Baoji Refractory Metal Developer Co.,Ltd is one of the leading China tantalum bar manufacturers and suppliers,Website:http://www.rmd1994.com, and as a professional company we have productive factory, welcome to wholesale tantalum bar, tantalum rod products from us.Ta² Chemical Composition: Chemistry %GradeChief component Impurities maxTaOtherFeSiNiWMoTiNbOCHNTa1Balance0.0040.0030.0020.0040.0040.0020.030.0150.0040.00150.002Ta2.5WBalanceW2.0~3.50.010.0050.005—0.020.0030.050.0150.010.0020.01Ta10WBalanceW9.5~110.010.0050.005—0.020.0030.050.0150.010.0020.01TaNb3BalanceNb1.5~3.50.030.030.0050.040.030.005—0.030.020.0050.025Note：Ta1=RO5200 Ta2.5W=RO5252 Ta10W=RO5255 ² Specification：DescriptionDiameter (mm)Length (mm)Rod Φ1.00~Φ12.00 50~2000Bar Φ12.00~Φ20.00 50~2000 Φ20.00~Φ30.00 50~1200 Φ30.00~Φ60.00 50~1000 ＞Φ60.00 50~600Note:All the products can be supplied in according to customer’s requirement. ² Mechanical requirements: GradeAnnealedTensile strengthpsi (MPa)≥Yield strength psi (MPa)≥Elongation min， ％ (1 inch gage length)≥Ta1 (RO5200)25000 (172)15000 (103)25Ta2.5W (RO5252)40000 (276)28000 (193)20Ta10W (RO5255)70000 (482)55000 (379)20 ² Tolerance：Diameter（mm）Diameter Tolerance（mm）Length（mm）Length Tolerance（mm）3.0~4.5±0.05200~1500+5 ＞4.5~6.5±0.10200~1500＞6.5~10.0±0.15200~1500＞10.0~16.0±0.20200~1200＞16.0~18.0±1.00200~2000+20＞18.0~25.0±1.50200~2000＞25.0~40.0±2.00200~4000+20＞40.0~50.0±2.50200~3000＞50.0~65.0±3.00200~1500＞65.0~95.0±4.00200~1000 Note:Special demands on tolerance available.
