R04200 -Udidi 1, iReactor grade unalloyed niobium;
R04210 -Udidi 2, i-Commercial grade unlloyed niobium;
R04251 -Udidi lwe-3, i-Reactor grade niobium alloy equlethe i-1% ye-zirconium;
I-R04261 -Udidi lwe-4, i-Commercial grade niobium alloy equkethe i-1% ye-zirconium;