Thaum ua cov kua qaub pickling ntawm cov kav hlau, kev lag luam -qib hydrochloric acid feem ntau yog siv ncaj qha kom ua tiav cov nqi pickling sai. Thaum lub sij hawm tus txheej txheem, cov hlau matrix nyob rau hauv cov yeeb nkab steel reacts nrog hydrochloric acid los tsim ferric chloride thiab ferrous chloride. Raws li ferric chloride ua raws li kev txhim kho corrosion, ntxiv ib qho kev ntsuas ntawm cov tshuaj hydrochloric acid rau cov tshuaj tshiab tuaj yeem txhim kho kev noj qab haus huv.
34. Dab tsi yog qhov cuam tshuam ntawm ferric chloride (thiab ferrous chloride) cov ntsiab lus hauv hydrochloric acid pickling kua ntawm pickling?
Dec 15, 2025
Xa kev nug
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