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Niobium Screw

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seat: Asia-Pacific China
Validity to: Long-term effective
Last update: 2016-10-15 14:53
Browse the number: 42
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Baoji Shengyuan metal Material Co.,Ltd is one of the leading China niobium screw manufacturers and suppliers, equipped with a professional factory and company, welcome to wholesale quality niobium bolt, niobium nut products from us. SpecificationsMaterial: niobium flanged thermowell?Grade: RO4200,RO4210?Pruity: 99.95% or 99.99%?Shape: flange, thermowellNiobium flanged thermowellMaterial: RO4200-1, RO4210-2Purity: >=99.9% or 99.95%?Mechanical Requirements (annealed condition) Grade Tensile?strength?δbpsi?(MPa),?≥ Yield?strength?δ0.2,?psi?(MPa),≥ Elongation?in?1"/2"?gage?length,?%,?≥ >=0.010 <0.010 RO4200-1 RO4210-2 18000?(125) 12000?(85) 25 20 Special requirements to be agreed on by the supplier and buyer of negotiationsChemical Composition ??????????????????????????????????????????????????????????? Chemistry??% Designation Chief?component Impurities????maxmium Nb Fe Si Ni W Mo Ti Ta O C H N Nb1 Remainder 0.004 0.003 0.002 0.004 0.004 0.002 0.07 0.015 0.004 0.0015 0.002 Nb2 Remainder 0.02 0.02 0.005 0.02 0.02 0.005 0.15 0.03 0.01 0.0015 0.01 Special requirements to be agreed on by the supplier and buyer of negotiations Application? For rare-earth metallurgy,load plates for anodes of tantalum and niobium electrolytic capacitors sinterted at high temperatures and corrosion resistant containers in chemical industries.Packaging1.First packaging with?moisture-proof paper2.Second packaging with kraftpaper3.Third packaging with foam plastics in all side of plywood case4.Finally packing products in plywood case ? ?


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