... 2>Finishing:solution annealed treated 3> Surface: black 347 hot forged steel round bar:1> Dia.: 8mm~500mm2> Length: 1~7 ... mtrs3> Finishing: solution annealed treated4> Delviery condition: Hot forged , hot rolled5> Surface: black, rough turning, smooth turning, bright, centerless ... , JIS, SUSFor more information, pls contact us freely. 347 Hot forged steel round bar