Ububanzi bensimbi ebushelelezi obukhulu bunyathela i-flange
Lokhu kuhlinzeka ngokumelana okuthuthukiswe kakhulu ku-sulfuric acid. Futhi inokuqukethwe okuphezulu kwe-chromium, ukukhulisa ukumelana kwayo kumakhemikhali oxidizing kanye nemifudlana yenqubo engcoliswe ngama-forric ion kanye ne-oksijini encibilikisiwe.
Zonke izindlela ezijwayelekile ze-welding zingasetshenziswa nge-Alloy B-3, noma kunjalo, i-Oxyacetylene nezinqubo ze-welding ezingaphansi komhlaba azinconywa lapho into esetshenzisiwe izosetshenziswa enkonzweni elonakalisayo. Akunconywa ukuthi kusetshenziswe ezindaweni ezine-Ferrite noma nge-cupric piping lapho ama-hydrochloric acid angahamba khona. I-acid izokwakha usawoti we-ferric no-cupric kanye nosawoti ithuba lokudonsa i-alloy b3. I-Hastelloy B3 Ex N010675 noma kunjalo inobuqili obuphakeme bokushisa buqhathaniswa ne-alloy b2. Inokumelana okuphezulu kokugqwala ngokunciphisa imidiya. I-Hastelloy B3 Round Pipe inokumelana kahle nokugqwayiza kwezindawo ezinamandla ku-oxidizing ezindaweni, ngakho-ke, ayinconyelwa ukusetshenziswa ku-oxidizing media noma phambi kosawoti we-ferric noma ocijile ngoba kungahle kudale ukwehluleka ngaphambi kwesikhathi.