we are found as a steel pipes-selling company in China, including seamless steel pipes/welded pipes(ERW/SSAW/LSAW).seamless steel pipe: od: 21.3-610mmwelded pipe: 21.3-1422mmwe want to establish business relationship with friends all over the world. if you have or will have a demand of steel pipes, pls do not hesitate contact with us. ytrkjm at gmail com.msn: yong1001 at hotmail com