Betekenis van:
niobium

niobium
Zelfstandig naamwoord
    • a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium

    Synoniemen

    Hyperoniemen

    Hyponiemen


    Voorbeeldzinnen

    1. niobium (columbium) or niobium alloys;
    2. Niobium alloys with:
    3. Niobium (columbium); rhenium:
    4. niobium alloys with:
    5. Containing mainly niobium and tantalum
    6. Additions of Chromium Tantalum or Niobium (Columbium)
    7. Niobium (columbium); rhenium; gallium; indium; vanadium; germanium
    8. niobium alloys having any of the following:
    9. 0,1 % or more but not more than 0,3 % of niobium
    10. Nitrided niobium-titanium-tungsten alloy (approximately 50 % Nb, 30 % Ti, 20 % W);
    11. or 30 % or more of lead and 5 % or more of niobium,
    12. Nitrided niobium-titanium-tungsten alloy (approximately 50 % Nb, 30 % Ti, 20 % W);
    13. Plates, sheets, strips and foils of an alloy of titanium, copper and niobium, containing by weight 0,8 % or more but not more than 1,2 % of copper and 0,4 % or more but not more than 0,6 % of niobium
    14. 4 % or more of lead or 3 % or more of niobium or 0,7 % or more of zirconium,
    15. 4 % or more of lead or 3 % or more of niobium or 0,7 % or more of zirconium,