Cov yeeb nkab txias txias yog ib hom yeeb nkab steel thaum nws siv. Nws yog faib raws li cov txheej txheem sib txawv hauv cov sijhawm ua haujlwm, uas yog qhov txawv ntawm cov pob zeb kub (nthuav dav) cov yeeb nkab. Hauv kev tsim cov txheej txheem ntawm txoj kab uas hla ntawm lub raj capillary lossis cov raj ua cov khoom siv raw, nws yog tsim los ntawm ntau cov qauv kos duab txias, feem ntau ntawm ib leeg-ob txoj saw lossis ob txoj hlua txias txias tshuab ntawm 0.5 txog 100T. Cov kuav los tiag (hu rau) cov kav xa dej hlau tau muab faib ua cov kav hlau loj, qis thiab nruab nrab siab boiler steel kav, siab siab boiler steel kav, alloy steel kav, stainless steel kav, roj av tawg kav, kav dej machined, tuab-walled kav, me txoj kab uas hla thiab sab hauv pwm txias kos cov kav dej thiab lwm cov kav hlau, Kuj suav nrog cov pa roj carbon nyias-phab ntsa steel kav, alloy hlau-phab ntsa steel kav, stainless hlau nyias-walled steel kav, tshwj xeeb zoo li cov kav hlau.
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