... than 15 thousand tons, with ISO90000:20000 certification,, products exported to France ,Germany, Italy, USA and other countries, won national ... production capability of continuous cast iron round bars & billets up to 10000 tons and mechanical processing capability of 7000 ... or sorbiteQT900-29006002280-360tempered martensiteor troostite+sorbite cast iron pulley with wear resistant and anti abrasive