IiFittings zeBronze zeKlasi ye-125 zinokumelana nokugqwala okugqwesileyo, ngakumbi kwi-atmosfera, amanzi amatsha, amanzi olwandle, isisombululo se-alkaline kunye nomphunga oshushu kakhulu.
Ukongezelela, ifilimu edibeneyo ye-SnO2 inokuqulunqwa phezu kobhedu olutyhidiweyo, olunefuthe elihle lokukhusela, ngoko lisetyenziswa ngokubanzi kwiimpompo, iivalve, ukunikezelwa kwamanzi kunye nemibhobho yokuhambisa amanzi, kunye nezixhobo zaselwandle.