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Specification: Assay of Ta:≥99.95%，99.99% Grain size:＜70um Surface roughness:＜Ra1....

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Brief introduction of niobium plate: Niobium has many excellent features such as: su...

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YUSHENG IRON AND STEEL specialized in manufacture STEEL PLATE ASTM A572Gr50,A572Gr42,...

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Brief introduction of niobium pipe: http://www.zzstc.com/Niobium/niobium-pipe.html ...

Brief introduction: http://www.chinanonferrousmetals.com Niobium is a gray metal an...

Specification: Grade C Nb: 50% Min C: 0.10% S: 0.05% P: 0.10% SI: 3.0% AL:2....