1. Q: Cov yeeb nkab dub yog dab tsi?
A: Carbon steel yeeb nkab nrog cov hlau oxide tsaus nti txheej txheej tsim thaum lub sijhawm tsim khoom. Nws yog siv rau kev siv tsis yog -corrosive xws li roj thiab dej kab.
2. Q: Dab tsi yog galvanized steel yeeb nkab?
A: Cov yeeb nkab carbon steel coated nrog txheej zinc (los ntawm kub-dip galvanizing) los tiv thaiv corrosion. Feem ntau nyob rau hauv cov kav dej thiab kev siv sab nraum zoov.
3. Q: Dab tsi yog qhov tsis zoo ntawm cov yeeb nkab galvanized rau cov dej haus?
A: Nyob rau tib lub sijhawm, kev xeb sab hauv tuaj yeem tso cov zinc thiab xeb, uas cuam tshuam rau cov dej zoo thiab ua rau txo qis.
4. Q: Cov yeeb nkab "DOE" lossis "DOM" txhais li cas?
A: Kos rau Mandrel. Nws yog ib qho txias - kos ERW raj nrog lub vuam seam annealed, muab qhov zoo ntawm qhov tseeb, du nto, thiab lub zog siab. Siv nyob rau hauv hydraulic kheej kheej thiab precision daim ntaub ntawv.
5. Q: Kauv welded yeeb nkab yog dab tsi?
A: Cov yeeb nkab ua los ntawm helically winding thiab vuam steel kauj. Nws tso cai rau cov kab loj loj thiab feem ntau yog siv rau kev xa dej, piling, thiab slurry kab.
