Labaran Masana'antu
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Menene bambanci tsakanin ANSI B36.19 da ANSI B36.10 Standard?
Matsayin ANSI B36.19 ya haɗa da bututun ƙarfe mara ƙarfi da bututun ƙarfe na welded.amma ma'aunin ANSI B36.10 ya haɗa da bututun ƙarfe maras sumul da bututun ƙarfe na welded.Za a iya amfani da ginshiƙi bayanan bayanan karfen da ke ƙasa don nemo girman bututu .d...Kara karantawa
