Chitsulo chathu chosapanga dzimbiri cha 304-2B ndi aloyi wa carbon low, austenitic chromium-nickel alloy opangidwa kuti usachite dzimbiri komanso chitetezo champhamvu cha intergranular, ngakhale mutawotcherera kapena mankhwala ochepetsa kupsinjika. Ndi kapangidwe kamene kamapangidwira kuchepetsa kupangika kwa carbide, giredi iyi imatsimikizira kudalirika kwa njira zambiri zomangira zowotcherera ndipo ndi yoyenera kugwiritsa ntchito pomwe kutentha sikudutsa 800 ° F. M'malo mwake, pepalali silikhala la maginito ndipo silipindula ndi kuumitsa pogwiritsa ntchito zowonjezera zowonjezera kutentha, zomwe zimapangitsa kuti zikhale zolondola komanso zolimba pazogwiritsidwa ntchito zosiyanasiyana.