Specs : according to ASTM B392 -99 R04210
Chemical composition :
            C                 0.01%max
            N                 0.01%max
            O                 0.025%max
            H                 0.0015%max
            Zr                0.02%max
            Ta               0.3%max
            Fe               0.01%max
            Si                0.005%max
            W                0.05%max
            Ni                0.005%max
            Mo               0.02%max
            Hf                0.02%max
            Ti                0.03%max
            Al                0.005%max
Physical & Mechanical property :
            Tensile strength 125 MPa min.
            Yield strength    73 MPa min.
            Elongation         20%min

Dimension : 
Diameter : 6.0 up to 110mm x Length 1500mm max.