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|Surface:||Polished, Smooth, Clean, Greaseless, Without Fissure Or Burr, No Mess Around, No Knotting, No Crossover||Boiling Point:||4742 ℃|
|Melting Point:||2468 ℃||Property:||Heat-resistant, Corrosion Resistant, Good Ductility|
|Delivery Time:||2-3weeks||Description:||Flat Products With Width≥6inch(152.4mm), Thickness ≥0.1875inch(4.76mm);|
RO4200, RO4210 Niobium Plate , ASTM B 393-05 standard , Sputtering Materials
Manufacturing Standard: ASTM B393-05, GB/T 3630-2006
Application: Used for chemical anticorrosion, capacitor parts, target material for optics industry, superconducting material, electrical light material, medical treatment, refrigeration, artificial jewelry and alloy addition.
Metallic impurities, ppm max by weight, Balance - Niobium
Non-Metallic impurities, ppm max by weight
Mechanical properties for annealed plates
|Ultimate Tensile Strength (MPa)||125|
|Yield strength (0. 2% offset) min, psi (MPa)||73|
|Elongation(%, 1-in gage length)||thickness ≥0.01in (0.254mm)||20|
|thickness <0.01in (0.254mm)||15|
|tolerance on thickness (±mm)||W<152.4||0.0127||0.0178||0.0203||0.04|
|Tolerance on thickness (slit) (±mm)||W<152.4||0.305||0.381||0.381||0.51|
|Torerance on length(±mm)||L≤340.8||+||1.59||1.59||1.59||1.59|
Niobium is a soft, grey, crystalline, ductile transition metal which is used in various superconducting materials. Its melting point is 2468℃ and boiling point 4742℃. It has the characteristics of high temperature resistance, high corrosion resistance and good ductility. Therefore, niobium and its alloy are widely used in electronics, iron and steel industry, chemical, jewelry, superconducting, engineering, aviation, aerospace industry etc.
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