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Niobium Wire 99.95%
Standard：
ASTM B392-99
Brand：
RO4200, RO4210
Size：
Nb 99.95%min

Introduction

Niobium Wire, 99.95% (3N5) Purity ASTM B392-99

Application: To manufacture niobium mechanical parts, electric materials, high voltage sodiumlamp and Jewelry; widely applied for pharmacy, semiconductor, aviation and aerospace, nuclear, high temperature assemblies and other fields.

Grade:RO4200,RO4210

Purity: 99.95%(3N5)-99.99%(4N)

Manufacturing Standard: ASTM B392-99

Surface: should be smooth, clean, greaseless, without fissure or burr, no mess around, no knotting, no crossover, no continuous pitches or scratches,

Specifications

Metallic impurities, ppm max by weight, Balance - Niobium

Element Fe Mo Ta Ni Si W Zr Hf
Content 50 100 1000 50 50 300 200 200


Non-Metallic impurities, ppm max by weight

Element C H O N
Content 100 15 150 100


Mechanical properties for annealed wires 0.020in(0.508mm)-0.124in(3.14mm)

Ultimate Tensile Strength (MPa) 125
Yield strength (MPa, 2% offeset) /
Elongation(%, 1-in gage length) 20


Dimensional Tolerance for Rods and Wires

Diameter in (mm) Tolerance in (±mm)
0.020-0.030(0.51-0.76) 0.00075(0.019)
0.030-0.060(0.76-1.52) 0.001(0.025)
0.060-0.090(1.52-2.29) 0.0015(0.038)
0.090-0.125(2.29-3.18) 0.002(0.051)
0.125-0.187(3.18-4.75) 0.003(0.076)
0.187-0.375(4.75-9.53) 0.004(0.102)
0.375-0.500(9.53-12.7) 0.005(0.127)
0500-0.625(12.7-15.9) 0.007(0.178)
0.625-0.750 (15.9-19.1) 0.008(0.203)
0.750-1.000 (19.1-25.4) 0.010(0.254)
1.000-1.500 (25.4-38.1) 0.015(0.381)
1.500-2.000 (38.1-50.8) 0.020(0.508)
2.000-2.500 (50.8-63.5) 0.030(0.762)


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