Specifications : Tantalum bar 
      Material: Ta 
      Grade: RO5200, RO5400, RO5252(Ta-2.5W), RO5255(Ta-10W) 
      size: Dia3~120mm 
      Standard:ASTM B 365
      Tantalum products/Tantalum bars 
      Material: Ta-1
      Grade: RO5200, RO5400, RO5252(Ta-2.5W), RO5255(Ta-10W) 
      size: Dia3~120mm 
      Standard:ASTM B 365
      Tantalum bar Tantalum- tungsten alloy bar
      Material: RO5200, RO5400, RO5252(Ta-2.5W), RO5255(Ta-10W)
      Available size: 3~120mm
      Standard: As per ASTM B 365-98
      Purity: 
      >=99.95% or 99.99% Tantalum rod Tantalum alloy rod 
      Standard,ASTM B365-98
      Dimension,Dia3~100mm 
      Material,RO5200,RO5400,RO5252(Ta-2.5W)
      
      Tolerance
    
    
      
        
          | Diameter | 
          Diameter Tolerance | 
          Length | 
          Tolerance | 
        
        
          | forging rod | 
          Extruded Rods | 
          rolling rod | 
          ground rod | 
        
        
          | 3.0-4.5 | 
          ±0.05 | 
            | 
          ±0.05 | 
            | 
          500-1500 | 
          + 5 | 
        
        
          | 4.5-6.5 | 
          ±0.10 | 
            | 
          ±0.10 | 
            | 
          500-1500 | 
          + 5 | 
        
        
          | 6.5-10.0 | 
          ±0.15 | 
            | 
          ±0.15 | 
            | 
          400-1500 | 
          + 5 | 
        
        
          | 10-16 | 
          ±0.20 | 
            | 
          ±0.20 | 
            | 
          300-1200 | 
          + 5 | 
        
        
          | 16-18 | 
          ±1.0 | 
            | 
            | 
          ±0.30 | 
          200-2000 | 
          + 20 | 
        
        
          | 18-25 | 
          ±1.5 | 
          ±1.0 | 
            | 
          ±0.40 | 
          200-2000 | 
          + 20 | 
        
        
          | 25-40 | 
          ±2.0 | 
          ±1.5 | 
            | 
          ±0.50 | 
          150-4000 | 
          + 20 | 
        
        
          | 40-50 | 
          ±2.5 | 
          ±2.0 | 
            | 
          ±0.60 | 
          100-3000 | 
          + 20 | 
        
        
          | 50-65 | 
          ±3.0 | 
          ±2.0 | 
            | 
          ±0.80 | 
          100-1500 | 
          + 20 |