Taw qhia: AISI 1040 Carbon Steel, tseem hu ua UNS G10400, yog siv dav hlau hlau paub txog nws cov ntsiab lus siab carbon. Cov khoom no nthuav tawm cov khoom siv kho tshuab zoo heev, ua rau nws haum rau ntau yam kev lag luam. Hauv tsab xov xwm no, peb yuav tham txog cov khoom, kev siv ...
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