Media & Press

ASTM Standard Nb1 Nb2 Niobium Plate Nb Sheet for Sputtering Targets

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Polish and Bright Niobium Plate/Sheet
Advantage: Superconductivity Material, Better Corrosion Resistance

Commodity Name Niobium plate/sheet
Other Grade
 Nb1, Nb2
Density 8.57g/cm3
Purity Nb>=99.95%
Specification Size can be customized according to customer required
Surface treatment Polish and bright
Technique Powder Metallurgy
Standard ASTM B392-03
Application Industrial, Electronic, Medical

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Niobium Plate/ Sheet/ Foil

Chemical Requirements (Ingot)
Grade Chief Impurity Maximum, %
Nb C N O H Zr Ta Fe Si W Ni Mo Hf Ti
RO4200 Remainder 0.010 0.010 0.015 0.0015 0.020 0.100 0.005 0.005 0.030 0.005 0.010 0.020 0.020
Nb-1 ≥99.9 0.010 0.010 0.015 0.0015 0.005 0.050 0.005 0.005 0.005 0.002 0.005 0.005 0.002
Standard: ASTM B393-09, special requirements to be agreed on by the supplier and buyer.

Niobium Plate, Sheet, Foil
Thickness (mm) Width (mm) Length (mm)
Foil 0.1∽0.2 30∽100 100∽800
Sheet 0.2∽0.5 30∽300 300∽2500
Plate 0.5∽10 50∽600 600∽2500
Special requirements to be agreed on by the supplier and buyer.

Mechanical Properities
Grade Tensile Strength
≥MPa		 Yield Strength
≥MPa		 Elongation, ≥ %
≥0.01 <0.01
RO4200 125 73 20 15
Standard: ASTM B393-09, special requirements to be agreed on by the supplier and buyer.

Tolerance
Thickness
mm		 Thickness tolerance, ± mm Width tolerance, mm Length tolerancer, mm
<152 152∽609.6 <152 152∽609.6 ≤304.8 >304.8
0.10∽1.0 0.01∽0.05 0.05∽0.10 0.50∽0 1∽0 +1 0 +2 0
1.00∽5.0 0.05∽0.10 0.10∽0.20 0.40∽0 1∽0 +1 0 +2 0
5.0∽10.0 0.10∽0.20 0.20∽0.50 0.40∽0 1∽0 +1 0 +2 0
10.0∽15.0 0.20∽0.50 0.20∽0.50 0.40∽0 1∽0 +1 0 +2 0
Standard: ASTM B393-09, special requirements to be agreed on by the supplier and buyer.

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