{{0} Nrho. Thaum lub qhov hluav taws kub tsis kam ua qhov kev tiv thaiv sab hauv tsev steel qauv, lub teeb ru tsev steel qauv thiab steel qauv nrog cov kev ua kom zoo nkauj tau hais tseg kom muaj 1. 5 h lossis tsawg dua, nyias txheej txheej steel qauv hluav taws kub txheej txheej yuav tsum xaiv.
{{0} Nrho. Thaum qhov hluav taws kub tsis kam ua qhov kev tiv thaiv sab hauv cov qauv steel, lub siab siab txhua lub qauv steel thiab ntau lub rooj cob qhia steel qauv tsim kom muaj ntau tshaj 1. 5 h, tuab txheej steel qauv hluav taws kub retardant txheej thiab tsis xaiv kev kub hnyiab hluav taws retardant txheej yuav tsum tau xaiv.
{{0} Nrho. Rau sab nraum zoov steel qauv, hluav taws kub retardant txheej haum rau siv sab nraum zoov yuav tsum tau xaiv.
{{0} Nrho. Yog tias cov qauv siv hluav taws kub tsis xwm yeem tsim ntau dua li 1.
{{0} Nrho. Thaum cov hluav taws xob ntxiv hluav taws xob tau siv rau sab nraum zoov thiab sab nraum zoov steel qauv, cov khoom lag luam uas ua tau raws li qhov xav tau ntawm ib puag ncig rau lawv kev ua haujlwm yuav tsum tau xaiv;
{{0} Nrho. Qhov tuab ntawm tsis siv hluav taws kub txheej yuav tsum tsis pub tsawg dua 10 hli;
{{0} Nrho. Cov hluav taws kub retardant txheej thiab anticorrosive txheej yuav tsum sib haum thiab sib phim.
