov ntom ntom feem ntau nyob ib puag ncig 7.85 g / cm³. Piv txwv li, carbon steel coil nrog qhov dav ntawm 1 meter, tuab ntawm 0.5 hli, thiab qhov ntev ntawm 1000 meters hnyav kwv yees li 3.925 tons (xws li: 1m × 0.0005m × 1000m × 7850kg / m³=3.925 tonnes). Hlau coils tau dav siv hauv kev lag luam xws li kev tsim tsheb, kev tsim kho, thiab cov khoom siv hauv tsev, thiab lawv qhov hnyav thiab qhov tshwj xeeb yog txiav txim siab los ntawm lawv cov ntawv thov tshwj xeeb.