Sign In | Join Free | My chinaqualitycrafts.com |
|
Niobium Products Customized Size GB/T 6896-2007 Nb1 Nb2 Niobium Bar for Steeling Making Standard: GB/T 6896-2007 Density: Nb≥8.57g/cm3 Purity: Nb≥99.95% or Nb≥99.9% Size: Niobium square bar (T≥14)×(T...