Yana da shima da tsayayya da inorganic acid, musamman idan sun ƙunshi chlawides.
Astm ATM A240 Type 2205 Farantin shine kwando na Bakin Karfe wanda ake amfani dashi sosai a cikin masana'antu daban-daban, da binciken mai da injin gas, da injin gas. Sa 240 gr 2205 takaddun an yi shi ne daga aji na 2205 bakin karfe, wanda shine haɗakar ferritic da ƙarfe na yau da kullun.
Astm A479 Duplex bakin karfe 1.4462 da ke juriya ga SCC wanda yake na martaba da yawa suna kirga tankuna masu zafi, tsire-tsire, faduwar shuka da tsari shuka. Haka kuma, Astm A479 Duplex bakin karfe uns uns uns unds s31803 wasers ya nuna kaddarorin biyu ferrritic. Microstructures na Asme Sa 479 Duplex Karfe uns unpers unpers wanda ya haɗa da haɗuwa da matakai na Austenite. Astm A479 Duplex Karfe Unshors Entoshas unsshas unthat jabu juriya gaba daya juriya dauke da sinadarai da acid acid.