Cov yeeb nkab steel muaj ib qho hollow seem, uas yog loj dua li lub cheeb los yog txoj kab uas hla ntawm stainless hlau phaj.
1. Qhov saum npoo ntawm cov yeeb nkab steel yog ntau ruaj nrog kev kho xeb, uas tsis yog ntau tshaj li oxidation sai thiab yuav tsis tsim cov xeb dawb ntawm cov yeeb nkab steel.
2. Cov yeeb nkab steel muaj kev tiv thaiv tag nrho. Tom qab cua sov, txhua feem ntawm cov yeeb nkab steel yog coated nrog zinc, thiab qhov concave thiab convex yog tiv thaiv.
3. Nrog kev tiv thaiv corrosion thiab hnav-resistant yam ntxwv, cov yeeb nkab steel siv tau ntev dua.
4. Raws li cov yeeb nkab steel tau coated nrog zinc, lub sij hawm rau kev pleev xim rau cov roj los yog cov xim sab nrauv tau txais kev cawmdim, thiab kev tsim kho yog yooj yim dua.
5. Galvanized steel kav yuav tsis tawg txawm tias tom qab 39 hnub, uas yog tshwj xeeb tshaj yog haum rau qhov chaw khov nyob rau sab qaum teb.
