Xaiv lus
Qhov txawv ntawm GB3091 Thiab GB / T13793
- GB / T 3091: Qhov no yog tus qauv rau 'welded steel yeeb nkab rau kev thauj khoom tsis tshua muaj siab', tseem hu ua 'general welded yeeb nkab' lossis 'dub yeeb nkab'. Cov yeeb nkab steel no feem ntau yog siv los thauj cov kua dej uas feem ntau tsis tshua muaj siab xws li dej, roj, cua, roj thiab cua sov. Tsis tas li ntawd, nws kuj tau siv dav los ua cov dej tsis tshua muaj siab thauj nrog galvanized welded steel yeeb nkab raw yeeb nkab.
- GB / T 13793: Cov qauv no hais txog 'txoj hlua hluav taws xob welded steel yeeb nkab', lub vuam seam uas yog sib npaug mus rau qhov ntev ntawm cov yeeb nkab steel, thiab feem ntau yog siv rau cov kav dej dav dav, xws li metric hluav taws xob welded steel yeeb nkab. thiab hluav taws xob welded nyias-walled yeeb nkab. Piv nrog GB / T 3091, cov yeeb nkab steel ntawm GB / T 13793 yog siv ntau dua rau kev tsim qauv.
- Raws li cov ntsiab lus, GB / T 3091 feem ntau yog siv rau kev sib kis ntawm cov kua dej qis, thaum GB / T 13793 yog qhov tsim nyog rau kev siv cov qauv. Thaum xaiv, tus qauv tsim nyog yuav tsum raug xaiv raws li qhov tshwj xeeb daim ntawv thov xav tau thiab lub hom phiaj.
