Izicelo ze-321 zentsimbi yentsimbi

I-321 yensimbi engenasici isetyenziswe kumatshini wentsimi kumashishini ekhemikhali, amalahle, kunye nepetroleum efuna ukuchasana okuphezulu kwi-corrosion ye-grain boundary corrosion, iinxalenye ezichasene nobushushu bezinto zokwakha kunye neengxenye ezinobunzima bokushisa.
1. Umbhobho wokutsha kwenkunkuma yePetroleum
2. Umbhobho wokukhupha injini
3. Igobolondo ye-boiler, umtshintshi wokushisa, ukufudumeza iindawo zesithando somlilo
4. Amalungu esithulisi kwiinjini zedizili
5. Isitya soxinzelelo lwe-boiler
6. Ilori yothutho lwekhemikhali
7. Ukwandiswa ngokubambisana
8. Imibhobho edityanisiweyo ye-spiral yeziko kunye nezomisi