Shoollada siliga goynta birta ah ayaa ah takhasuskeena gaarka ah.Waxay ka samaysan tahay SUS200, 300, 400 taxane ah oo aan kala goyn silig bir ah oo qaybo kala duwan loo jaray.Toogashada fiilada gooyay ee birta aan-dhalaalka lahayn ayaa loo istcimaalay tiro sii kordheysa oo ah codsiyada muhiimka ah halkaas oo wasakhda birta ah ee qarxinta birta aan fiicnayn, titanium