Super duplex steple s32760 ndi a Austentic Austenitic-Ferritic Dupturic Ma Freple opangidwa kuchokera ku althoy omwe ali ndi chromium, nickel ndi molybdenum omwe ali ndi zoletsa za kaboni komanso zosachepera pren42. Serson mahers ali ndi mphamvu kwambiri, kukana kumenyedwa, kupsinjika kwa mipata kumayambitsa, kukokoloka ndi kutopa kotupa, kupindika kwa chipongwe.