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Niobium Wire


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Our high-quality niobium wire is used in chemistry, electronics, aviation & aerospace, high pressure sodium lamp, reaction container, heat exchanger & sleeve materials.

Heeger Materials (HM) provides customized Niobium Wire with the shortest lead time and the best price.

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Please contact us if you need customized services. We will contact you with the price and availability in 24 hours.

Data sheet

Materialsniobium&niobium alloy
StandardASTM B392

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Niobium (Nb) Wire

Material:  RO4200, RO4210

Size: Diameter: 0.25-3.0mm

Standard: As per ASTM B392-98

Purity: 99.5% 99.9%, 99.95%

The customized moly bars and moly rods are available in various dimensions upon your request.

Table 1. Chemical composition:

Chemical Composition (%)
MaterialMain elements(%)Impurities (Maximum %)

Table 2. Mechanical requirements (annealed condition)

GradeTensile strength  δbpsi (MPa), ≥Yield strength δ0.2, psi (MPa),≥Elongation in 1"/2" gage length, %, ≥
RO4200, RO421018000 (125)12000 (85)2520

Packing of Niobium Wire:

The Niobium Wire will be packed in a wooden case supported with soft materials to ensure that the products thus packed will not shift inside the cases.

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