MinorMetals.com - Niobium (Melting Grade)
All Data Sourced from the MMTA - http://www.mmta.co.uk
   
1. Origin In Seller's option
2. Tariff No. Unwrought 8112 9231
Scrap 8112 9239
3. Quality Nb (or Cb)
O2
All other elements each
99.5
0.05
0.05
% min.
% max.
% max.
No other elements specified.
4. Form Homogeneous lots of any of the following: whole electron beam melted bars or bar ends, cut bars, cut sheets, cut tubes.
5. Packaging In uniform sealed steel drums with inner plastic liners, on pallets, 200 KG net each or whole bars strapped on pallets.
6. Lot Size & Tolerance 200 KG (+/- 2%)
7. Documentation Standard documentation, as per MMTA Consolidated Regulations.
8. Weighing & Sampling As per MMTA Consolidated Regulations.
9. Other Notes Niobium and columbium are names for the same chemical element with atomic number 41. Columbium (Cb) was the name given in 1801, and niobium (Nb) was the name officially designated by the International Union of Pure and Applied Chemistry in 1950. Niobium is still sometimes referred to as columbium in the Americas.

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