round bar

  • Carbon steel bar

    Carbon steel bar

    Grade of Materials:10#, 20#, 45#, Q235, Q345, Q195, Q215, ST52, ST42, ST35, 10#-45#, Q195-Q345, ST35-ST52Q235, Q235B, S275, S275jr, A53, st37, st52Q195 → B级,SS330,SPHC, S185Q215 → C级,CS B型,SS330,SPHCQ235 →级D,SS400,S235JR,S235JO,S235J2Q345 → SS500,ST52

    Standard:API, ASTM, bs, GB, API 5L, ASTM A106-2006,ASTM A53-2007, BS 1387, BS 1139, BS EN10219, GB 3087-1999, GB/T3901,EN, BS, JIS