Specification:Φ1.0~80X 0.2~5.0X500~5000mm1.purity99.95% 99.99% 2.Brand:Nb1,Nb23.Standard:GB/T8183,GB/T14842,ASTMB348,ASTMB392 4.All the products can be supplied in according to customer's requirementOur Advantage1. Competitive price. 2. Our strengths over other suppliers.3. Reliable quality on the base of the same price.4. Timely delivery as your requirements.5. Professional service to cut much purchasing costs down.