Tantalum, Niobium plates & sheet                      Code: Ta1, Ta2, Nb1, Nb2                    Technical requirement: Meeting GB/T3628-1995, GB3629-83,                    ASTM B708-92, ASTM B393-89                    Dimension: 0.05-30 x 10-450 x L mm                    Delivery Condition: Annealed (M), Cold rolled (Y)